How Big Is a Credit Card? Real-World Size Comparison

Standard SIM card 25mm × 15mm × 0.76mm 0.29× of Credit card (85.6mm)
Business card (EU) 85mm × 55mm × 0.1mm 0.99× of Credit card (85.6mm)
ID-1 card (drivers license, ID) 85.6mm × 53.98mm × 0.76mm 1.00× of Credit card (85.6mm)
Passport (ISO/IEC 7810 ID-3) 125mm × 88mm × 0.76mm 1.46× of Credit card (85.6mm)

Closest match: ID-1 card (drivers license, ID) is 1.00× Credit card (85.6mm).

Quick compare: Standard SIM card 0.29× · Business card (EU) 0.99× · ID-1 card (drivers license, ID) 1.00× · Passport (ISO/IEC 7810 ID-3) 1.46×

A credit card measures 85.6 x 53.98mm — the ISO/IEC 7810 ID-1 standard shared by ID cards, driver’s licenses, and hotel key cards.

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