Skip to content
PratronHome

Length Converter

Convert any length or distance between metric and imperial units in real time. This length converter supports meters, kilometers, centimeters, millimeters, miles, yards, feet, inches, and nautical miles, and shows the result in every unit at once so you can compare at a glance. All conversions use exact internationally defined factors (for example, 1 inch = 25.4 mm exactly).

Converters

Private by default

This tool runs entirely in your browser. Your data is never uploaded to a server.

How to use

4 clear steps.

  1. Enter the value you want to convert.

  2. Pick the unit you are converting from.

  3. Pick the unit you want to convert to — the result updates instantly.

  4. Check the table below for the same value in every supported unit.

Good to know

Frequently asked questions

How many feet are in a meter?
One meter equals approximately 3.28084 feet. The exact definition is 1 foot = 0.3048 meters, so 1 meter = 1 / 0.3048 feet.
Are the conversion factors exact?
Yes. The tool uses the exact international definitions: 1 inch = 25.4 mm, 1 foot = 0.3048 m, 1 mile = 1609.344 m, and 1 nautical mile = 1852 m.
How many kilometers is a mile?
One mile equals exactly 1.609344 kilometers. To convert miles to kilometers, multiply by 1.609344; for the reverse, divide.