Paper Size comparison tool
B
B4
250 x 353 mm
B
B5
176 x 250 mm
What is the difference between B4 and B5?
The primary difference between B4 and B5 is that B4 is taller and wider (250 × 353 mm) compared to B5 (176 × 250 mm).
In terms of surface area, B4 is 100.6% larger than B5.
A B4 piece of paper measures 250 × 353 mm or 9.8 × 13.9 inches. Cutting it in half will create two B5 sheets of paper. B4 is part of the B series.
A B5 piece of paper measures 176 × 250 mm or 6.9 × 9.8 inches. Cutting it in half will create two B6 sheets of paper. B5 is part of the B series.