Length Converter
Convert between meters, feet, inches, cm, mm, miles, yards, and more length units.. Use this smart bidirectional calculator to convert between different length measurements instantly. See live results, calculation history, and exact formulas.
Length Converter
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Formula
km = m × 0.001
To convert Meter to Kilometer, use the formula displayed above.
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Recent History
Conversions you copy will be recorded here.
How to Convert Length Units
To perform a conversion, look up the target unit's conversion factor relative to the base unit (meter). Below are the exact mathematical formulas for the most common length unit pairs:
Length Unit Conversion Charts
Here are the standard reference conversion charts displaying values from 1 to 20 for the most popular unit conversions:
Length Converter FAQs
What is a Length converter?
A Length converter is a free online utility that transforms a measurement expressed in one unit of length into its equivalent in another, such as converting Meter to Kilometer.
How do you convert length units?
To convert length units, choose your from-unit and to-unit from the dropdown list in the tool above, then enter the value you wish to convert. The tool computes the result live in real time using exact SI conversion factor formulas.
What are the most popular length conversions?
The most frequently performed length conversions on our site are cm to inches, km to miles, meters to feet. Our tool pre-calculates full charts and formulas for all of them.
Which length units are supported?
We support all standard global SI (metric) and imperial units including Meter (m), Kilometer (km), Centimeter (cm), Millimeter (mm), Micrometer (µm), Nanometer (nm), and others.