QUICK CONVERSION
Inches to Centimetres
Enter a value to convert inches to centimetres, or use the right-hand input to convert in reverse.
How to convert inches to centimetres
Multiply the number of inches by 2.54 to get centimetres.
Formula: Centimetres = Inches × 2.54.
Common conversion values
| Inches (in) | Centimetres (cm) |
|---|---|
| 0 | 0 |
| 1 | 2.54 |
| 2 | 5.08 |
| 5 | 12.7 |
| 10 | 25.4 |
| 20 | 50.8 |
| 25 | 63.5 |
| 50 | 127 |
| 100 | 254 |
| 500 | 1,270 |
| 1000 | 2,540 |
Important measurement notes
Length conversions use internationally defined metric and imperial relationships, including the exact international inch of 25.4 mm.
Related conversions
Figures are rounded for display. For regulated or safety-critical work, confirm the relevant measurement standard and precision.