Length Converter

Convert between meters, feet, inches, kilometers, miles, and other length units instantly.

How to Use the Length Converter

Select your source and target units from the dropdowns, enter a value, and the conversion happens instantly. Use the swap button to reverse the direction of conversion.

Length Units Explained

  • Meter (m): The SI base unit of length, defined by the speed of light in vacuum.
  • Kilometer (km): Equal to 1,000 meters. Commonly used for measuring distances between places.
  • Centimeter (cm): Equal to 1/100 of a meter. Used for everyday measurements like height.
  • Millimeter (mm): Equal to 1/1,000 of a meter. Used for precision measurements.
  • Mile: Equal to 5,280 feet or approximately 1.609 km. Standard distance unit in the US and UK.
  • Yard (yd): Equal to 3 feet or 0.9144 meters.
  • Foot (ft): Equal to 12 inches or 0.3048 meters.
  • Inch (in): Equal to 2.54 centimeters. Common in US measurements.
  • Nautical Mile: Equal to 1,852 meters. Used in aviation and marine navigation.

Length Conversion Example

Convert 5 miles to kilometers:

  • 1 mile = 1.609344 km
  • 5 miles = 5 × 1.609344 = 8.04672 km

Similarly, to convert 100 centimeters to inches: 100 cm ÷ 2.54 = 39.37 inches.

Frequently Asked Questions

  • One meter is equal to approximately 3.28084 feet. To convert meters to feet, multiply by 3.28084.
  • Multiply the number of miles by 1.609344 to get kilometers. For example, 10 miles = 16.09344 km.
  • A nautical mile is 1,852 meters (approximately 1.151 regular miles). It is based on the circumference of the Earth and is used in marine and air navigation.
  • One centimeter equals approximately 0.3937 inches. Conversely, 1 inch = 2.54 centimeters exactly.
  • The United States, the United Kingdom, and a few other countries use miles for road distances. Most of the world uses the metric system with kilometers.