Compare A11 Dimensions
Compare A11 size (A Paper Sizes) side-by-side with other international formats and reference objects.
Paper Sizing Converters
A11
18 mm
Letter
216 mm × 279 mm
216 mm
Credit Card
86 mm
Aspect Ratio
1 : 1.44
Primary format (A11). Comparison aspect ratio is 1 : 1.29.
Digital Output Pixels
213 px × 307 px
300 DPI