Length Converter
Convert length and distance between metric and imperial units. Supports mm, cm, m, km, inches, feet, yards, and miles.
Converted Length
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How to Use This Calculator
- Enter the length or distance value.
- Select the unit you are converting from.
- Select the unit you want to convert to.
- Read the result instantly.
Formula
All conversions go through meters as a base unit:
Result = Value × (From factor) / (To factor)
1 in = 0.0254 m | 1 ft = 0.3048 m | 1 yd = 0.9144 m | 1 mi = 1609.344 m
Example
Example: Convert 100 yards to meters:
100 × 0.9144 = 91.44 m
Frequently Asked Questions
- There are exactly 2.54 centimeters in 1 inch. This is a defined conversion.
- Multiply miles by 1.609344. For example, 10 miles = 16.09 km.
- One meter equals approximately 3.28084 feet, or exactly 1/0.3048 feet.
- One mile equals 1,609.344 meters or 1.609344 kilometers.
- Metric uses a base-10 system (mm, cm, m, km). Imperial uses feet, inches, yards, and miles which have non-decimal relationships.