North American sizes
Half Letter size
139.7 × 215.9 mm
5.50 × 8.50 in · 13.97 × 21.59 cm
Half Letter measures 139.7 × 215.9 mm (13.97 × 21.59 cm; 5.50 × 8.50 in). At 300 DPI that is 1650 × 2550 pixels.
Millimetres
139.7 × 215.9 mm
Centimetres
13.97 × 21.59 cm
Inches
5.50 × 8.50 in
Points (pt)
396 × 612 pt
Half Letter in pixels
| DPI | Pixels (portrait) | Typical use |
|---|---|---|
| 72 | 396 × 612 | Legacy screen standard, PDF points |
| 96 | 528 × 816 | Screens, CSS pixels |
| 150 | 825 × 1275 | Everyday printing |
| 300 | 1650 × 2550 | Print quality |
FAQ — Half Letter
What size is Half Letter in centimetres?
Half Letter is 13.97 × 21.59 cm (139.7 × 215.9 mm) in portrait orientation.
How many pixels is Half Letter?
It depends on the resolution: at 300 DPI (print) Half Letter is 1650 × 2550 pixels; at 96 DPI (screen) it is 528 × 816 pixels.
What is Half Letter used for?
Organisers, small stationery (5.5 × 8.5 in).