Sheets Sheets Envelopes Rolls – widths
A series mm inches B series mm inches C series mm inches mm inches mm
4A0 1682 × 2378 66.22 × 93.62 B0+ 1118 × 1580 44.02 × 62.20 C0 917 × 1297 36.10 × 51.06 1524 60.00 1524.00
2A0 1189 × 1682 46.81 × 66.22 B0 1000 × 1414 39.37 × 55.67 C1 648 × 917 25.51 × 36.10 1372 54.02 1397.00
A0+ 880 × 1230 34.65 × 48.43 B1 707 × 1000 27.83 × 39.37 C2 458 × 648 18.03 × 25.51 1270 50.00 1270.00
A0 841 × 1189 33.11 × 46.81 B2 500 × 700 19.68 × 27.83 C3 324 × 458 12.76 × 18.03 1118 44.02 1143.00
A1+ 625 × 880 24.61 × 34.65 B3 353 × 500 13.90 × 19.68 C4 229 × 324 9.02 × 12.76 1067 42.01 1016.00
A1 594 × 841 23.39 × 33.11 B4 250 × 353 9.84 × 13.90 C5 162 × 229 6.38 × 9.02 914 35.98 914.40
A2 420 × 594 16.54 × 23.39 B5 176 × 250 6.93 × 9.84 C6/5 114 × 229 4.49 × 9.02 841 33.11 889.00
A3+ 329 × 483 12.95 × 19.02 C6 114 × 162 4.49 × 6.38 762 30.00 762.00
A3 297 × 420 11.69 × 16.54 C6/7 81 × 162 3.19 × 6.38 610 24.02 635.00
A4 210 × 297 8.27 × 11.69 C7 81 × 114 3.19 × 4.49 594 23.39 609.60
A5 148 × 210 5.83 × 8.27 C8 57 × 81 2.24 × 3.19 420 16.54 457.20
A6 105 × 148 4.13 × 5.83 C9 40 × 57 1.57 × 2.24
A7 74 × 105 2.91 × 4.13 C10 28 × 40 1.10 × 1.57
A8 52 × 74 2.05 × 2.91 DL 110 × 220 4.33 × 8.66
A9 37 × 52 1.46 × 2.05 metre feet metre
A10 26 × 37 1.02 × 1.46 100 328.08 106.68
1/3 A2 198 × 420 7.80 × 16.54 90 295.28 91.44
1/4 A3 105 × 297 4.13 × 11.69 45 147.64 45.72
1/3 A4 99 × 210 3.90 × 8.27 30 98.43 30.48
1/4 A4 74 × 210 2.91 × 8.27 25 82.02 25.91
1/8 A4 37 × 210 1.46 × 8.27 23 75.46 22.86
1/3 A5 70 × 148 2.76 × 5.83 20 65.62 19.81
RA series mm inches 15 49.21 15.24
RA0 860 × 1220 33.86 × 43.03
RA1 610 × 860 25.02 × 33.86
RA2 430 × 610 16.93 × 24.02
RA3 305 × 430 12.01 × 16.93
RA4 215 × 305 8.46 × 12.01
SRA series mm inches
SRA0 980 × 1280 38.58 × 50.39
SRA1 640 × 900 25.20 × 35.43
SRA2 450 × 640 17.72 × 25.20
SRA3 320 × 450 12.60 × 17.72
SRA4 225 × 320 8.86 × 12.60