Paper size guide
US Letter size: pixels, inches and millimetres
US Letter measures 8.5 × 11 inches, or 215.9 × 279.4 mm.
Physical size8.5 × 11 in · 215.9 × 279.4 mm
Aspect ratio1 : 1.294
300 PPI2550 × 3300 px
Use this table to prepare document, flyer, and office-print exports at a known pixel density.
For photography, compare the image ratio before choosing a fill-and-crop or contain-with-borders layout.
Pixel dimensions at common PPI settings
| PPI | Required pixels |
|---|---|
| 72 | 612 × 792 px |
| 96 | 816 × 1056 px |
| 150 | 1275 × 1650 px |
| 300 | 2550 × 3300 px |
| 600 | 5100 × 6600 px |
Use this size
Check your image for this size.
The calculator is pre-set to this print size.
Print resultLIVE
Target quality
✓
Meets the selected PPI target
Effective resolution: 356 PPI · US Letter
Maximum recommended print size
256 × 341 mm · 10.1 × 13.4 in
Pixels required for this target
2550 × 3300 px
Aspect ratio and crop
Top and bottom edges will be cropped · 2.94%
Production setup
221.9 × 285.4 mm · 2621 × 3371 px
Common size comparison
| Size | PPI | Status |
|---|---|---|
| A5 | 488 | Meets target |
| A4 | 345 | Meets target |
| A3 | 244 | Usable |
| US Letter | 356 | Meets target |
| 4 × 6 in | 672 | Meets target |
| 5 × 7 in | 576 | Meets target |
| 8 × 10 in | 378 | Meets target |
● All calculations stay in your browser
Frequently asked questions
How many pixels is US Letter at 300 PPI?
2550 × 3300 pixels.
Is US Letter larger than A4?
US Letter is wider while A4 is taller.
Which size should I choose?
Use the paper size requested by the destination printer or region.