Convert between length, weight, temperature, volume, speed, area, and digital units.
How to Convert Inches to Centimeters
Multiply the inch value by 2.54. This factor is exact by international agreement since 1959.
Inches to Centimeters Conversion Table
| Inches | Centimeters |
|---|---|
| 0.5 | 1.27 |
| 1 | 2.54 |
| 2 | 5.08 |
| 5 | 12.7 |
| 10 | 25.4 |
| 15 | 38.1 |
| 20 | 50.8 |
| 25 | 63.5 |
| 50 | 127 |
| 100 | 254 |
| 250 | 635 |
| 500 | 1270 |
| 1000 | 2540 |
How Many Centimeters in a Inche?
1 inche equals 2.54 centimeters. To convert any value, multiply the number of inches by 2.54.
Common Use Cases
Travelers from the United States who are ordering clothes from European or Asian retailers regularly convert their body measurements from inches to centimeters. A 32-inch waist translates to about 81.3 cm, which is essential for selecting the right size when international sizing charts are provided in metric.
Engineers working on projects that straddle US and international standards need precise inch-to-centimeter conversions for mechanical drawings, tolerances, and part specifications. A shaft diameter specified as 0.75 inches becomes 1.905 cm in metric documentation, and even small rounding errors can cause parts to fail fitment checks.
Artists and framers who purchase canvas or mat board from global suppliers convert frame dimensions from inches to centimeters to ensure artwork fits correctly. A 16 x 20 inch print needs a frame opening of approximately 40.6 x 50.8 cm, and getting this wrong means costly recuts.