Toolman

A2 vs ARCH C

A2ARCH C
Millimetres420 × 594457.2 × 609.6
Inches16.54 × 23.3918 × 24
Centimetres42 × 59.445.7 × 61
Aspect ratio1:1.411:1.33
Area2494.8 cm²2787.1 cm²

Which is bigger

ARCH C, by 11.7% in area. ARCH C is 37.2 mm wider than A2. ARCH C is 15.6 mm taller.

Printing one on the other

A A2 page fits inside ARCH C whole — print it at 100% and you get a 18.6 mm border down each side and 7.8 mm top and bottom.

You wantSet the print scale toLeaves
A2 artwork on ARCH C paper102.6%26.2 × 0 mm margin
ARCH C artwork on A2 paper91.9%0 × 34 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: A2 is 1:1.41 and ARCH C is 1:1.33. 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 26.2 mm of unwanted margin.

Frequently asked questions

What is the difference between A2 and ARCH C?

A2 is 420 × 594 mm and ARCH C is 457.2 × 609.6 mm. ARCH C is the larger of the two by 11.7% in area.

Can I print A2 on ARCH C?

Yes, at 100% — A2 is smaller on both edges, so it lands inside ARCH C with a border all round.

Which is bigger, A2 or ARCH C?

ARCH C — 457.2 × 609.6 mm against 420 × 594 mm, which is 11.7% more area.

A2 in full · ARCH C in full · All size comparisons · All paper sizes