Convert Kilometers Per Hour to Miles Per Hour
1 kilometer per hour = 0.6213712 miles per hour. Type any value below to convert in either direction — the calculation happens in your browser.
Kilometers Per Hour to Miles Per Hour formula
Multiply the number of kilometers per hour by 0.6213712 to get miles per hour.
miles per hour = kilometers per hour × 0.6213712To go the other way: divide the number of miles per hour by 0.6213712, or multiply by 1.609344.
kilometers per hour = miles per hour ÷ 0.6213712Kilometers Per Hour to Miles Per Hour conversion table
| Kilometers Per Hour | Miles Per Hour |
|---|---|
| 1 km/h | 0.6213712 mph |
| 2 km/h | 1.242742 mph |
| 3 km/h | 1.864114 mph |
| 4 km/h | 2.485485 mph |
| 5 km/h | 3.106856 mph |
| 6 km/h | 3.728227 mph |
| 7 km/h | 4.349598 mph |
| 8 km/h | 4.97097 mph |
| 9 km/h | 5.592341 mph |
| 10 km/h | 6.213712 mph |
| 15 km/h | 9.320568 mph |
| 20 km/h | 12.427424 mph |
| 25 km/h | 15.53428 mph |
| 30 km/h | 18.641136 mph |
| 40 km/h | 24.854848 mph |
| 50 km/h | 31.06856 mph |
| 75 km/h | 46.602839 mph |
| 100 km/h | 62.137119 mph |
| 250 km/h | 155.342798 mph |
| 500 km/h | 310.685596 mph |
| 1,000 km/h | 621.371192 mph |
Miles Per Hour to Kilometers Per Hour conversion table
| Miles Per Hour | Kilometers Per Hour |
|---|---|
| 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 | 8.04672 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 | 16.09344 km/h |
About the kilometer per hour
Kilometres per hour is the speed unit on road signs and speedometers in most countries.
About the mile per hour
Miles per hour is the road speed unit of the United States and United Kingdom.
Frequently asked questions
How many miles per hour are in a kilometer per hour?
There are 0.6213712 miles per hour in one kilometer per hour.
How many kilometers per hour are in a mile per hour?
There are 1.609344 kilometers per hour in one mile per hour.
Is this conversion exact?
The ratio between the kilometer per hour and the mile per hour is fixed by definition, so the conversion is exact — the figures shown here are rounded for readability only.
What is 10 kilometers per hour in miles per hour?
10 kilometers per hour equals 6.213712 miles per hour.