Kilometers per hour to miles per hour
1 kilometer per hour = 0.6213711922 mph · 1 mile per hour = 1.609344 km/h
How to convert kilometers per hour to miles per hour
To convert kilometers per hour to miles per hour, multiply the value by 0.6213711922.
Formula: mph = km/h × 0.6213711922
Example: 10 km/h = 6.213711922 mph
Kilometers per hour to miles per hour conversion table
| kilometers per hour (km/h) | miles per hour (mph) |
|---|---|
| 1 km/h | 0.6213711922 mph |
| 2 km/h | 1.242742384 mph |
| 3 km/h | 1.864113577 mph |
| 4 km/h | 2.485484769 mph |
| 5 km/h | 3.106855961 mph |
| 6 km/h | 3.728227153 mph |
| 7 km/h | 4.349598346 mph |
| 8 km/h | 4.970969538 mph |
| 9 km/h | 5.59234073 mph |
| 10 km/h | 6.213711922 mph |
| 15 km/h | 9.320567884 mph |
| 20 km/h | 12.42742384 mph |
| 25 km/h | 15.53427981 mph |
| 30 km/h | 18.64113577 mph |
| 40 km/h | 24.85484769 mph |
| 50 km/h | 31.06855961 mph |
| 75 km/h | 46.60283942 mph |
| 100 km/h | 62.13711922 mph |
| 250 km/h | 155.3427981 mph |
| 500 km/h | 310.6855961 mph |
| 1,000 km/h | 621.3711922 mph |
About these units
Kilometer per hour (km/h)
Kilometers per hour (km/h) is the speed unit on road signs and speedometers in most countries.
Mile per hour (mph)
Miles per hour (mph) is used for speed limits in the US and UK. 60 mph is about 96.6 km/h.
Frequently asked questions
How many miles per hour are in 1 kilometer per hour?
1 km/h = 0.6213711922 mph
How many kilometers per hour are in 1 mile per hour?
1 mph = 1.609344 km/h
What is 100 km/h in mph?
100 km/h = 62.1371 mph (100 × 0.6213711922)
What is 120 km/h in mph?
120 km/h = 74.5645 mph (120 × 0.6213711922)