Passport Photo Size Converter
Size Calculator
Millimetres
35×45
mm
Pixels
413×531
at 300 DPI
Print Layout Calculator
8
photos fit on 4×6 inch paper
(2 columns × 4 rows)
Common Photo Sizes
| Document | Size (mm) | At 300 DPI |
|---|---|---|
| UK Passport | 35×45 | 413×531px |
| US Passport | 51×51 | 600×600px |
| Schengen Visa | 35×45 | 413×531px |
| Canada Passport | 50×70 | 591×827px |
| Australia Passport | 35×45 | 413×531px |
Need a correctly-sized photo?
Our service automatically sizes your photo to exact specifications for any document type.
Need to know the exact pixel dimensions for a passport photo? Different countries require different sizes, and digital submissions need specific pixel dimensions based on DPI (dots per inch).
Use this converter to translate passport photo requirements from millimetres to pixels at your chosen DPI. You can also see how many photos fit on standard print paper sizes for professional printing.
Frequently Asked Questions
300 DPI is the standard for printed passport photos and high-quality digital submissions. Some online systems accept lower resolutions, but 300 DPI ensures maximum quality.
At 300 DPI, a UK passport photo (35x45mm) is 413x531 pixels. For digital submissions, HMPO recommends at least 600x750 pixels.
At 300 DPI, a US passport photo (2x2 inches / 51x51mm) is 600x600 pixels. This is the minimum recommended for digital submissions.
Four UK passport photos (35x45mm) fit on a 4x6 inch sheet. Six US passport photos (2x2 inch) can fit on a 4x6 inch sheet with proper arrangement.
Yes, but only up to a point. 300 DPI is sufficient for passport photo printing. Higher DPIs increase file size without visible quality improvement for photos this size.
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