Toolman

C6 vs Envelope No. 10

C6Envelope No. 10
Millimetres114 × 162104.775 × 241.3
Inches4.49 × 6.384.13 × 9.5
Centimetres11.4 × 16.210.5 × 24.1
Aspect ratio1:1.421:2.3
Area184.7 cm²252.8 cm²

Which is bigger

Envelope No. 10, by 36.9% in area. C6 is 9.2 mm wider than Envelope No. 10. Envelope No. 10 is 79.3 mm taller.

Printing one on the other

Neither sheet fits inside the other at full size: C6 is the wider of the two while Envelope No. 10 is the taller, so each overruns the other on one edge. Whichever way you go, something has to scale or crop.

You wantSet the print scale toLeaves
C6 artwork on Envelope No. 10 paper91.9%0 × 92.4 mm margin
Envelope No. 10 artwork on C6 paper67.1%43.7 × 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: C6 is 1:1.42 and Envelope No. 10 is 1:2.3. 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 92.4 mm of unwanted margin.

Frequently asked questions

What is the difference between C6 and Envelope No. 10?

C6 is 114 × 162 mm and Envelope No. 10 is 104.775 × 241.3 mm. Envelope No. 10 is the larger of the two by 36.9% in area.

Can I print C6 on Envelope No. 10?

Not at full size. Scale it to 91.9% and it fits inside Envelope No. 10 with 0 × 92.4 mm to spare.

Which is bigger, C6 or Envelope No. 10?

Envelope No. 10 — 104.775 × 241.3 mm against 114 × 162 mm, which is 36.9% more area.

C6 in full · Envelope No. 10 in full · All size comparisons · All paper sizes