Length Converter

Convert between different units of length instantly

Convert Length
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Result
1 Meters = 0 Feet
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Common Length Conversions

Metric System

  • 1 km = 1,000 m
  • 1 m = 100 cm
  • 1 cm = 10 mm
  • 1 mm = 1,000 μm

Imperial System

  • 1 mi = 1,760 yd
  • 1 yd = 3 ft
  • 1 ft = 12 in

Common Conversions

  • 1 m ≈ 3.28 ft
  • 1 in = 2.54 cm
  • 1 mi ≈ 1.61 km
  • 1 yd ≈ 0.91 m

Astronomical

  • 1 AU ≈ 150M km
  • 1 ly ≈ 9.46T km
  • 1 pc ≈ 3.26 ly

Unit Categories Explained

Metric System

Based on powers of 10, used worldwide. Easy to convert between units by moving decimal places.

Imperial System

Traditional system used primarily in the US. Based on historical measurements.

Nautical Units

Used in maritime and aviation. Nautical mile is based on Earth's circumference.

Astronomical Units

For measuring vast distances in space. Light-year is distance light travels in one year.