mph to km/h Converter
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Formula: multiply mph by 1.60934 to get km/h
How to convert mph to km/h
To convert miles per hour to kilometers per hour, multiply by 1.60934. For example, 60 mph × 1.60934 = 96.561 km/h. Going the other way, multiply km/h by 0.621371 to get mph.
A quick mental estimate: multiply mph by 1.6. So 60 mph × 1.6 = 96 km/h. The actual answer is 96.56 km/h — close enough for everyday use.
This conversion is essential when driving internationally, reading car specifications from different countries, or comparing speed limits. The US and UK use mph while most other countries use km/h.
mph to km/h conversion table
| mph | km/h | Common reference |
|---|---|---|
| 5 mph | 8.047 km/h | parking lot limit |
| 15 mph | 24.140 km/h | school zone |
| 25 mph | 40.234 km/h | residential street |
| 30 mph | 48.280 km/h | urban speed limit |
| 45 mph | 72.420 km/h | suburban road |
| 55 mph | 88.514 km/h | rural highway |
| 60 mph | 96.561 km/h | UK single carriageway |
| 65 mph | 104.607 km/h | US interstate |
| 70 mph | 112.654 km/h | UK motorway limit |
| 80 mph | 128.748 km/h | some US highways |