A0 vs B1
| A0 | B1 | |
|---|---|---|
| Millimetres | 841 × 1189 | 707 × 1000 |
| Inches | 33.11 × 46.81 | 27.83 × 39.37 |
| Centimetres | 84.1 × 118.9 | 70.7 × 100 |
| Aspect ratio | 1:1.41 | 1:1.41 |
| Area | 9999.5 cm² | 7070 cm² |
Which is bigger
A0, by 41.4% in area. A0 is 134 mm wider than B1. A0 is 189 mm taller.
Printing one on the other
A B1 page fits inside A0 whole — print it at 100% and you get a 67 mm border down each side and 94.5 mm top and bottom.
| You want | Set the print scale to | Leaves |
|---|---|---|
| A0 artwork on B1 paper | 84.1% | 0 × 0.4 mm margin |
| B1 artwork on A0 paper | 118.9% | 0.4 × 0 mm margin |
These are the numbers for the "custom scale" box in a print dialog. "Fit to page" computes the same thing, but knowing the figure tells you in advance whether the result will look deliberate or accidental.
Why the shapes matter
Both sheets have the same 1:1.41 proportions, so artwork scales between them without any cropping or extra margin — only the size changes.
Frequently asked questions
What is the difference between A0 and B1?
A0 is 841 × 1189 mm and B1 is 707 × 1000 mm. A0 is the larger of the two by 41.4% in area.
Can I print A0 on B1?
Not at full size. Scale it to 84.1% and it fits inside B1 with 0 × 0.4 mm to spare.
Which is bigger, A0 or B1?
A0 — 841 × 1189 mm against 707 × 1000 mm, which is 41.4% more area.
A0 in full · B1 in full · All size comparisons · All paper sizes