A2 Paper Size, Dimensions and Format (A series)

A2 in millimetres

420 x 594 mm




Aspect ratio 1:1.41
Area (A) 249,480 mm²
Perimeter (P) 2,028 mm
Diagonal (d) 727.49 mm


The A2 format measures 420 x 594 mm or inches. An A2 paper fromat has an aspect ratio of 1:1.41. The Area of the A2 paper size is 249,480 mm² or 386.10 in² with a perimeter of 2,028 mm or 79.80 in. An A2 format has a diagonal length of 727.49 mm or 28.63 in. The A2 size belongs to the A series. In the A series there are a total of 19 paper sizes.

Other A Paper Sizes

There are a total of 19 A Paper Sizes.