Toolman

B1 vs ARCH E1

B1ARCH E1
Millimetres707 × 1000762 × 1066.8
Inches27.83 × 39.3730 × 42
Centimetres70.7 × 10076.2 × 106.7
Aspect ratio1:1.411:1.4
Area7070 cm²8129 cm²

Which is bigger

ARCH E1, by 15% in area. ARCH E1 is 55 mm wider than B1. ARCH E1 is 66.8 mm taller.

Printing one on the other

A B1 page fits inside ARCH E1 whole — print it at 100% and you get a 27.5 mm border down each side and 33.4 mm top and bottom.

You wantSet the print scale toLeaves
B1 artwork on ARCH E1 paper106.7%7.8 × 0 mm margin
ARCH E1 artwork on B1 paper92.8%0 × 10.2 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

The proportions differ: B1 is 1:1.41 and ARCH E1 is 1:1.4. That difference is why a layout moved between them never quite lines up — scale it to fit one edge and the other is left with 7.8 mm of unwanted margin.

Frequently asked questions

What is the difference between B1 and ARCH E1?

B1 is 707 × 1000 mm and ARCH E1 is 762 × 1066.8 mm. ARCH E1 is the larger of the two by 15% in area.

Can I print B1 on ARCH E1?

Yes, at 100% — B1 is smaller on both edges, so it lands inside ARCH E1 with a border all round.

Which is bigger, B1 or ARCH E1?

ARCH E1 — 762 × 1066.8 mm against 707 × 1000 mm, which is 15% more area.

B1 in full · ARCH E1 in full · All size comparisons · All paper sizes