12 units
Length Converter
Convert between metric (meter, kilometer, centimeter, millimeter) and imperial (foot, inch, mile, yard) length units instantly.
Popular length conversions
Common length conversions
| From | Equivalent |
|---|---|
| 1 m | 0.001 km · 100 cm · 1000 mm · 1000000 μm · 1000000000 nm |
| 5 m | 0.005 km · 500 cm · 5000 mm · 5000000 μm · 5000000000 nm |
| 10 m | 0.01 km · 1000 cm · 10000 mm · 10000000 μm · 10000000000 nm |
| 100 m | 0.1 km · 10000 cm · 100000 mm · 100000000 μm · 100000000000 nm |
| 1000 m | 1 km · 100000 cm · 1000000 mm · 1000000000 μm · 999999999999.9999 nm |
How the conversion works
All conversions are linear: `value × factor_from / factor_to`. Example: 1 mile = 1,609.344 m, so 1 mile in km = 1609.344 / 1000 = 1.609 km.
When you'll use this converter
- Engineering and construction (mm to feet, meters to inches)
- Running, cycling and athletics (km to miles, miles to yards)
- International shipping and travel (nautical miles, kilometers)
- Manufacturing tolerances (micrometers and nanometers)
Frequently asked
How many feet are in 1 meter?
1 meter equals approximately 3.2808 feet. The exact conversion factor is 1 ft = 0.3048 m.
How do I convert kilometers to miles?
Multiply the kilometer value by 0.621371. For example, 10 km × 0.621371 ≈ 6.2137 miles.
Is 1 yard exactly 3 feet?
Yes. By definition 1 yard = 3 feet = 36 inches = 0.9144 meters.