Dukes Paper Size, Dimensions and Format (Traditional British series)

Dukes in millimetres

140 x 178 mm




Aspect ratio 1:1.27
Area (A) 24,920 mm²
Perimeter (P) 636 mm
Diagonal (d) 226.46 mm


The Dukes format measures 140 x 178 mm or inches. An Dukes paper fromat has an aspect ratio of 1:1.27. The Area of the Dukes paper size is 24,920 mm² or 38.50 in² with a perimeter of 636 mm or 25 in. An Dukes format has a diagonal length of 226.46 mm or 8.90 in. The Dukes size belongs to the Traditional British series. In the Traditional British series there are a total of 5 paper sizes.

Other Traditional British Paper Sizes

There are a total of 5 Traditional British Paper Sizes.