Length Converter
Convert between kilometers, meters, centimeters, miles, yards, feet, and inches instantly.
Supported Units
Metric System:
- Kilometer (km): 1 km = 1000 m
- Meter (m): Base unit
- Centimeter (cm): 1 m = 100 cm
- Millimeter (mm): 1 m = 1000 mm
Imperial System:
- Mile (mi): 1 mi = 1.60934 km
- Yard (yd): 1 yd = 0.9144 m
- Foot (ft): 1 ft = 0.3048 m
- Inch (in): 1 in = 0.0254 m
How to use the Length Converter
- Enter the length value.
- Choose the from unit.
- Choose the to unit.
- Click Convert to see the result and its value in metres.
Formula used
Result = value ÷ (from-unit per metre) × (to-unit per metre)
Worked example
Common conversions
5 km = 3.107 miles
6 m = 19.69 ft
1 inch = 2.54 cm; 1 foot = 30.48 cm
1 mile = 1.609 km
Metric and imperial in everyday use
India uses the metric system officially, but feet and inches remain common for height, room sizes and construction, and miles appear in fitness apps and international travel. Remember the exact anchors: 1 inch is exactly 2.54 cm and 1 mile is exactly 1,609.344 m. Every other imperial conversion follows from these.
Tips for accurate results
- Use metres as the base to avoid errors.
- For heights in feet and inches, use the height converter.
- Keep extra decimals until the final step.
Frequently Asked Questions
3.281 feet.
1.609 km.
Exactly 2.54 cm.
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Content reviewed by Vinod, Easy Smart Calculator · Last updated October 2026