Please provide values below to convert kilometer [km] to mile [mi], or vice versa.
Definition: A kilometer is a unit of length in the International System of Units (SI), equal to 1000 meters.
History/origin: The prefix "kilo-" is a metric prefix indicating a factor of one thousand, so a kilometer is, by definition, one thousand meters.
Current use: The kilometer is the standard unit for expressing geographic distances in most of the world. The United States and, to a lesser extent, the United Kingdom, primarily use miles instead.
Definition: A mile is a unit of length in the imperial and US customary systems of measurement, equal to 5,280 feet, or 1,609.344 meters.
History/origin: The mile derives from the Roman "mille passus", meaning "a thousand paces".
Current use: The mile is used mainly in the United States and the United Kingdom for road distances, speed limits, and everyday distance estimates.
| Kilometer [km] | Mile [mi] |
|---|---|
| 1 km | 0.621371 mi |
| 5 km | 3.106855 mi |
| 10 km | 6.21371 mi |
| 21.1 km | 13.110928 mi |
| 26.2 km | 16.27992 mi |
| 42.2 km | 26.221856 mi |
| 50 km | 31.06855 mi |
| 100 km | 62.1371 mi |