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Length Converter

Convert length measurements between metric and imperial systems.

About the Length Converter

Convert length measurements instantly between metric units (mm, cm, m, km) and imperial units (in, ft, yd, mi) using precise, fixed conversion factors.

How to use the Length Converter

  1. Enter the value you want to convert.
  2. Select the unit you are converting from.
  3. Select the unit you are converting to.
  4. Press Convert to see the result and a full equivalents table.

Tips for the Length Converter

  • All conversions use exact SI-defined factors, so results are precise to the decimal places shown.

Example: Length Converter

Converting 10 miles to kilometers

  • Value: 10 miles
  • Convert to: Kilometers

Result: 16.093 km

1 mile = 1.609344 km exactly, so 10 × 1.609344 = 16.093 km.

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