Convert inches (in) to centimeters (cm) — instant and accurate
1 in = 2.54 cm · To convert inches to centimeters, multiply by 2.54.
| Inches | Centimeters |
|---|---|
| 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 |
| 30 in | 76.2 cm |
| 40 in | 101.6 cm |
| 50 in | 127 cm |
| 75 in | 190.5 cm |
| 100 in | 254 cm |
| 250 in | 635 cm |
| 500 in | 1270 cm |
| 1000 in | 2540 cm |
centimeters = inches × 2.54inches = centimeters × 0.39370079Converting inches to centimeters is needed when ordering goods internationally, interpreting US product specifications in a metric context, or working with sewing patterns and woodworking plans across measurement systems. The conversion is exact: every inch is precisely 2.54 centimetres.
| Centimeters | Inches |
|---|---|
| 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 |
| 30 cm | 11.811 in |
| 40 cm | 15.748 in |
| 50 cm | 19.685 in |
| 75 cm | 29.5276 in |
| 100 cm | 39.3701 in |
| 250 cm | 98.4252 in |
| 500 cm | 196.85 in |
| 1000 cm | 393.701 in |
1 inch equals 2.54 centimeters.
Multiply the value in inches by 2.54 to get centimeters. For example, 5 in × 2.54 = 12.7 cm.
Multiply the value in centimeters by 0.39370079 to get inches. Equivalently, divide by 2.54.
1 centimeter equals 0.39370079 inches.
12 in (one foot) equals 30.48 cm.
Yes. 1 in = 2.54 cm is an exact value defined by international agreement.
The inch (symbol in) is an imperial and US customary unit defined as exactly 25.4 millimetres since the 1959 international agreement.
The centimetre (symbol cm) equals one hundredth of a metre and is widely used for everyday measurements throughout most of the world.
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