Instantly convert inches (in) to centimeters (cm). Bidirectional, accurate, and free.
To convert inches to centimeters, use the formula centimeters = inches × 2.54. For example, 2 inches equals 5.08 centimeters. Type any number into the calculator above and the result appears instantly — you can also type into the centimeters box to convert the other way.
| Inches | Centimeters |
|---|---|
| 1 in | 2.54 cm |
| 2 in | 5.08 cm |
| 3 in | 7.62 cm |
| 5 in | 12.7 cm |
| 10 in | 25.4 cm |
| 20 in | 50.8 cm |
| 50 in | 127 cm |
| 100 in | 254 cm |
There are 2.54 centimeters in one inch. To convert any value, apply the formula centimeters = inches × 2.54.
The formula is centimeters = inches × 2.54. Enter a value above and the result updates instantly in both directions.
Yes. It uses the exact internationally-defined conversion factor, so results match official standards to several decimal places.
Yes — the converter is bidirectional. Type in either box and the other updates automatically using the inverse formula.