Compare A4 Dimensions
Compare A4 size (A Paper Sizes) side-by-side with other international formats and reference objects.
Paper Sizing Converters
A4
210 mm × 297 mm
210 mm
Letter
216 mm × 279 mm
216 mm
Credit Card
86 mm
Aspect Ratio
1 : 1.41 (√2)
Primary format (A4). Comparison aspect ratio is 1 : 1.29.
Digital Output Pixels
2480 px × 3508 px
300 DPI