ISO 7810 ID-1 Business Card Size

ISO / IEC 7810 Id-1 business card standard, which is also the size standard of credit card, is mainly used in Australia. According to ISO 7810 ID-1 standard, the size of business card is 85.6mm (3.37 inches) in width and 54mm (2.125 inches) in height, as shown in the figure on the right.

Standard	ISO 7810 ID-1
Width	85.6mm (3.37 inches)
Height	54mm (2.125 inches)

The size of our credit card is 85.6 mm x 53.98 mm (3.4 in X 2.1 in). If you use the size of the credit card as a reference, you may know more about the size of the ISO 7810 ID-1 business card.

The following lists the business card sizes commonly used in different parts of the world.

85.6 mm

54 mm

Common business card sizes

Origin/Format	mm × mm	cm x cm	inch × inch	inch × inch	AR
ISO 216(A8)	74 × 52	7.4 x 5.2	2 ¹⁵⁄ ₁₆× 2 ¹⁄ ₁₆	2.9 × 2	√2
B8	88 × 62	8.8 x 6.2	3 ⁴⁄ ₉× 2 ⁴⁄ ₉	3.46 x 2.44	√2
Western Europe	85 × 55	8.5 x 5.5	3 ¹⁄ ₃× 2 ¹⁄ ₆	3.35 x 2.17	17∶11
ISO 7810 ID-1	85.6 × 54	8.56 x 5.4	-	3.37 x 2.125	1.586
North America	89 × 51	8.9 x 5.1	3 ¹⁄ ₂× 2	3.5 x 2	7∶4
Eastern Europe, Asia, Africa, South America	90 × 50	9.0 x 5.0	3 ⁹⁄ ₁₆× 2	3.54 x 1.97	9∶5
East Asia(China)	90 × 54	9.0 x 5.4	3 ⁹⁄ ₁₆× 2 ¹⁄ ₈	3.54 x 2.13	5∶3
Scandinavia, Southeast Asia, Oceania	90 × 55	9.0 x 5.5	3 ⁹⁄ ₁₆× 2 ¹⁄ ₆	3.54 x 2.17	18∶11
Japan	91 × 55	9.1 x 5.5	3 ⁷⁄ ₁₂× 2 ¹⁄ ₆	3.58 x 2.17	1.654
Iran	85 × 48	8.5 x 4.8	3 ¹⁄ ₃× 1 ⁸⁄ ₉	3.35 x 1.89	1.771