Length Converter
Convert meters, kilometers, miles, feet, inches, and more instantly.
Formula: multiply the source value by 0.62137119
Quick Conversions
About this tool
Every length unit is expressed in meters first, then scaled to the unit you need. The meter is the SI base unit for length.
How it works
Choose a source unit, enter a value, then pick the target unit. Conversion updates as you type. Use swap to reverse the pair.
value_to = value_from Ă— (from_in_meters / to_in_meters)
Examples
10 km to miles
10 Ă— 0.621371 = 6.21371 mi.
FAQ
How many centimeters are in an inch?
Exactly 2.54 cm. That constant underpins the imperial conversions here.
Can I convert negative lengths?
No. Length is a magnitude, so negative values are rejected.