sectIoN 7:
mobile connectivity (continued)

7.4 Mobile Traffic Growth As Observed By Ericsson                                                        7.5 Smartphone Usage As Observed by Ericsson
In mobile networks, the access medium (spectrum) is being                                                this section investigates the impact of several different factors
shared by different users in the same cell. It is important to                                           on weekly smartphone traffic usage. the findings presented here
understand traffic volumes and usage patterns in order to enable                                         are based on ericsson mobile broadband measurements during the
a good customer experience. ericsson’s presence in more than                                             second quarter of 2011 at four different operators in mature markets
180 countries and its customer base representing more than                                               in europe, asia and North america.
1,000 networks enables ericsson to measure mobile voice and
                                                                                                         figures 41 and 42 compare smartphone usage for the most popular
data volumes. the result is a representative base for calculating
                                                                                                         handset models from each of these measurements. handset models
world total mobile traffic in 2g, 3g, and 4g networks (not
                                                                                                         in figures 41 and 42 are characterized by operating system, global
including dVb-h, Wifi, and mobile Wimax).
                                                                                                         release date (year), screen size in pixels (320x480 or smaller = small,
these measurements have been performed for several years,                                                480x800 or higher = large) and customer segment ($$$ = expensive
pointing at a stable trend of traffic growth with some seasonal                                          model, lack of this mark means smartphone model & subscription
variations. however, the measurements of data and voice traffic                                          at a price level of feature phones). (Note that iphones and android
in these networks (2g, 3g, 4g/lte) around the world show large                                           smartphones are not specifically distinguished in the charts in order
differences in traffic levels between markets and regions, and                                           to allow operators to remain anonymous.)
also between operators due to their different customer profiles.
                                                                                                         figure 41 compares for each model the ratio of “active” smartphone
as illustrated in figure 40, the volume of mobile data traffic                                           users generating more than 1 mb traffic per day on average. the
doubled from the second quarter of 2010 to the second quarter                                            ratio of active smartphone users is the highest for new android and
of 2011, and grew 8% between the first and second quarters                                               iphone models: 50% - 75% of subscribers are generating more than
of 2011. this comparatively smaller quarterly growth rate may                                            1 mb traffic per day on average. they are followed by older or inex-
be related to seasonal variations in traffic levels, as ericsson notes                                   pensive android and iphone models and Windows mobile phones
that they have observed such variations in the past. (Note that                                          (30% - 55%) and finally by symbian and blackberry smartphones
this quarterly growth rate is based on revised/recalculated first                                        (only 5% - 35%). It is interesting to note the striking difference
quarter mobile data traffic figures. additionally, note that due                                         between the ratio seen by active blackberry users in North america
to an error, the y-axis in figure 40 was previously labeled as                                           as compared to those outside North america. (blackberry devices
exabytes – the correct metric is petabytes.)                                                             have several limitations in many countries, including app store
                                                                                                         availability.)



                                       400
     Total (UL + DL) monthly traffic




                                       350

                                       300
            (Petabyte/month)




                                                                                                                                                                             Data




                                       250

                                       200
                                                                                                                                                                             Voice




                                       150

                                       100

                                        50

                                         0
                                             Q1    Q2    Q3    Q4    Q1      Q2      Q3       Q4       Q1       Q2       Q3       Q4    Q1    Q2    Q3    Q4    Q1    Q2
                                             ‘07   ‘07   ‘07   ‘07   ‘08     ‘08     ‘08      ‘08      ‘09      ‘09      ‘09      ‘09   ‘10   ‘10   ‘10   ‘10   ‘11   ‘11

       Figure 40: Total Monthly Mobile Voice and Data as Measured by Ericsson [Source: Ericsson]




40                                                                         © 2011 akamai technologies, Inc. all rights reserved
MB/week




                                                                                                                                                                                                                                                                                                                                                                                                  0%
                                                                                                                                                                                                                                                                                                                                                                                                         10%
                                                                                                                                                                                                                                                                                                                                                                                                               20%
                                                                                                                                                                                                                                                                                                                                                                                                                     30%
                                                                                                                                                                                                                                                                                                                                                                                                                            40%
                                                                                                                                                                                                                                                                                                                                                                                                                                   50%
                                                                                                                                                                                                                                                                                                                                                                                                                                           60%
                                                                                                                                                                                                                                                                                                                                                                                                                                                 70%
                                                                                                                                                                                                                                                                                                                                                                                                                                                       80%
                                                                                                                                                                                                                                                                                                                                                                                                                                                                90%
                                                                                                                                                                                                                                                                                                                                                                                                                                                                       100%




                                                                                                                                                                                                0
                                                                                                                                                                                                    20
                                                                                                                                                                                                         40
                                                                                                                                                                                                              60
                                                                                                                                                                                                                   80
                                                                                                                                                                                                                        100
                                                                                                                                                                                                                                       120
                                                                                                                                                                                                                                             140
                                                                                                                                                                                                                                                                                                                                                                         Blackberry ‘09 mid $$$
                                                                                                                                                                       Blackberry ‘09 mid $$$                                                                                                                                                                            Symbian ‘09 small $$$
                                                                                                                                                                       Symbian ‘09 small $$$                                                                                                                                                                              Symbian ‘08 mid $$$

                                                                                                                                                                        Symbian ‘08 mid $$$
                                                                                                                                                                                                                                                                                                                                                                               Symbian ‘09 mid
                                                                                                                                                                                                                                                                                                                                                                       iPhone/Android ‘08 small
                                                                                                                                                                             Symbian ‘09 mid
                                                                                                                                                                                                                                                                                                                                                                       iPhone/Android ‘09 small
                                                                                                                                                                                                                                                                                                                                                                                                                                                                              op1 Europe


                                                                                                                                                                     iPhone/Android ‘08 small




                                                                                                                                                                                                                              Median
                                                                                                                                                                                                                                                                                                                                                                       iPhone/Android ‘10 small
                                                                                                                                                                     iPhone/Android ‘09 small




                                                                                                                                                                                                                                                   op1 Europe
                                                                                                                                                                                                                                                                                                                                                                       iPhone/Android ‘10 large
                                                                                                                                                                     iPhone/Android ‘10 small

                                                                                                                                                                     iPhone/Android ‘10 large                                                                                                                                                                            Blackberry ‘09 mid $$$
                                                                                                                                                                                                                                                                                                                                                                       iPhone/Android ‘08 small
                                                                                                                                                                                                                                                                                                                                                                       iPhone/Android ‘09 small
                                                                                                                                                                       Blackberry ‘09 mid $$$
                                                                                                                                                                                                                                                                                                                                                                                                                                                                              op2 Asia




                                                                                                                                                                                                                                                                                                                                                                       iPhone/Android ‘10 large
                                                                                                                                                                     iPhone/Android ‘08 small
                                                                                                                                                                                                                                                                                                                                                                       iPhone/Android ‘10 large
                                                                                                                                                                     iPhone/Android ‘09 small

                                                                                                                                                                     iPhone/Android ‘10 large




                                                                                                                                                                                                                                                   op2 Asia
                                                                                                                                                                                                                                                                                                                                                                       iPhone/Android ‘09 small
                                                                                                                                                                     iPhone/Android ‘10 large                                                                                                                                                                          iPhone/Android ‘10 large
                                                                                                                                                                                                                                                                                                                                                                                                                                                                              op3 Asia




                                                                                                                                                                     iPhone/Android ‘09 small                                                                                                                                                                                  Symbian ‘09 mid
                                                                                                                                                                                                                                                                                                                                                                       Blackberry ‘09 small $$$
                                                                                                                                                                     iPhone/Android ‘10 large




                                                                                                                                                                                                                                                   op3 Asia
                                                                                                                                                                                                                                                                                                                                                                         Blackberry ‘09 mid $$$
                                                                                                                                                                                                                                                                                                                                                                         Blackberry ‘09 mid $$$




                                                                                                                                                                                                                                                                       Figure 41: Ratio of active smartphone users (> 1 MB / day on average) [Source: Ericsson]
                                                                                                                                                                             Symbian ‘09 mid
                                                                                                                                                                                                                                                                                                                                                                         Blackberry ‘10 mid $$$
                                                                                                                                                                     Blackberry ‘09 small $$$
                                                                                                                                                                                                                                                                                                                                                                  Windows Mobile ‘09 large $$$




© 2011 akamai technologies, Inc. all rights reserved
                                                                                                                                                                       Blackberry ‘09 mid $$$                                                                                                                                                                          iPhone/Android ‘08 small
                                                                                                                                                                       Blackberry ‘09 mid $$$                                                                                                                                                                          iPhone/Android ‘09 small




                                                       Figure 42: Median of weekly smartphone traffic volumes for active users (>1 MB/day) [Source: Ericsson]
                                                                                                                                                                       Blackberry ‘10 mid $$$                                                                                                                                                                          iPhone/Android ‘09 small
                                                                                                                                                                                                                                                                                                                                                                                                                                                                              op4 North America




                                                                                                                                                                Windows Mobile ‘09 large $$$                                                                                                                                                                           iPhone/Android ‘10 small
                                                                                                                                                                                                                                                                                                                                                                       iPhone/Android ‘10 small
                                                                                                                                                                     iPhone/Android ‘08 small
                                                                                                                                                                                                                                                                                                                                                                       iPhone/Android ‘10 large
                                                                                                                                                                     iPhone/Android ‘09 small
                                                                                                                                                                                                                                                                                                                                                                       iPhone/Android ‘10 large
                                                                                                                                                                     iPhone/Android ‘09 small
                                                                                                                                                                                                                                                                                                                                                                       iPhone/Android ‘10 large
                                                                                                                                                                     iPhone/Android ‘10 small
                                                                                                                                                                                                                                                   op4 North America




                                                                                                                                                                     iPhone/Android ‘10 small

                                                                                                                                                                     iPhone/Android ‘10 large
                                                                                                                                                                                                                                                                                                                                                                                                       Blackberry
                                                                                                                                                                                                                                                                                                                                                                                                       5% – 35%
                                                                                                                                                                                                                                                                                                                                                                                                       Symbian or




                                                                                                                                                                     iPhone/Android ‘10 large
                                                                                                                                                                                                                                                                                                                                                                                                                           35% – 55%
                                                                                                                                                                                                                                                                                                                                                                                                                                                   50% – 75%




                                                                                                                                                                     iPhone/Android ‘10 large
                                                                                                                                                                                                                                                                                                                                                                                                                                                   Android / iPhone




                                                                                                                                                                                                                                                                                                                                                                                                                           or cheap Android
                                                                                                                                                                                                                                                                                                                                                                                                                                                   new and expensive




                                                                                                                                                                                                                                                                                                                                                                                                                           old Android/iPhone

                                                                                                                                                                                                                                                                                                                                                                                                                           or Windows Mobile




41
sectIoN 7:
mobile connectivity (continued)

for active smartphone users who actually use their devices                                      figure 43 further drills down into usage for one single smart-
as smartphones, the difference in median weekly traffic volume                                  phone model (new high-end android model with large screen)
is less significant across os, price, screen size, etc. figure 42                               at one specific operator and shows average weekly application
shows median weekly traffic volume (50th percentile) for active                                 traffic for different subscriber clusters. subscriber clusters have
smartphone users generating more than 1 mb traffic per day.                                     been created based on total per subscriber traffic volumes, e.g.,
this value varies between the 30 mb – 80 mb range for most                                      the 95-100% cluster denotes the heaviest 5% of subscribers.
smartphone models.
                                                                                               application usage in different subscriber cluster differs
While the percentage of users that are active data users differs                                significantly per application, e.g., social networking and app
significantly by os, release date, customer segment, etc. (as                                   store download traffic increases nearly linearly in heavier sub-
seen in figure 41), taking only active users with more than 1                                   scriber clusters. In contrast, online video usage can explode and
mb traffic per day on average, usage levels are very similar for                                can become extreme for the top 5-10% of smartphone users.
different smartphone models (as seen in figure 42).                                             heavy users are willing to spend two orders of magnitude more
                                                                                                time with watching online video on their smartphones than
one notable difference is that in North america, new and
                                                                                                median users (~40 minutes / day on average for the heaviest
expensive smartphones with large screens generate about two
                                                                                                5% users as opposed to ~ 0.5 minutes / day for the median
times more traffic than smartphones at the operators analyzed
                                                                                                smartphone user).
in asia and europe. another notable difference is that blackber-
ry devices (especially outside North america) send a significant                                similar application usage characteristics can be observed
share of their traffic through a tunnel with compression.                                       for most new high-end android and iphone models as well.



                              4

                                                                                                                                                        50 – 55%

                                                                                                                                                        55 – 60%
                              3
                                                                                                                                                        60 – 65%
     GB / week / subscriber




                                                                                                                                                        65 – 70%

                                                                                                                                                        70 – 75%
                              2
                                                                                                                                                        75 – 80%

                                                                                                                                                        80 – 85%

                                                                                                                                                        85 – 90%
                              1
                                                                                                                                                        90 – 95%

                                                                                                                                                        95 – 100%

                              0
                                                                                                 Social
                                  Online Video   Online Audio       Web Browsing                                       App Store       Email
                                                                                               Networking
     Figure 43: Average weekly application traffic for different subscriber clusters of a new Android smartphone model




42                                                              © 2011 akamai technologies, Inc. all rights reserved

Mobile data consumption by smartphone users

  • 1.
    sectIoN 7: mobile connectivity(continued) 7.4 Mobile Traffic Growth As Observed By Ericsson 7.5 Smartphone Usage As Observed by Ericsson In mobile networks, the access medium (spectrum) is being this section investigates the impact of several different factors shared by different users in the same cell. It is important to on weekly smartphone traffic usage. the findings presented here understand traffic volumes and usage patterns in order to enable are based on ericsson mobile broadband measurements during the a good customer experience. ericsson’s presence in more than second quarter of 2011 at four different operators in mature markets 180 countries and its customer base representing more than in europe, asia and North america. 1,000 networks enables ericsson to measure mobile voice and figures 41 and 42 compare smartphone usage for the most popular data volumes. the result is a representative base for calculating handset models from each of these measurements. handset models world total mobile traffic in 2g, 3g, and 4g networks (not in figures 41 and 42 are characterized by operating system, global including dVb-h, Wifi, and mobile Wimax). release date (year), screen size in pixels (320x480 or smaller = small, these measurements have been performed for several years, 480x800 or higher = large) and customer segment ($$$ = expensive pointing at a stable trend of traffic growth with some seasonal model, lack of this mark means smartphone model & subscription variations. however, the measurements of data and voice traffic at a price level of feature phones). (Note that iphones and android in these networks (2g, 3g, 4g/lte) around the world show large smartphones are not specifically distinguished in the charts in order differences in traffic levels between markets and regions, and to allow operators to remain anonymous.) also between operators due to their different customer profiles. figure 41 compares for each model the ratio of “active” smartphone as illustrated in figure 40, the volume of mobile data traffic users generating more than 1 mb traffic per day on average. the doubled from the second quarter of 2010 to the second quarter ratio of active smartphone users is the highest for new android and of 2011, and grew 8% between the first and second quarters iphone models: 50% - 75% of subscribers are generating more than of 2011. this comparatively smaller quarterly growth rate may 1 mb traffic per day on average. they are followed by older or inex- be related to seasonal variations in traffic levels, as ericsson notes pensive android and iphone models and Windows mobile phones that they have observed such variations in the past. (Note that (30% - 55%) and finally by symbian and blackberry smartphones this quarterly growth rate is based on revised/recalculated first (only 5% - 35%). It is interesting to note the striking difference quarter mobile data traffic figures. additionally, note that due between the ratio seen by active blackberry users in North america to an error, the y-axis in figure 40 was previously labeled as as compared to those outside North america. (blackberry devices exabytes – the correct metric is petabytes.) have several limitations in many countries, including app store availability.) 400 Total (UL + DL) monthly traffic 350 300 (Petabyte/month) Data 250 200 Voice 150 100 50 0 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 ‘07 ‘07 ‘07 ‘07 ‘08 ‘08 ‘08 ‘08 ‘09 ‘09 ‘09 ‘09 ‘10 ‘10 ‘10 ‘10 ‘11 ‘11 Figure 40: Total Monthly Mobile Voice and Data as Measured by Ericsson [Source: Ericsson] 40 © 2011 akamai technologies, Inc. all rights reserved
  • 2.
    MB/week 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 0 20 40 60 80 100 120 140 Blackberry ‘09 mid $$$ Blackberry ‘09 mid $$$ Symbian ‘09 small $$$ Symbian ‘09 small $$$ Symbian ‘08 mid $$$ Symbian ‘08 mid $$$ Symbian ‘09 mid iPhone/Android ‘08 small Symbian ‘09 mid iPhone/Android ‘09 small op1 Europe iPhone/Android ‘08 small Median iPhone/Android ‘10 small iPhone/Android ‘09 small op1 Europe iPhone/Android ‘10 large iPhone/Android ‘10 small iPhone/Android ‘10 large Blackberry ‘09 mid $$$ iPhone/Android ‘08 small iPhone/Android ‘09 small Blackberry ‘09 mid $$$ op2 Asia iPhone/Android ‘10 large iPhone/Android ‘08 small iPhone/Android ‘10 large iPhone/Android ‘09 small iPhone/Android ‘10 large op2 Asia iPhone/Android ‘09 small iPhone/Android ‘10 large iPhone/Android ‘10 large op3 Asia iPhone/Android ‘09 small Symbian ‘09 mid Blackberry ‘09 small $$$ iPhone/Android ‘10 large op3 Asia Blackberry ‘09 mid $$$ Blackberry ‘09 mid $$$ Figure 41: Ratio of active smartphone users (> 1 MB / day on average) [Source: Ericsson] Symbian ‘09 mid Blackberry ‘10 mid $$$ Blackberry ‘09 small $$$ Windows Mobile ‘09 large $$$ © 2011 akamai technologies, Inc. all rights reserved Blackberry ‘09 mid $$$ iPhone/Android ‘08 small Blackberry ‘09 mid $$$ iPhone/Android ‘09 small Figure 42: Median of weekly smartphone traffic volumes for active users (>1 MB/day) [Source: Ericsson] Blackberry ‘10 mid $$$ iPhone/Android ‘09 small op4 North America Windows Mobile ‘09 large $$$ iPhone/Android ‘10 small iPhone/Android ‘10 small iPhone/Android ‘08 small iPhone/Android ‘10 large iPhone/Android ‘09 small iPhone/Android ‘10 large iPhone/Android ‘09 small iPhone/Android ‘10 large iPhone/Android ‘10 small op4 North America iPhone/Android ‘10 small iPhone/Android ‘10 large Blackberry 5% – 35% Symbian or iPhone/Android ‘10 large 35% – 55% 50% – 75% iPhone/Android ‘10 large Android / iPhone or cheap Android new and expensive old Android/iPhone or Windows Mobile 41
  • 3.
    sectIoN 7: mobile connectivity(continued) for active smartphone users who actually use their devices figure 43 further drills down into usage for one single smart- as smartphones, the difference in median weekly traffic volume phone model (new high-end android model with large screen) is less significant across os, price, screen size, etc. figure 42 at one specific operator and shows average weekly application shows median weekly traffic volume (50th percentile) for active traffic for different subscriber clusters. subscriber clusters have smartphone users generating more than 1 mb traffic per day. been created based on total per subscriber traffic volumes, e.g., this value varies between the 30 mb – 80 mb range for most the 95-100% cluster denotes the heaviest 5% of subscribers. smartphone models. application usage in different subscriber cluster differs While the percentage of users that are active data users differs significantly per application, e.g., social networking and app significantly by os, release date, customer segment, etc. (as store download traffic increases nearly linearly in heavier sub- seen in figure 41), taking only active users with more than 1 scriber clusters. In contrast, online video usage can explode and mb traffic per day on average, usage levels are very similar for can become extreme for the top 5-10% of smartphone users. different smartphone models (as seen in figure 42). heavy users are willing to spend two orders of magnitude more time with watching online video on their smartphones than one notable difference is that in North america, new and median users (~40 minutes / day on average for the heaviest expensive smartphones with large screens generate about two 5% users as opposed to ~ 0.5 minutes / day for the median times more traffic than smartphones at the operators analyzed smartphone user). in asia and europe. another notable difference is that blackber- ry devices (especially outside North america) send a significant similar application usage characteristics can be observed share of their traffic through a tunnel with compression. for most new high-end android and iphone models as well. 4 50 – 55% 55 – 60% 3 60 – 65% GB / week / subscriber 65 – 70% 70 – 75% 2 75 – 80% 80 – 85% 85 – 90% 1 90 – 95% 95 – 100% 0 Social Online Video Online Audio Web Browsing App Store Email Networking Figure 43: Average weekly application traffic for different subscriber clusters of a new Android smartphone model 42 © 2011 akamai technologies, Inc. all rights reserved