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Length Converter — mm, cm, m, km, inch, ft, mile
Type a value in any box — every other unit updates instantly. Metric and imperial, all in one place.
Type a value in any box — all other units update instantly.
Length Conversion Table
| Unit | Equals |
|---|---|
| 1 millimeter (mm) | 0.001 m |
| 1 centimeter (cm) | 0.01 m |
| 1 meter (m) (base) | 1 m |
| 1 kilometer (km) | 1000 m |
| 1 inch (in) | 0.0254 m |
| 1 foot (ft) | 0.3048 m |
| 1 yard (yd) | 0.9144 m |
| 1 mile (mi) | 1609.344 m |
| 1 nautical mile (nmi) | 1852 m |
FAQ
How do you convert millimeter (mm) to nautical mile (nmi)?
Multiply the millimeter (mm) value by 1.852e+06 to get nautical mile (nmi). Or use the converter above — type in any box and every unit updates at once.
How many centimeter (cm) are in 1 meter (m)?
1 meter (m) = 100 centimeter (cm).
Is this converter free to use?
Yes. All tools on CalcConvert Tools are free, work in your browser, and require no sign-up.