B5 Paper Size, Dimensions and Format (B series)

B5 in millimetres

176 x 250 mm




Aspect ratio 1:1.42
Area (A) 44,000 mm²
Perimeter (P) 852 mm
Diagonal (d) 305.74 mm


The B5 format measures 176 x 250 mm or inches. An B5 paper fromat has an aspect ratio of 1:1.42. The Area of the B5 paper size is 44,000 mm² or 67.62 in² with a perimeter of 852 mm or 33.40 in. An B5 format has a diagonal length of 305.74 mm or 11.99 in. The B5 size belongs to the B series. In the B series there are a total of 17 paper sizes.

Other B Paper Sizes

There are a total of 17 B Paper Sizes.