Length converter

Free length converter between metric and imperial units — millimeters, centimeters, meters, kilometers, inches, feet, yards, miles, nautical miles, and astronomical units. Exact SI factors, instant conversion, no sign-up.

Distance. From nanometers to parsecs.

m
3.28084
ft

1 m = 3.28084 ft

How to use length converter

  1. 01
    Pick a category

    Length, weight, temperature, or pressure. Each has its own dedicated page with the complete unit list.

  2. 02
    Type your value

    Enter the number you want to convert. The result updates instantly as you type — no submit button.

  3. 03
    Swap units

    Use the From and To pickers to choose any pair — metric, imperial, SI, or exotic. Swap with one click.

  4. 04
    Copy the result

    Tap the copy button next to the output to paste the result anywhere.

  5. 05
    Reuse from history

    Recent conversions are saved to your browser locally so you can re-run them without retyping.

Examples

1 m
3.2808 ft · 39.370 in
100 km
62.137 mi
6 ft
1.8288 m · 182.88 cm
1 ly
9.461 × 10¹⁵ m

Frequently asked questions

How many feet are in a meter?

A meter equals 3.28084 feet. Exactly: 1 m = 1 / 0.3048 ft, since one foot is defined as 0.3048 meters exactly.

Is a mile 5,280 feet?

Yes — the international mile is defined as exactly 5,280 feet, which works out to 1,609.344 meters. Not to be confused with the nautical mile (1,852 meters).

What's the difference between a mile and a nautical mile?

A statute (land) mile is 1,609.344 meters. A nautical mile is 1,852 meters — used in aviation and marine navigation because it corresponds to one arc-minute of latitude.

Are inches and centimeters exact?

Yes. Since 1959 the international inch is defined as exactly 25.4 millimeters, which makes every inch/centimeter conversion exact to arbitrary precision.

Last updated . Built by Tooligan.