ISO B series

B0 paper size

B0 measures 1000 x 1414 mm (39.37 x 55.67 in). Large posters and wall charts.

B0
1000 x 1414millimetres
39.37 x 55.67inches
11,811 x 16,701pixels @ 300 dpi

Dimensions in every unit

UnitWidth x height
Millimetres1000 x 1414 mm
Centimetres100 x 141.4 cm
Inches (decimal)39.37 x 55.669 in
Inches (fraction)39 3/8 x 55 11/16 in
Points (1/72 in)2834.6 x 4008.2 pt
Picas236.22 x 334.02 pc

Pixel dimensions by resolution

ResolutionPixelsMegapixels
72 dpi2,835 x 4,008 px11.4 MP
96 dpi3,780 x 5,344 px20.2 MP
150 dpi5,906 x 8,350 px49.3 MP
200 dpi7,874 x 11,134 px87.7 MP
300 dpi11,811 x 16,701 px197.3 MP
600 dpi23,622 x 33,402 px789 MP

300 dpi is the usual target for printed photos and artwork; 72–96 dpi is screen resolution.

Document size with bleed

BleedMillimetresInches
3 mm bleed (each side)1006 x 1420 mm39.606 x 55.906 in
0.125 in bleed (each side)1006.4 x 1420.4 mm39.62 x 55.919 in

The √2 system

B0 has an aspect ratio of 1 : 1.414 — close to √2 (1.4142). Folding or cutting it in half across the long side produces the next smaller size in the series with the same proportions, and two sheets side by side form the next larger size. This is why scaling between sizes in the series (for example on a photocopier) never crops or distorts the page.

Similar sizes

Frequently asked questions

What are the dimensions of B0?
B0 is 1000 x 1414 mm, which is 39.37 x 55.67 in (39 3/8 x 55 11/16 in).
How many pixels is B0 at 300 DPI?
11,811 x 16,701 pixels at 300 dpi, or 5,906 x 8,350 at 150 dpi.

Sources & data

  • Dimensions per the relevant standard; see sources.

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