Half Letter size in pixels
Half Letter is 5.5 × 8.5 in. In pixels that is 1650 × 2550 at 300 DPI for print and 396 × 612 at 72 DPI.
Half Letter is a Letter page folded once, used for booklets, planners and invitations. It measures 5.5 × 8.5 in, or 139.7 × 215.9 mm.
| Resolution | Pixels (portrait) | With 0.125 in bleed | Megapixels | Uncompressed |
|---|---|---|---|---|
| 72 DPI | 396 × 612 | 414 × 630 | 0.24 | 710 KB |
| 96 DPI | 528 × 816 | 552 × 840 | 0.43 | 1.2 MB |
| 100 DPI | 550 × 850 | 575 × 875 | 0.47 | 1.3 MB |
| 150 DPI | 825 × 1275 | 863 × 1313 | 1.1 | 3 MB |
| 200 DPI | 1100 × 1700 | 1150 × 1750 | 1.9 | 5.4 MB |
| 240 DPI | 1320 × 2040 | 1380 × 2100 | 2.7 | 7.7 MB |
| 300 DPI | 1650 × 2550 | 1725 × 2625 | 4.2 | 12 MB |
| 400 DPI | 2200 × 3400 | 2300 × 3500 | 7.5 | 21 MB |
| 600 DPI | 3300 × 5100 | 3450 × 5250 | 17 | 48 MB |
| 1200 DPI | 6600 × 10200 | 6900 × 10500 | 67 | 193 MB |
Landscape is the same numbers the other way round. Pixels are rounded to the nearest whole pixel. The last column is 8-bit RGB before compression.
Which resolution to use for Half Letter
For print that will be held and read, use 300 DPI: 1650 × 2550 pixels, 4.2 megapixels. Use 600 DPI only for line art or very small text. For a screen, the DPI number does nothing; only the pixel size matters.
Will a photo fill it?
- A 12 megapixel phone photo (4000 × 3000 pixels), cropped to fill Half Letter, prints at 471 DPI: sharp at any distance.
- A 24 megapixel camera photo (6000 × 4000 pixels), cropped to fill Half Letter, prints at 706 DPI: sharp at any distance.
- A 48 megapixel photo (8000 × 6000 pixels), cropped to fill Half Letter, prints at 941 DPI: sharp at any distance.