How the Length Converter Works
This tool instantly converts between all major length and distance units: millimeters, centimeters, meters, kilometers, inches, feet, yards, miles, and nautical miles.
Conversion Table
| Unit | Meters equivalent |
|---|---|
| 1 inch (in) | 0.0254 m |
| 1 foot (ft) | 0.3048 m |
| 1 yard (yd) | 0.9144 m |
| 1 mile (mi) | 1,609.344 m |
| 1 nautical mile (nmi) | 1,852 m |
Everyday Conversions
- Screens: TVs and monitors are measured in inches (55" = 139.7 cm diagonal)
- Height: in the US expressed in feet and inches (5'10" = 177.8 cm)
- Road distances: miles are used in the US, UK
- Aviation: altitude is measured in feet worldwide (10,000 ft = 3,048 m)
Nautical Miles
The nautical mile equals 1,852 m and corresponds to one arc-minute of latitude, making it essential for maritime and aviation navigation. Speed in knots = 1 nautical mile per hour.