Photo 4×6 vs A1 Envelope (US)

Q: Can I print Photo 4×6 on A1 Envelope (US)?

Not at full size. Scale it to 85.4% and it fits inside A1 Envelope (US) with 5.3 × 0 mm to spare.

Q: Which is bigger, Photo 4×6 or A1 Envelope (US)?

Photo 4×6 — 101.6 × 152.4 mm against 92.075 × 130.175 mm, which is 29.2% more area.

	Photo 4×6	A1 Envelope (US)
Millimetres	101.6 × 152.4	92.075 × 130.175
Inches	4 × 6	3.63 × 5.13
Centimetres	10.2 × 15.2	9.2 × 13
Aspect ratio	1:1.5	1:1.41
Area	154.8 cm²	119.9 cm²

Which is bigger

Photo 4×6, by 29.2% in area. Photo 4×6 is 9.5 mm wider than A1 Envelope (US). Photo 4×6 is 22.2 mm taller.

Printing one on the other

A A1 Envelope (US) page fits inside Photo 4×6 whole — print it at 100% and you get a 4.8 mm border down each side and 11.1 mm top and bottom.

You want	Set the print scale to	Leaves
Photo 4×6 artwork on A1 Envelope (US) paper	85.4%	5.3 × 0 mm margin
A1 Envelope (US) artwork on Photo 4×6 paper	110.3%	0 × 8.8 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 4×6 is 1:1.5 and A1 Envelope (US) is 1:1.41. 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 5.3 mm of unwanted margin.

Frequently asked questions

What is the difference between Photo 4×6 and A1 Envelope (US)?

Photo 4×6 is 101.6 × 152.4 mm and A1 Envelope (US) is 92.075 × 130.175 mm. Photo 4×6 is the larger of the two by 29.2% in area.

Can I print Photo 4×6 on A1 Envelope (US)?

Not at full size. Scale it to 85.4% and it fits inside A1 Envelope (US) with 5.3 × 0 mm to spare.

Which is bigger, Photo 4×6 or A1 Envelope (US)?

Photo 4×6 — 101.6 × 152.4 mm against 92.075 × 130.175 mm, which is 29.2% more area.

Related comparisons

Photo 4×6 in full · A1 Envelope (US) in full · All size comparisons · All paper sizes