Inches to Centimetres
1 in = 2.54 cm
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Result
Field guide
About Inches to Centimetres
Type a value in inches and get the answer in centimetres straight away. 1 in = 2.54 cm, so cm = inches × 2.54. Useful for TV and laptop screen sizes, waist sizes and DIY projects.
- Type the number of inches.
- Read the result in centimetres. It updates as you type.
- Swap the units or pick another category for other conversions.
| Inches (in) | Centimetres (cm) |
|---|---|
| 1 | 2.54 |
| 2 | 5.08 |
| 3 | 7.62 |
| 4 | 10.16 |
| 5 | 12.7 |
| 6 | 15.24 |
| 8 | 20.32 |
| 10 | 25.4 |
| 12 | 30.48 |
| 24 | 60.96 |
| 32 | 81.28 |
| 55 | 139.7 |
Questions
Frequently asked
How do I convert inches to centimetres?
Use cm = inches × 2.54. For example, 4 in = 10.16 cm.
How many centimetres are in one inche?
1 in = 2.54 cm.
Is the converter accurate?
Yes. It uses the internationally defined conversion factors, rounded only for display.
Is what I type sent to a server?
No. The tool runs entirely in your browser and there's no server behind it, so what you type never leaves your device and nothing is stored. You can check: it keeps working if you go offline after the page has loaded.
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