KPH to MPH Converter
Convert kilometers per hour to miles per hour and mph to kph instantly. Useful for speed, driving, and athletics.
KPH to MPH Conversion
One kilometer per hour equals 0.621371 miles per hour. To convert mph to kph, multiply by 1.60934.
Common speed conversions:
- 30 kph = 18.6 mph
- 60 kph = 37.3 mph
- 100 kph = 62.1 mph
- 120 kph = 74.6 mph
- 200 kph = 124.3 mph
Driving Speed Limits
When driving abroad, speed limit signs change units. Common conversions: 50 kph (city) ≈ 31 mph; 90 kph (rural) ≈ 56 mph; 130 kph (motorway) ≈ 81 mph. UK limits are in mph: 30 mph city ≈ 48 kph, 70 mph motorway ≈ 113 kph.
Sports and Athletics
In running, elite marathon pace is about 20 kph (12.4 mph). A recreational runner at 10 kph = 6.2 mph. The fastest human sprint speed is around 44.72 kph (27.8 mph), recorded by Usain Bolt.
Frequently Asked Questions
How do I convert kph to mph?
Multiply kph by 0.621371. Example: 80 kph × 0.621371 = 49.71 mph.
What is 100 mph in kph?
100 × 1.60934 = 160.93 kph.
Is 60 kph the same as 60 mph?
No. 60 kph = 37.3 mph, and 60 mph = 96.6 kph.
km/h to mph Conversion Chart
Quick reference for kilometers per hour to miles per hour. 1 km/h = 0.621371 mph.
| km/h | mph |
|---|---|
| 10 | 6.2 |
| 15 | 9.3 |
| 20 | 12.4 |
| 25 | 15.5 |
| 30 | 18.6 |
| 40 | 24.9 |
| 50 | 31.1 |
| 60 | 37.3 |
| 70 | 43.5 |
| 80 | 49.7 |
| 90 | 55.9 |
| 100 | 62.1 |
| 110 | 68.4 |
| 120 | 74.6 |
| 130 | 80.8 |
| 140 | 87.0 |
| 150 | 93.2 |
| 180 | 111.8 |
| 200 | 124.3 |