How many centimetres is B2?

B2 measures 50 × 70.7 cm (500 × 707 mm) — commonly called a "50 by 70" poster. It is larger than A2 (42 × 59.4 cm) and exactly half of B1.

Which is larger: B2 or A2?

B2 is larger. B2 measures 500 × 707 mm, while A2 is only 420 × 594 mm — 8 cm more in width and over 11 cm in height. If the poster needs to be visible from a distance, B2 is the better choice.

How do I prepare a print file for a B2 poster?

Prepare a PDF at 500 × 707 mm trim size with 3 mm bleed, in CMYK at 300 DPI. Keep text and logos at least 5 mm from the edge. After ordering, the barwa.pl system automatically checks the file's size, bleed and resolution.

B2 size — dimensions in cm and mm. B2 poster

Published: 14 lipca 2026

B2 measures 50 × 70.7 cm (500 × 707 mm). The most frequently printed poster size.

B2 measures 500 × 707 mm, i.e. 50 × 70.7 cm. Per ISO 216 it is half of a B1 sheet and the most popular indoor poster size.

B2 compared to other sizes

B2 (500 × 707 mm) is larger than A2 (420 × 594 mm),
two B2 posters side by side make B1 (707 × 1000 mm),
half of B2 is B3 (353 × 500 mm).

What B2 is used for

B2 posters are the standard for shop windows, entrance doors, notice boards, schools and universities. Large enough to catch the eye, yet handy enough to fit most off-the-shelf frames.

Printing B2 posters

Price your B2 poster online in the poster calculator — instant result, no e-mail required.

Practical note: in poster printing the B2 format is rounded to 500 × 700 mm — this is the size of a B2 poster at our print shop. The 7 mm difference from ISO does not matter in typical uses; when choosing a frame, check its exact size.