About inches and centimetres
An inch (in) is an imperial and US unit of length. There are 12 inches in a foot, and one inch is exactly 2.54 centimetres.
A centimetre (cm) is one hundredth of a metre. It is the everyday unit for body height, clothing sizes and small objects.
How the conversion works
Converts inches to centimetres, and back again. Type a value in either box and the other one updates as you type. The conversion uses 1 inch = 2.54 centimetres.
Inch to Centimetre conversion table
| inches | centimetres |
|---|---|
| 1 inch | 2.54 centimetres |
| 2 inches | 5.08 centimetres |
| 5 inches | 12.7 centimetres |
| 10 inches | 25.4 centimetres |
| 25 inches | 63.5 centimetres |
| 50 inches | 127 centimetres |
| 100 inches | 254 centimetres |
| 1,000 inches | 2,540 centimetres |
How to use it
- Enter a value in inches to see it in centimetres, or type in the other box to convert the opposite way.
- Check the quick conversion table below for common values.
- To convert by hand, multiply the number of inches by 2.54.
Did you know?
- The inch was fixed at exactly 2.54 centimetres by an international agreement in 1959.
- A centimetre is about the width of a fingernail.