Kilometres per hour
| kilometre per hour | |
|---|---|
A car speedometer that indicates measured speed in kilometres per hour. | |
| General information | |
| Unit system | derived |
| Unit of | speed |
| Symbol | km/h |
| Conversions | |
| 1 km/h in ... | ... is equal to ... |
| mph | 0.621371 |
| m/s | 0.277778 |
| kn | 0.539957 |
| ft/s | 0.911344 |
The kilometre per hour (SI symbol: km/h; non-SI abbreviations: kph, kmph, km/hr) is a unit of speed, expressing the number of kilometres travelled in one hour.