Toolman

B6 vs Envelope No. 10

B6Envelope No. 10
Millimetres125 × 176104.775 × 241.3
Inches4.92 × 6.934.13 × 9.5
Centimetres12.5 × 17.610.5 × 24.1
Aspect ratio1:1.411:2.3
Area220 cm²252.8 cm²

Which is bigger

Envelope No. 10, by 14.9% in area. B6 is 20.2 mm wider than Envelope No. 10. Envelope No. 10 is 65.3 mm taller.

Printing one on the other

Neither sheet fits inside the other at full size: B6 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
B6 artwork on Envelope No. 10 paper83.8%0 × 93.8 mm margin
Envelope No. 10 artwork on B6 paper72.9%48.6 × 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: B6 is 1:1.41 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 93.8 mm of unwanted margin.

Frequently asked questions

What is the difference between B6 and Envelope No. 10?

B6 is 125 × 176 mm and Envelope No. 10 is 104.775 × 241.3 mm. Envelope No. 10 is the larger of the two by 14.9% in area.

Can I print B6 on Envelope No. 10?

Not at full size. Scale it to 83.8% and it fits inside Envelope No. 10 with 0 × 93.8 mm to spare.

Which is bigger, B6 or Envelope No. 10?

Envelope No. 10 — 104.775 × 241.3 mm against 125 × 176 mm, which is 14.9% more area.

B6 in full · Envelope No. 10 in full · All size comparisons · All paper sizes