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Length Converter

Convert metric, imperial, navigation, and scientific length units with live results, accurate formulas, and reference tables.

Length conversion

Calculator

Results update instantly. Use Calculate to confirm the current conversion.

Decimals and negative values are supported.

Result

0.0254 m

1 in ≈ 0.0254 m

Live result is ready.

Open a focused converter for a commonly searched length conversion.

Centimeters to Inches1 cm = 0.39370079 inInches to Centimeters1 in = 2.54 cmMeters to Feet1 m = 3.2808399 ftFeet to Meters1 ft = 0.3048 mKilometers to Miles1 km = 0.62137119 miMiles to Kilometers1 mi = 1.609344 kmMillimeters to Inches1 mm = 0.03937008 inInches to Millimeters1 in = 25.4 mm

Conversion table

Common inches to meters values, generated from the selected units.

inches (in)meters (m)
1 inch0.0254 meters
5 inches0.127 meters
10 inches0.254 meters
20 inches0.508 meters
50 inches1.27 meters
100 inches2.54 meters

Formula

Divide the value in inches by 39.370078740157 to get meters.

m = in ÷ 39.370078740157

Example

Convert 1 inch:

1 in ≈ 0.0254 m

1 inch is approximately 0.0254 meters.

Unit information

Concise reference information for the selected source and target units.

Inch (in)

Imperial
1 in = 0.0254 m
Definition
One international inch equals exactly 25.4 millimeters.
Usage
Common in the United States and for screens, hardware, and construction materials.

Meter (m)

Metric
1 m = 1 m
Definition
The meter is the SI base unit of length.
Usage
Used worldwide for everyday, scientific, construction, and engineering measurements.
Inches to CentimetersConvert inches to centimeters.Inches to MillimetersConvert inches to millimeters.Feet to MetersConvert feet to meters.Centimeters to InchesConvert centimeters to inches.Meters to FeetConvert meters to feet.Kilometers to MilesConvert kilometers to miles.Miles to KilometersConvert miles to kilometers.Millimeters to InchesConvert millimeters to inches.

Frequently asked questions

Which length units does this converter support?

The converter supports 14 units: millimeters, centimeters, meters, kilometers, inches, feet, yards, miles, nautical miles, micrometers, nanometers, light years, astronomical units, and parsecs.

How does the length converter calculate results?

Each value is converted to meters as a shared base unit, then converted from meters to the selected target unit.

Can the converter handle decimals, negative values, and zero?

Yes. The input accepts integers, decimals, negative values, and zero, and updates the result immediately.