Convert Centimetre to Inch
Turn Centimetres into inches in an instant. Type a value below to get an accurate cm → in result, with the formula and a quick-reference table.
1 cm = 0.39370079 in
Quick answer: 1 Centimetre = 0.39370079 Inch
Centimetre to Inch conversion table
| Centimetre (cm) | Inch (in) |
|---|---|
| 1 cm | 0.39370079 in |
| 2 cm | 0.78740157 in |
| 5 cm | 1.9685039 in |
| 10 cm | 3.9370079 in |
| 20 cm | 7.8740157 in |
| 50 cm | 19.685039 in |
| 100 cm | 39.370079 in |
| 500 cm | 196.85039 in |
| 1,000 cm | 393.70079 in |
How to convert Centimetre to Inch
To convert Centimetres to inches, multiply the value by 0.39370079.
- Take your measurement in Centimetres.
- Multiply it by 0.39370079 — the number of inches in one Centimetre.
- The result is the same amount, expressed in inches.
To go the other way, multiply inches by 2.54 — or simply divide by 0.39370079.
For example, a school ruler is about 30 cm, which is 11.811024 in.
About Centimetre and Inch
A centimetre is one-hundredth of a metre, or 10 millimetres. It is the unit most people reach for to measure height, paper sizes and small objects in metric countries.
An inch is an imperial unit of length defined as exactly 2.54 centimetres, or one-twelfth of a foot. It is standard in the United States for screen sizes, lumber, pipe diameters and everyday measurements.
The Centimetre is a metric unit while the Inch comes from the imperial / US customary system — which is exactly why this conversion comes up so often. One Centimetre equals 0.39370079 inches.
Other length conversions
Frequently asked questions
How many inches are in a Centimetre?
1 Centimetre equals 0.39370079 Inch (cm → in). To convert any amount, multiply the number of Centimetres by 0.39370079.
How do I convert Centimetre to Inch?
Enter the number of Centimetres in the converter above and read the result in inches. It applies the exact cm → in factor instantly, with full precision.
Is the Centimetre to Inch converter free?
Yes — it is completely free and unlimited, needs no sign-up, and runs right in your browser, so it is instant and private.
Is the conversion accurate?
Yes. It uses the internationally defined length factors and full floating-point precision, then rounds the display to a clean, readable number.