Length Converter
Convert between metric and imperial length units — millimetres to miles — instantly in your browser.
How it works
- 1Enter a length value.
- 2Pick the unit to convert from and the unit to convert to.
- 3Read the converted result instantly, or press ⇄ to swap units.
Use cases
- Convert metres to feet for construction or DIY.
- Convert kilometres to miles for travel and running.
- Convert centimetres to inches for screen and print sizes.
Frequently asked questions
How many feet are in a metre?
One metre equals about 3.28084 feet. Enter 1 metre and choose feet to see the exact value.
How do I convert kilometres to miles?
Multiply kilometres by 0.621371. This tool does it automatically — choose km and miles.
Is the conversion exact?
Yes. Imperial units use their exact international definitions (e.g. 1 inch = 0.0254 m), shown to 6 decimals.
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