How to convert kilometers per hour to miles per hour
One kilometer per hour equals 0.6214 miles per hour, so multiply the value in kilometers per hour by 0.6213711922: mph = km/h × 0.6213711922. Equivalently, divide by 1.609344.
Example: 10 km/h = 10 × 0.6213711922 = 6.2137 mph.
Kilometers per hour to miles per hour table
| Kilometers per hour (km/h) | Miles per hour (mph) |
|---|---|
| 0.1 | 0.06214 |
| 0.5 | 0.3107 |
| 1 | 0.6214 |
| 2 | 1.2427 |
| 3 | 1.8641 |
| 4 | 2.4855 |
| 5 | 3.1069 |
| 6 | 3.7282 |
| 7 | 4.3496 |
| 8 | 4.971 |
| 9 | 5.5923 |
| 10 | 6.2137 |
| 15 | 9.3206 |
| 20 | 12.4274 |
| 25 | 15.5343 |
| 30 | 18.6411 |
| 40 | 24.8548 |
| 50 | 31.0686 |
| 75 | 46.6028 |
| 100 | 62.1371 |
| 250 | 155.3428 |
| 500 | 310.6856 |
| 1,000 | 621.3712 |
About the units
- Kilometer per hour (km/h): The speed unit on road signs and speedometers in most countries.
- Mile per hour (mph): Miles per hour, used for speed limits in the US and UK.
Need the other direction? Convert miles per hour to kilometers per hour — 1 mile per hour = 1.6093 kilometers per hour.
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Open the unit converter Frequently asked questions
How many miles per hour are in a kilometer per hour?
1 kilometer per hour = 0.6214 miles per hour.
What is the formula for kilometers per hour to miles per hour?
mph = km/h × 0.6213711922.
How much is 10 km/h in mph?
10 km/h = 6.2137 mph.