Photo 5×7 vs Envelope No. 6 3/4
| Photo 5×7 | Envelope No. 6 3/4 | |
|---|---|---|
| Millimetres | 127 × 177.8 | 92.075 × 165.1 |
| Inches | 5 × 7 | 3.63 × 6.5 |
| Centimetres | 12.7 × 17.8 | 9.2 × 16.5 |
| Aspect ratio | 1:1.4 | 1:1.79 |
| Area | 225.8 cm² | 152 cm² |
Which is bigger
Photo 5×7, by 48.5% in area. Photo 5×7 is 34.9 mm wider than Envelope No. 6 3/4. Photo 5×7 is 12.7 mm taller.
Printing one on the other
A Envelope No. 6 3/4 page fits inside Photo 5×7 whole — print it at 100% and you get a 17.5 mm border down each side and 6.4 mm top and bottom.
| You want | Set the print scale to | Leaves |
|---|---|---|
| Photo 5×7 artwork on Envelope No. 6 3/4 paper | 72.5% | 0 × 36.2 mm margin |
| Envelope No. 6 3/4 artwork on Photo 5×7 paper | 107.7% | 27.8 × 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 5×7 is 1:1.4 and Envelope No. 6 3/4 is 1:1.79. 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 36.2 mm of unwanted margin.
Frequently asked questions
What is the difference between Photo 5×7 and Envelope No. 6 3/4?
Photo 5×7 is 127 × 177.8 mm and Envelope No. 6 3/4 is 92.075 × 165.1 mm. Photo 5×7 is the larger of the two by 48.5% in area.
Can I print Photo 5×7 on Envelope No. 6 3/4?
Not at full size. Scale it to 72.5% and it fits inside Envelope No. 6 3/4 with 0 × 36.2 mm to spare.
Which is bigger, Photo 5×7 or Envelope No. 6 3/4?
Photo 5×7 — 127 × 177.8 mm against 92.075 × 165.1 mm, which is 48.5% more area.
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Photo 5×7 in full · Envelope No. 6 3/4 in full · All size comparisons · All paper sizes