Measurements
Centimetres to inches
Convert centimetres to inches. 1 inch = 2.54 cm exactly.
cm
in
in = cm × 0.393701
Quick reference
| Common amount | cm | in |
|---|---|---|
| 1 cm | 1 cm | 0.3937 in |
| 10 cm | 10 cm | 3.937 in |
| A4 paper width | 30 cm | 11.81 in |
| 1 m | 100 cm | 39.37 in |
| Average adult height | 170 cm | 66.93 in |
| 2 m | 200 cm | 78.74 in |
About this conversion
The inch has been defined as exactly 2.54 centimetres since 1959.