Toolman

C5 vs Photo 8×10

C5Photo 8×10
Millimetres162 × 229203.2 × 254
Inches6.38 × 9.028 × 10
Centimetres16.2 × 22.920.3 × 25.4
Aspect ratio1:1.411:1.25
Area371 cm²516.1 cm²

Which is bigger

Photo 8×10, by 39.1% in area. Photo 8×10 is 41.2 mm wider than C5. Photo 8×10 is 25 mm taller.

Printing one on the other

A C5 page fits inside Photo 8×10 whole — print it at 100% and you get a 20.6 mm border down each side and 12.5 mm top and bottom.

You wantSet the print scale toLeaves
C5 artwork on Photo 8×10 paper110.9%23.5 × 0 mm margin
Photo 8×10 artwork on C5 paper79.7%0 × 26.5 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: C5 is 1:1.41 and Photo 8×10 is 1:1.25. 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 23.5 mm of unwanted margin.

Frequently asked questions

What is the difference between C5 and Photo 8×10?

C5 is 162 × 229 mm and Photo 8×10 is 203.2 × 254 mm. Photo 8×10 is the larger of the two by 39.1% in area.

Can I print C5 on Photo 8×10?

Yes, at 100% — C5 is smaller on both edges, so it lands inside Photo 8×10 with a border all round.

Which is bigger, C5 or Photo 8×10?

Photo 8×10 — 203.2 × 254 mm against 162 × 229 mm, which is 39.1% more area.

C5 in full · Photo 8×10 in full · All size comparisons · All paper sizes