40 × 50 mm passport photo size
A 40 × 50 mm passport photo is 4 × 5 cm (1.57 × 1.97 inches) — that's 472 × 591 px at 300 DPI or 945 × 1181 px at 600 DPI. 3 countries use this size, including Estonia, Hong Kong, Solomon Islands and more. Head-height and background rules differ by country — pick yours below.
Exact size conversions
| Unit | Width × Height |
|---|---|
| Millimetres | 40 × 50 mm |
| Centimetres | 4 × 5 cm |
| Inches | 1.57 × 1.97 inches |
| Pixels @ 300 DPI (print) | 472 × 591 px |
| Pixels @ 600 DPI (high-res) | 945 × 1181 px |
3 countries use 40×50 mm photos
The print size is shared, but head-height ranges and background colours are not — open your country for its exact, officially-sourced requirements.
Good to know
- Digital uploads are usually checked in pixels — export at 300 DPI (472 × 591 px) or higher and you'll satisfy both print and online requirements.
- Printing at home? Ohata exports a standard 4 × 6 in sheet with several 40×50 mm photos on it — print it at any photo kiosk and cut along the guides.
- Ohata crops to the spec without AI edits or retouching — and your photo never leaves your browser.