⚡ Speed Converter
Km/hour (km/h) to Miles/hour (mph)
1 km/h = 0.621372 mph · Free instant converter, no signup required.
What is a Km/hour?
Kilometers per hour (km/h) is the metric unit for speed used in most countries for road travel, weather, and sports.
What is a Miles/hour?
Miles per hour (mph) is used in the US and UK for road speed, vehicle performance, and weather reporting.
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Quick Tip
Divide km/h by 1.6 (or multiply by 0.6) for a quick mph estimate. So 120 km/h ÷ 1.6 = 75 mph.
Common Uses
- →Converting international speed limits for US/UK drivers
- →Understanding European car specifications
- →Wind speed in weather reports
How to convert Km/hour (km/h) to Miles/hour (mph)
To convert from Km/hour (km/h) (km/h) to Miles/hour (mph) (mph), multiply your value by 0.621372.
mph = km/h × 0.621372
For example, 10 km/h = 6.213717 mph.
// Km/hour (km/h) to Miles/hour (mph) conversion table
| Km/hour (km/h) | Miles/hour (mph) |
|---|---|
| 1 km/h | 0.621372 mph |
| 2 km/h | 1.242743 mph |
| 5 km/h | 3.106858 mph |
| 10 km/h | 6.213717 mph |
| 20 km/h | 12.427434 mph |
| 25 km/h | 15.534292 mph |
| 50 km/h | 31.068584 mph |
| 100 km/h | 62.137169 mph |
| 250 km/h | 155.34292 mph |
| 500 km/h | 310.68584 mph |
| 1000 km/h | 621.37169 mph |
// Related speed conversions