The graph shows the time it took for three different smartphones - the Nokia N70 in 2005, the original Apple iPhone in 2007, and the iPhone 6 in 2014 - to reach one million units in sales. The Nokia N70 took 7.2 hours to hit one million sales, the original iPhone took 72 days, and the iPhone 6 took around one year to reach that sales milestone.

1. 0 50 100 150 200 250 300 350 400
Nokia N70, 2005
Apple iPhone, 2007
Apple iPhone 6, 2014
7.2 hours
72 days
1 year
The race to one million handset sales
Source: Benchmark Mineral Intelligence | Benchmarkminerals.com