Compare A3+ Dimensions
Compare A3+ size (A Paper Sizes) side-by-side with other international formats and reference objects.
Paper Sizing Converters
A3+
329 mm × 483 mm
329 mm
Letter
216 mm × 279 mm
216 mm
Credit Card
86 mm
Aspect Ratio
1 : 1.47
Primary format (A3+). Comparison aspect ratio is 1 : 1.29.
Digital Output Pixels
3886 px × 5705 px
300 DPI