Miles per Hour to Kilometers per Hour Converter
Definition
miles per hour (mph) is a US customary unit of speed, equal to 1 mile (1,609.344 meters) per hour, or approximately 0.44704 meters per second. kilometers per hour (km/h) is a metric unit, equal to 1,000 meters per 3,600 seconds, or about 0.27777778 meters per second, used globally for vehicular speed.
History
miles per hour dates to the 17th century in Britain, tied to the statute mile, and became prominent in the US with the automobile age in the early 20th century. kilometers per hour emerged with the metric system in the 1790s, standardized for transportation in the 19th century as railways and cars spread.
Convert mph to km/h Easily
Use our mph to km/h converter to quickly convert speed conversion,mph to kph,convert mph to km/h. Whether you need a kilometers per hour from mph,mph kph calculator, our tool is fast, accurate, and free. Enter a value in Miles per hour to get instant results. Our tool also supports variations like kph from mph,mph into kph and common misspellings such as mph to kph,mile per hour to kilometer per hour.
How to Convert Miles per hour to Kilometers per hour
To manually convert miles per hour to kilometers per hour, multiply the miles per hour value by 1.609344. Enter your value in the converter above for precise calculations.
mph to km/h Conversion Table
| Miles per hour (mph) | Kilometers per hour (km/h) |
|---|---|
| 1 mph | 1.609344 km/h |
| 2 mph | 3.218688 km/h |
| 3 mph | 4.828032 km/h |
| 4 mph | 6.437376 km/h |
| 5 mph | 8.046720 km/h |
| 6 mph | 9.656064 km/h |
| 7 mph | 11.265408 km/h |
| 8 mph | 12.874752 km/h |
| 9 mph | 14.484096 km/h |
| 10 mph | 16.093440 km/h |
| 50 mph | 80.467200 km/h |
| 100 mph | 160.934400 km/h |