Convert inches to centimeters instantly. Type a value below to see the result, or press Swap direction to convert centimeters back to inches. The tool uses the exact conversion factor, and a quick-reference table is below.
Centimeters
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Conversion formula
Centimeters = inches × 2.54
One inch is exactly 2.54 centimeters, by international agreement. A quick mental estimate: multiply by 5 and halve it, so 10 inches is about 25 cm.
Quick reference table
| Inches (in) | Centimeters (cm) |
|---|---|
| 1 in | 2.54 cm |
| 2 in | 5.08 cm |
| 5 in | 12.7 cm |
| 10 in | 25.4 cm |
| 12 in | 30.48 cm |
| 20 in | 50.8 cm |
| 24 in | 60.96 cm |
| 36 in | 91.44 cm |
| 48 in | 121.92 cm |
| 72 in | 182.88 cm |
Frequently asked questions
How do I convert inches to centimeters?
Centimeters = inches × 2.54
How do I convert centimeters back to inches?
Use the reverse formula, or press Swap direction in the converter above. You can also use our reverse converter.
How many cm is 6 feet?
6 feet is 72 inches, which is 182.88 cm.
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Conversions use standard factors. Check critical measurements.