Toolman

ARCH E1 vs JIS B1

ARCH E1JIS B1
Millimetres762 × 1066.8728 × 1030
Inches30 × 4228.66 × 40.55
Centimetres76.2 × 106.772.8 × 103
Aspect ratio1:1.41:1.41
Area8129 cm²7498.4 cm²

Which is bigger

ARCH E1, by 8.4% in area. ARCH E1 is 34 mm wider than JIS B1. ARCH E1 is 36.8 mm taller.

Printing one on the other

A JIS B1 page fits inside ARCH E1 whole — print it at 100% and you get a 17 mm border down each side and 18.4 mm top and bottom.

You wantSet the print scale toLeaves
ARCH E1 artwork on JIS B1 paper95.5%0 × 10.8 mm margin
JIS B1 artwork on ARCH E1 paper103.6%8 × 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

The proportions differ: ARCH E1 is 1:1.4 and JIS B1 is 1:1.41. 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 10.8 mm of unwanted margin.

Frequently asked questions

What is the difference between ARCH E1 and JIS B1?

ARCH E1 is 762 × 1066.8 mm and JIS B1 is 728 × 1030 mm. ARCH E1 is the larger of the two by 8.4% in area.

Can I print ARCH E1 on JIS B1?

Not at full size. Scale it to 95.5% and it fits inside JIS B1 with 0 × 10.8 mm to spare.

Which is bigger, ARCH E1 or JIS B1?

ARCH E1 — 762 × 1066.8 mm against 728 × 1030 mm, which is 8.4% more area.

Related comparisons

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