inches to cm converter
1 in = 2.54 cm (exact); 1 cm = 0.393701 in. To convert inches to cm, multiply by 2.54.
Open the interactive OmniConvert tool →Formula: cm = in × 2.54
Conversion table
Common in to cm conversions:
| 1 in | 2.54 cm |
|---|---|
| 2 in | 5.08 cm |
| 3 in | 7.62 cm |
| 4 in | 10.16 cm |
| 5 in | 12.7 cm |
| 6 in | 15.24 cm |
| 7 in | 17.78 cm |
| 8 in | 20.32 cm |
| 9 in | 22.86 cm |
| 10 in | 25.4 cm |
| 15 in | 38.1 cm |
| 20 in | 50.8 cm |
| 25 in | 63.5 cm |
| 50 in | 127 cm |
| 100 in | 254 cm |
| 1000 in | 2540 cm |
Reverse: cm to in
| 1 cm | 0.393701 in |
|---|---|
| 2 cm | 0.787402 in |
| 3 cm | 1.1811 in |
| 4 cm | 1.5748 in |
| 5 cm | 1.9685 in |
| 6 cm | 2.3622 in |
| 7 cm | 2.75591 in |
| 8 cm | 3.14961 in |
| 9 cm | 3.54331 in |
| 10 cm | 3.93701 in |
| 15 cm | 5.90551 in |
| 20 cm | 7.87402 in |
| 25 cm | 9.84252 in |
| 50 cm | 19.685 in |
| 100 cm | 39.3701 in |
| 1000 cm | 393.701 in |
Key facts
| 1 inch | 2.54 cm (exact) |
|---|---|
| 1 centimetre | 0.393701 in |
| Formula | cm = in × 2.54 |
| 10 in | 25.4 cm |
Frequently asked questions
How many cm is 1 inch?
1 inch equals exactly 2.54 cm. Multiply the inch value by 2.54 to get centimetres.
How do I convert inches to cm?
Multiply the inch value by 2.54. For example, 12 in × 2.54 = 30.48 cm.
Related pages
inches to cm is part of OmniConvert on GOAT Lab — a free reference you can use without signing up, and it works offline. Open the tool above for any custom value.
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