B1 Paper Size, Dimensions and Format (B series)

B1 in millimeters

707 x 1000




Aspect ratio 1:1.41
Area (A) 707,000 mm²
Perimeter (P) 3,414 mm
Diagonal (d) 1,224.68 mm


The B1 format measures 707 x 1000 mm or 27.8 x 39.4 inches. An B1 paper fromat has an aspect ratio of 1:1.41. The Area of the B1 paper size is 707,000 mm² or 1,095.32 in² with a perimeter of 3,414 mm or 134.40 in. An B1 format has a diagonal length of 1,224.68 mm or 48.22 in. The B1 size belongs to the B series. In the B series there are a total of 17 paper sizes.

Frequently Asked Questions:

The size of an B1 paper is 707 x 1000 mm

The size of an B1 paper in inches is 27.8 x 39.4 in

The half size of an B1 paper is 353.5 x 500 mm or 13.9 x 19.7 in

The aspect ratio of an B1 is 1:1.41

The area of an B1 paper is 707,000 mm or 1,095.32 in

The perimeter of an B1 paper is 3,414 mm or 134.40 in

The diagonal measurement of B1 paper is 1,224.68 mm or 48.22 in

Other B Paper Sizes

There are a total of 17 B Paper Sizes.