Unit Converter

Length Converter — m, cm, inch, feet, miles

Instantly convert meters (m), centimeters (cm), millimeters, kilometers, inches, feet, yards, and miles.

Converted to

mm1,000
cm100
m1
km0.001
in39.37
ft3.281
yd1.094
mi0.001

What is the length converter?

It converts between metric (mm, cm, m, km) and imperial (inch, foot, yard, mile) units. Enter a value in one unit and the rest update instantly.

How to use

  1. 1 Enter the value to convert.
  2. 2 Choose the source unit.
  3. 3 Read the converted results in every unit.

Highlights

Standard factors

Uses exact factors such as 1 inch=2.54cm and 1 mile=1609.344m.

All at once

One input shows every unit simultaneously.

Instant

Results update as you type.

FAQ

How many cm in an inch?+

1 inch = 2.54 cm.

How many km in a mile?+

1 mile ≈ 1.609 km.

How many cm in a foot?+

1 foot = 30.48 cm = 12 inches.

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Area Converter Convert m², acre, hectare. Weight Converter Convert kg, lb, oz. Height Converter Convert cm, feet, inches.

This converter uses international standard unit definitions and is for general reference.