EnglishEN

Length Converter

Enter a value and pick units — the conversion updates instantly.

Your text and files never leave your browser — nothing is sent to a server.

-
Show all units
  • Nanometer (nm)-
  • Micrometer (µm)-
  • Millimeter (mm)-
  • Centimeter (cm)-
  • Meter (m)-
  • Kilometer (km)-
  • Inch (in)-
  • Foot (ft)-
  • Yard (yd)-
  • Mile (mi)-
  • Nautical mile (NM)-
  • Shaku (East Asian foot) (尺)-
  • Ri (East Asian league) (里)-
  • Light-year (ly)-

How to use

  1. Type a number in “Value” and choose the units to convert from and to.
  2. Use the arrow button in the middle to swap the two units.
  3. The “Show all units” list shows the same length in every unit at once.
  4. The page address keeps your value and units, so you can share the link as is.

FAQ

How many centimeters are in an inch?

One inch is exactly 2.54 cm. One foot is 12 inches, or 30.48 cm.

How tall is 5 feet 8 inches in cm?

5 feet is 152.4 cm and 8 inches is 20.32 cm, so the total is about 172.7 cm.

What is the difference between a mile and a nautical mile?

A statute mile is 1,609.344 m. A nautical mile, used at sea and in aviation, is 1,852 m.

Related tools

Unit ConverterEvery common unit in one placeArea Converterm², sq ft, acres, hectaresWeight Converterkg, pounds, ounces, stonesTemperature ConverterCelsius, Fahrenheit and Kelvin

All tools