Convert between millimeters, centimeters, meters, kilometers, inches, feet, yards, and miles.
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Common Length Conversions
Metric to Imperial
1 cm= 0.3937 in
1 m= 3.2808 ft
1 km= 0.6214 mi
1 m= 1.0936 yd
Imperial to Metric
1 inch= 2.54 cm
1 foot= 0.3048 m
1 mile= 1.6093 km
1 yard= 0.9144 m
FAQ
There are exactly 2.54 centimeters in one inch. This is an internationally agreed-upon standard defined since 1959.
There are 5,280 feet in one mile. A mile equals 1,760 yards or 1,609.344 meters.
The metric system uses meters, centimeters, and kilometers and is based on powers of 10. The imperial system uses inches, feet, yards, and miles. Most countries use metric; the US primarily uses imperial for everyday measurements.