Length Converter
Convert between metric and imperial length units — type one value and every other unit updates instantly.
Millimeters (mm)
10
Centimeters (cm)
1
Meters (m)
0.01
Kilometers (km)
0.00001
Inches (in)
0.393701
Feet (ft)
0.032808
Yards (yd)
0.010936
Miles (mi)
0.000006
How to use the Length Converter
- 1Pick the unit you want to type in
- 2Enter the value
- 3Read all other units at once
Frequently Asked Questions
How many cm in an inch?
One inch is exactly 2.54 cm. To convert inches to cm, multiply by 2.54; to go back, divide by 2.54.
How many km in a mile?
One mile is 1.609344 km. A 10K run is about 6.21 miles.