51×51 mm photo size

58 documents in 41 countries are issued from a 51×51 mm photo. It is the everyday passport and ID format outside North America, and the numbers below are the ones those offices measure.

Quick facts

Photo size: 51×51 mm
Digital size: 602×602 px
Head height (chin to crown): 25–35 mm
Background colour: #FFFFFF
Print resolution: 300 DPI
Documents at this size: 58
Countries using this size: 41

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Countries that use 51×51 mm

Open a country to see its own documents, its official authority and the paper local shops print on.

Documents at 51×51 mm

Questions about 51×51 mm photos

How many pixels is a 51×51 mm photo?

A 51×51 mm photo is 602×602 px at 300 DPI. Anything smaller is upscaled when it is printed and loses the detail the clerk checks.

How big should the head be in a 51×51 mm photo?

The head should measure 25–35 mm from chin to crown, centred in the frame, with the eyes looking straight into the lens.

What background does a 51×51 mm photo need?

Most documents at this size ask for #FFFFFF: plain, evenly lit and with no shadow behind the head. Check your own document's page for its exact colour.

How do I print a 51×51 mm photo at home?

Print the sheet we generate on 10×15 cm or A4 photo paper at 300 DPI and cut along the guides. The sheet already repeats the photo at exactly 51×51 mm.

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