Free instant in → cm converter. No signup, no uploads — everything is calculated privately in your browser.
1 in = 2.54 centimeters
1 inches = 2.54 centimeters
Free, instant, and 100% private — every calculation runs in your browser. Nothing is uploaded.
1 inch equals 2.54 centimeters. To convert inches to centimeters, multiply the value by 2.54.
1 inch = 2.54 centimeters. Formula: value × 2.54
Example: 1 in → 2.54 cm. Type any value in the converter above to see it converted live.
| Inches (in) | Centimeters (cm) |
|---|---|
| 1 in | 2.54 cm |
| 2 in | 5.08 cm |
| 5 in | 12.7 cm |
| 10 in | 25.4 cm |
| 25 in | 63.5 cm |
| 50 in | 127 cm |
| 100 in | 254 cm |
| 250 in | 635 cm |
| 500 in | 1,270 cm |
| 1,000 in | 2,540 cm |
1 inch = 2.54 centimeters. Formula: value × 2.54. Enter the value above and the result appears instantly — the calculation runs entirely in your browser.
Exactly: 1 inch = 2.54 centimeters. The reverse factor is 1 centimeter = 0.3937007874015748 inches.
1 in = 2.54 cm; 10 in = 25.4 cm; 100 in = 254 cm. Use the full conversion table below for more reference values.
Yes. Since 1959 the inch has been defined internationally as exactly 2.54 centimeters, so conversions between inches, feet, yards, and miles and the metric units are exact, not approximations.