The document lists various international paper and photograph sizes standards including: - ISO paper size standards for A, B, and C series ranging from the largest A0/B0/C0 to smaller A6/B6/C6. - Common North American paper sizes such as Letter, Legal, and Tabloid. - Japanese paper size standards including the JIS B series and Shiroku ban/Kiku sizes. - Standard photograph sizes used internationally. - Envelope size standards for different regions including Europe, North America, and Japan.

1. ISO/DIN paper sizes A series
format mm inches
A0 841mm × 1189mm 33.1” × 46.8”
A0+ 914mm × 1292mm 35.9” × 50.8”
A1 594mm × 841mm 23.4” × 33.1”
A1+ 609mm × 914mm 24” × 36”
A2 420mm × 594mm 16.5” × 23.4”
A3 297mm × 420mm 11.7” × 16.5”
A3+ 329mm × 483mm 12.9” × 19.0”
A4 210mm × 297mm 8.3” × 11.7”
A5 148mm × 210mm 5.8” × 8.3”
A6 105mm × 148mm 4.1” × 5.8”
A7 74mm × 105mm 2.9” × 4.1”
A8 52mm × 74mm 2.0” × 2.9”
A9 37mm × 52mm 1.5” × 2.0”
A10 26mm × 37mm 1.0” × 1.5”
841 mm
420 mm210 mm
105 mm52 mm
1189mm
594mm297mm148mm
74mm
A8
A6
A7
A5
A4
A3
A2
A1
A0A0
Wrong design 設計之王
3A Central Mansion, 270-276 Queen’s Road Central, Sheung Wan, Hong Kong
香港上環皇后大道中270-276號中央大廈3字樓A室
tel: (852) 2559 2894 • fax: (852) 2545 0778 • info@wrongdesign.com • www.wrongdesign.com

2. ISO/DIN paper sizes B series
format mm inches
B0 1000mm × 1414mm 39.4” × 55.7”
B0+ 1118mm × 1580mm 44” × 62.2”
B1 707mm × 1000mm 27.8” × 39.4”
B2 500mm × 707mm 19.7” × 27.8”
B3 353mm × 500mm 13.9” × 19.7”
B4 250mm × 353mm 9.8” × 13.9”
B5 176mm × 250mm 6.9” × 9.8”
B6 125mm × 176mm 4.9” × 6.9”
B7 88mm × 125mm 3.5” × 4.9”
B8 62mm × 88mm 2.4” × 3.5”
B9 44mm × 62mm 1.7” × 2.4”
B10 31mm × 44mm 1.2” × 1.7”
1000 mm
500 mm250 mm
125 mm62 mm
1414mm
707mm353mm176mm
88mm
B8
B6
B7
B5
B4
B3
B2
B1
B0
Wrong design 設計之王
3A Central Mansion, 270-276 Queen’s Road Central, Sheung Wan, Hong Kong
香港上環皇后大道中270-276號中央大廈3字樓A室
tel: (852) 2559 2894 • fax: (852) 2545 0778 • info@wrongdesign.com • www.wrongdesign.com

3. ISO/DIN paper sizes C series
format mm inches
C0 917mm × 1297mm 36.1” × 51.1”
C1 648mm × 917mm 25.5” × 36.1”
C2 458mm × 648mm 18.0” × 25.5”
C3 324mm × 458mm 12.8” × 18.0”
C4 229mm × 324mm 9.0” × 12.8”
C5 162mm × 229mm 6.4” × 9.0”
C6 114mm × 162mm 4.5” × 6.4”
C7 81mm × 114mm 3.2” × 4.5”
C8 57mm × 81mm 2.2” × 3.2”
C9 40mm × 57mm 1.6” × 2.2”
C10 28mm × 40mm 1.1” × 1.6”
917 mm
458 mm229 mm
114 mm57 mm
1297mm
648mm324mm162mm
81mm
C8
C6
C7
C5
C4
C3
C2
C1
C0
Wrong design 設計之王
3A Central Mansion, 270-276 Queen’s Road Central, Sheung Wan, Hong Kong
香港上環皇后大道中270-276號中央大廈3字樓A室
tel: (852) 2559 2894 • fax: (852) 2545 0778 • info@wrongdesign.com • www.wrongdesign.com

4. North American paper sizes
format mm inches
Letter 216mm × 279mm 8.5” × 11”
Legal 216mm × 356mm 8.5” × 14”
Junior Legal 203mm × 127mm 8” × 5”
Ledger 432mm × 279mm 17” × 11”
Tabloid 279mm × 432mm 11” × 17”
JIS paper sizes (rounded inch values) 日本工業規格
format B series Shiroku ban Kiku
size mm × mm in × in mm inches mm inches
0 1030mm × 1456mm 40.6” × 57.3”
1 728mm × 1030mm 28.7” × 40.6”
2 515mm × 728mm 20.3” × 28.7”
3 364mm × 515mm 14.3” × 20.3”
4 257mm × 364mm 10.1” × 14.3” 264mm × 379mm 10.4” × 14.9” 227mm × 306mm 8.9” × 12”
5 182mm × 257mm 7.2” × 10.1” 189mm × 262mm 7.4” × 10.3” 151mm × 227mm 5.9” × 8.9”
6 128mm × 182mm 5.0” × 7.2” 127mm × 188mm 5.0” × 7.4”
7 91mm × 128mm 3.6” × 5”
8 64mm × 91mm 2.5” × 3.6”
9 45mm × 64mm 1.8” × 2.5”
10 32mm × 45mm 1.3” × 1.8”
11 22mm × 32mm 0.9” × 1.3”
12 16mm × 22mm 0.6” × 0.9”
Photograph sizes
format mm inches ratio
2R 64mm × 89mm 2.5” × 3.5” 1.4
- 76mm × 127mm 3” × 5” 1.6
LD, DSC 89mm × 119mm 3.5” × 4.67” 1.3 (4:3)
3R, L 89mm × 127mm 3.5” × 5” ~1.4286
LW 89mm × 133mm 3.5” × 5.25” 1.5 (3:2)
KGD 102mm × 136mm 4” × 5.33” 1.3 (4:3)
4R, KG 102mm × 152mm 4” × 6” 1.5 (3:2)
2LD, DSCW 127mm × 169mm 5” × 6.67” 1.3 (4:3)
5R, 2L 127mm × 178mm 5” × 7” 1.4
2LW 127mm × 190mm 5” × 7.5” 1.5 (3:2)
8R 203mm × 254mm 8” × 10” 1.25
S8R 203mm × 305mm 8” × 12” 1.5 (3:2)
11R 279mm × 356mm 11” × 14” 1.27
Wrong design 設計之王
3A Central Mansion, 270-276 Queen’s Road Central, Sheung Wan, Hong Kong
香港上環皇后大道中270-276號中央大廈3字樓A室
tel: (852) 2559 2894 • fax: (852) 2545 0778 • info@wrongdesign.com • www.wrongdesign.com

5. Standard envelope sizes (rounded inch values)
format mm inches suitable for content format
DL 110mm × 220mm 4.35” x 8.7” 1/3 A4
C7/C6 81mm x 162mm 3.2” x 6.4” 1/3 A5
C6 114mm × 162mm 4.5” x 6.4” A6 (or A4 folded in half twice)
C6/C5 114mm × 229mm 4.5” x 9” 1/3 A4
C5 162mm × 229mm 6.4” x 9” A5 (or A4 folded in half once)
C4 229mm × 324mm 9” x 12.8” A4
C3 324mm × 458mm 12.8” x 18” A3
B6 125mm × 176mm 4.9” x 6.9” C6
B5 176mm × 250mm 6.9” x 9.8” C5
B4 250mm × 353mm 9.8” x 13.9” C4
E3 280mm × 400mm 11” x 15.7” B4
Standard North American envelope sizes
format mm inches
A2 111.1mm × 146.1mm 4.4” × 5.75”
A6 120.7mm × 165.1mm 4.75” × 6.5”
A7 133.4mm × 184.2mm 5.25” × 7.25”
A8 139.7mm × 206.4mm 5.5” × 8.13”
A9 146.1mm × 222.3mm 5.75” × 8.75”
A10 152.4mm × 241.3mm 6” × 9.5”
No. 6¾ 92.1mm × 165.1mm 3.63” × 6.5”
No. 7¾ (Monarch) 98.4mm × 190.5mm 3.88” × 7.5”
No. 9 98.4mm × 225.4mm 3.88” × 8.88”
No. 10 104.8mm × 241.3mm 4.13” × 9.5”
No. 11 114.3mm × 263.5mm 4.5” × 10.4”
No. 12 120.7mm × 279.4mm 4.75” × 11”
No. 14 127mm × 292.1mm 5” × 11.5”
Wrong design 設計之王
3A Central Mansion, 270-276 Queen’s Road Central, Sheung Wan, Hong Kong
香港上環皇后大道中270-276號中央大廈3字樓A室
tel: (852) 2559 2894 • fax: (852) 2545 0778 • info@wrongdesign.com • www.wrongdesign.com