Photo 6×8 vs A10 Envelope (US)

Q: Which is bigger, Photo 6×8 or A10 Envelope (US)?

A10 Envelope (US) — 152.4 × 241.3 mm against 152.4 × 203.2 mm, which is 18.8% more area.

	Photo 6×8	A10 Envelope (US)
Millimetres	152.4 × 203.2	152.4 × 241.3
Inches	6 × 8	6 × 9.5
Centimetres	15.2 × 20.3	15.2 × 24.1
Aspect ratio	1:1.33	1:1.58
Area	309.7 cm²	367.7 cm²

Which is bigger

A10 Envelope (US), by 18.8% in area. Both sheets are exactly 152.4 mm wide. A10 Envelope (US) is 38.1 mm taller.

Printing one on the other

A Photo 6×8 page fits inside A10 Envelope (US) whole — print it at 100% and you get a 0 mm border down each side and 19.1 mm top and bottom.

You want	Set the print scale to	Leaves
Photo 6×8 artwork on A10 Envelope (US) paper	100%	0 × 38.1 mm margin
A10 Envelope (US) artwork on Photo 6×8 paper	84.2%	24.1 × 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: Photo 6×8 is 1:1.33 and A10 Envelope (US) is 1:1.58. 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 38.1 mm of unwanted margin.

Frequently asked questions

What is the difference between Photo 6×8 and A10 Envelope (US)?

Photo 6×8 is 152.4 × 203.2 mm and A10 Envelope (US) is 152.4 × 241.3 mm. A10 Envelope (US) is the larger of the two by 18.8% in area.

Can I print Photo 6×8 on A10 Envelope (US)?

Yes, at 100% — Photo 6×8 is smaller on both edges, so it lands inside A10 Envelope (US) with a border all round.

Which is bigger, Photo 6×8 or A10 Envelope (US)?

A10 Envelope (US) — 152.4 × 241.3 mm against 152.4 × 203.2 mm, which is 18.8% more area.

Related comparisons

Photo 6×8 in full · A10 Envelope (US) in full · All size comparisons · All paper sizes