Multiply by 2.54
Centimeters = inches × 2.54
Imperial to metric
Inches to centimeters.
Convert inches to centimeters in a moment. Enter a measurement for a clear result, formula, and handy reference table.
in to cm
Exact factor
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Length calculator
What’s the measurement?
10 inches is about 25.4 centimeters.
The conversion
The inches-to-cm formula.
Use the exact definition of an inch for a reliable conversion.
Convert 10 inches
10 × 2.54 = 25.4 centimeters.
One inch is exact
1 inch = 2.54 centimeters exactly.
Quick reference
Inches to centimeters chart.
Common inch measurements and their centimeter equivalents.
| Inches | Centimeters |
|---|---|
| 1 | 2.54 |
| 5 | 12.7 |
| 10 | 25.4 |
| 50 | 127 |
| 100 | 254 |
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Inches to centimeters, explained
Good to know.
Quick answers about this length conversion.
How do I convert inches to centimeters?
Multiply inches by 2.54. For example, 10 inches equals 25.4 centimeters.
How many centimeters are in one inch?
One inch is exactly 2.54 centimeters.
Is the inch-to-centimeter conversion exact?
Yes. One inch is defined as exactly 2.54 centimeters. The displayed decimal result may be rounded.