Length Converter
Length converter for metric and imperial distances — millimeters up to miles.
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All Length Units
| Unit | Symbol | Definition |
|---|---|---|
| Millimeter | mm | One thousandth of a meter, the SI base unit of length. |
| Centimeter | cm | One hundredth of a meter — a common everyday metric unit. |
| Meter | m | The SI base unit of length, originally defined from the Earth's meridian and now fixed by the speed of light. |
| Kilometer | km | One thousand meters. |
| Inch | in | A US customary and imperial unit equal to exactly 25.4 millimeters, with 12 inches to a foot. |
| Foot | ft | A US customary and imperial unit equal to exactly 12 inches or 0.3048 meters. |
| Yard | yd | A US customary and imperial unit equal to 3 feet or 0.9144 meters. |
| Mile | mi | A US customary and imperial unit equal to 5,280 feet or 1,609.344 meters. |
| Nautical Mile | nmi | Defined as exactly 1,852 meters, based on one minute of latitude along a meridian. |
Common Length Conversions
- Millimeter to Centimeter
- Millimeter to Meter
- Millimeter to Kilometer
- Millimeter to Inch
- Millimeter to Foot
- Millimeter to Yard
- Millimeter to Mile
- Millimeter to Nautical Mile
- Centimeter to Millimeter
- Centimeter to Meter
- Centimeter to Kilometer
- Centimeter to Inch
- Centimeter to Foot
- Centimeter to Yard
- Centimeter to Mile
- Centimeter to Nautical Mile
- Meter to Millimeter
- Meter to Centimeter
- Meter to Kilometer
- Meter to Inch
- Meter to Foot
- Meter to Yard
- Meter to Mile
- Meter to Nautical Mile
- Kilometer to Millimeter
- Kilometer to Centimeter
- Kilometer to Meter
- Kilometer to Inch
- Kilometer to Foot
- Kilometer to Yard
- Kilometer to Mile
- Kilometer to Nautical Mile
- Inch to Millimeter
- Inch to Centimeter
- Inch to Meter
- Inch to Kilometer
- Inch to Foot
- Inch to Yard
- Inch to Mile
- Inch to Nautical Mile