30 × 40 mm passport photo size
A 30 × 40 mm passport photo is 3 × 4 cm (1.18 × 1.57 inches) — that's 354 × 472 px at 300 DPI or 709 × 945 px at 600 DPI. 5 countries use this size, including Botswana, Colombia, Mongolia, Qatar and Ukraine. Head-height and background rules differ by country — pick yours below.
Exact size conversions
| Unit | Width × Height |
|---|---|
| Millimetres | 30 × 40 mm |
| Centimetres | 3 × 4 cm |
| Inches | 1.18 × 1.57 inches |
| Pixels @ 300 DPI (print) | 354 × 472 px |
| Pixels @ 600 DPI (high-res) | 709 × 945 px |
5 countries use 30×40 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 (354 × 472 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 30×40 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.