Kilometer [km] to Mile [mi] Converter

Quick Reference

1 Kilometer (km) = 0.6213712121 Mile (mi)

1 Mile (mi) = 1.609343949 Kilometer (km)

Origin value

Target value

Round result

How to Convert Kilometer to Mile

1 km = 0.6213712121 mi
1 mi = 1.609343949 km

To convert Kilometer to Mile, divide the value by 1.609343949 (equivalently, multiply by 0.6213712121). To convert Mile back to Kilometer, multiply by 1.609343949.

Example: convert 10 km to mi:
10 km = 10 x 0.6213712121 = 6.213712121 mi

↔ Convert Mile to Kilometer

Kilometer

Definition: A kilometer (km) is a unit of length in the metric system, equal to one thousand meters. It is a decimal multiple of the meter, the SI base unit of length.

History/origin: The kilometer is derived from the meter, which was defined in the late 18th century during the French Revolution. The prefix 'kilo-' denotes one thousand.

Current use: Kilometers are commonly used for measuring longer distances, such as the distance between cities, the length of a road, or the distance covered in a race. They are the standard unit of distance in many countries.

Mile

Definition: A mile (mi) is a unit of length in the imperial and United States customary systems. It is defined as exactly 1,609.344 meters or 5,280 feet.

History/origin: The mile has ancient origins, dating back to Roman times. It was originally based on the distance covered by a thousand paces of a Roman legion.

Current use: Miles are commonly used in the United States, Canada, and the United Kingdom for measuring longer distances, such as the distance between cities or the length of a road. They are also used in sports, such as running and cycling.

Kilometer to Mile Conversion Table

Kilometer [km]	Mile [mi]
1 km	0.6213712121 mi
2 km	1.242742424 mi
5 km	3.106856061 mi
10 km	6.213712121 mi
20 km	12.42742424 mi
50 km	31.06856061 mi
100 km	62.13712121 mi
200 km	124.2742424 mi
500 km	310.6856061 mi
1000 km	621.3712121 mi