Centimetres to Inches Converter
Type a number to convert centimetres to inches. The result updates as you type, and you can swap the units to convert back.
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The formula
inches = centimetres x 0.3937
How to convert centimetres to inches
To convert centimetres to inches, multiply by 0.3937. One centimetre equals 0.3937 inches, and one inch equals 2.54 centimetres.
A worked example
12 centimetres is 4.7244 inches.
Quick conversion table
| Centimetres | Inches |
|---|---|
| 1 cm | 0.3937 in |
| 2 cm | 0.7874 in |
| 5 cm | 1.9685 in |
| 10 cm | 3.937 in |
| 15 cm | 5.9055 in |
| 20 cm | 7.874 in |
| 25 cm | 9.8425 in |
| 30 cm | 11.811 in |
| 40 cm | 15.748 in |
| 50 cm | 19.685 in |
| 60 cm | 23.622 in |
| 75 cm | 29.528 in |
| 100 cm | 39.37 in |
| 150 cm | 59.055 in |
| 170 cm | 66.929 in |
| 180 cm | 70.866 in |
| 200 cm | 78.74 in |
And the other way: inches to centimetres
| Inches | Centimetres |
|---|---|
| 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 |
| 8 in | 20.32 cm |
| 10 in | 25.4 cm |
| 12 in | 30.48 cm |
| 15 in | 38.1 cm |
| 20 in | 50.8 cm |
| 24 in | 60.96 cm |
| 30 in | 76.2 cm |
| 36 in | 91.44 cm |
| 48 in | 121.92 cm |
| 60 in | 152.4 cm |
| 72 in | 182.88 cm |
When you will need it
Screen sizes, picture frames, clothing measurements and furniture dimensions are the usual reasons to switch between the two.
A handy anchor: 2.54 cm is exactly one inch, so 10 cm is just under 4 inches.
Centimetres to Inches Converter: frequently asked questions
How many inches are in one centimetre?
One centimetre is 0.3937 inches.
How many centimetres are in one inch?
One inch is 2.54 centimetres.
Is this centimetres to inches conversion exact?
The factor is exact where the units are defined that way, and we show the result rounded for readability.
How exact is the conversion?
It uses the internationally agreed definitions, and rounds only the number you see.
Is what I enter in this converter saved or sent anywhere?
No. The calculation runs in your browser, so what you enter is not sent to our servers. We only count, anonymously, whether a tool ran successfully.
Is this converter free to use?
Yes. It is free, needs no sign-up and has no usage limit.
Last reviewed: October 3, 2026