Convert inches to centimeters and centimeters to inches instantly. Bidirectional length converter with formula and common values.
To convert inches to centimeters, multiply by 2.54. This is an exact conversion factor defined by international agreement since 1959.
| Inches | Centimeters |
|---|---|
| 1 | 2.540 |
| 3 | 7.620 |
| 6 | 15.240 |
| 7.5 | 19.050 |
| 12 | 30.480 |
| 24 | 60.960 |
| 36 | 91.440 |
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One inch equals exactly 2.54 centimeters.
Multiply the number of inches by 2.54. For example, 7.5 inches × 2.54 = 19.05 cm.
Since 1959, the international inch has been defined as exactly 25.4 millimeters (2.54 cm) by international agreement.
One centimeter equals approximately 0.393701 inches.