Business Card Sizes
| Standard | Size in Millimeters | Size in Inches |
| ISO 7810 ID-1 | W: 85.60 H: 53.98 | W: 3.370 H: 2.125 |
| ISO 216 - A8 sized | W: 74 H: 52 | W: 2.913 H: 2.047 |
| United States | W: 89 H: 51 | W: 3.5 H: 2 |
| Canada | W: 89 H: 51 | W: 3.5 H: 2 |
| China | W: 90 H: 54 | W: 3.543 H: 2.125 |
| Czech Republic | W: 90 H: 50 | W: 3.543 H: 1.968 |
| France | W: 85 H: 55 | W: 3.346 H: 2.165 |
| Germany | W: 85 H: 55 | W: 3.346 H: 2.165 |
| Hungary | W: 90 H: 50 | W: 3.543 H: 1.968 |
| Italy | W: 85 H: 55 | W: 3.346 H: 2.165 |
| Netherlands | W: 85 H: 55 | W: 3.346 H: 2.165 |
| Scandinavia | W: 90 H: 55 | W: 3.54 H: 2.165 |
| Slovakia | W: 90 H: 50 | W: 3.543 H: 1.968 |
| Spain | W: 85 H: 55 | W: 3.346 H: 2.165 |
| Switzerland | W: 85 H: 55 | W: 3.346 H: 2.165 |
| United Kingdom | W: 85 H: 55 | W: 3.346 H: 2.165 |
| Yongõ - used in Japan | W: 91 H: 55 | W: 3.582 H: 2.165 |