Transitional Paper Sizes

The A series is the ISO 216 global standard. A4 (210 × 297 mm) is the most common size worldwide, used in offices, printers, and schools.

A2420 × 594 mm A3297 × 420 mm A4210 × 297 mm A5 A6 √2 ratio preserves shape when halved

Transitional Paper Sizes — Maße in mm und Zoll

FormatmmZoll
A1026 × 371.02 × 1.46
A937 × 521.46 × 2.05
A852 × 742.05 × 2.91
A774 × 1052.91 × 4.13
A6105 × 1484.13 × 5.83
A5148 × 2105.83 × 8.27
A4210 × 2978.27 × 11.69
A3297 × 42011.69 × 16.54
A3+329 × 48312.95 × 19.02
A2420 × 59416.54 × 23.39
A1594 × 84123.39 × 33.11
A1+609 × 91423.98 × 35.98
A0841 × 118933.11 × 46.81
A0+914 × 129235.98 × 50.87
2A01189 × 168246.81 × 66.22
4A01682 × 237866.22 × 93.62