Demy Paper Size, Dimensions and Format (Imperial series)


445 x 572




Aspect ratio 1:1.29
Perimeter (P) 2,034 mm
Diagonal (d) 724.71 mm
Area (A) 254,540 mm²


The Demy format measures 445 x 572 mm or 17.5 x 22.5 inches. An Demy paper fromat has an aspect ratio of 1:1.29. The Area of the Demy paper size is 254,540 mm² or 393.75 in² with a perimeter of 2,034 mm or 80 in. An Demy format has a diagonal length of 724.71 mm or 28.50 in. The Demy size belongs to the Imperial series. In the Imperial series there are a total of 31 paper sizes.

Frequently Asked Questions

The size of an Demy paper is 445 x 572 mm

The size of an Demy paper in inches is 17.5 x 22.5 in

The half size of an Demy paper is 222.5 x 286 mm or 8.75 x 11.25 in

The aspect ratio of an Demy is 1:1.29

The area of an Demy paper is 254,540 mm or 393.75 in

The perimeter of an Demy paper is 2,034 mm or 80 in

The diagonal measurement of Demy paper is 724.71 mm or 28.50 in

Other Imperial Paper Sizes →

There are a total of 31 Imperial Paper Sizes.