Kph to Mph Converter
Convert kph to mph instantly. Enter any value and get the result. Includes a conversion table and the exact formula.
| Kph | Mph |
|---|
How to convert kph to mph
Enter your value
Type the number of kph you want to convert into the left box. The result in mph appears instantly in the right box. You can also type into the right box to convert in the other direction.
Use the swap button
Click the ⇄ Swap button to reverse the conversion — Mph to Kph. Your current value carries across so you don't have to re-enter anything.
About Kph and Mph
Km/h is the standard speed measurement in most countries. The motorway limit in many European countries is 130 km/h ≈ 81 mph.
1 kph = 0.621 mph. For quick mental conversion: take the kph, subtract a third, you have rough mph. 120 kph ≈ 80 mph (exact 74.6).
| Kph | Mph |
|---|---|
| 10 | 6.214 |
| 20 | 12.43 |
| 30 | 18.64 |
| 40 | 24.85 |
| 50 | 31.07 |
| 60 | 37.28 |
Frequently asked questions
How do I convert kph to mph?
To convert kph to mph, multiply by 0.621371. Or use the calculator above for instant results.
How many mph are in 1 kph?
1 kph equals 0.621371 mph.
Is the kph to mph converter free?
Yes, the kph to mph converter is completely free with no sign-up required, no downloads, and it works offline once the page has loaded.