Keep your pace
Speed converter.
Convert meters per second, kilometers per hour, miles per hour, and knots with clear results as you type.
Speed calculator
How fast is it going?
60 kilometers per hour is about 37.28227 miles per hour.
Popular pairs
A useful pace away.
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Quick reference
Kilometers per hour at a glance.
Common speeds in metric, imperial, and nautical units.
| Kilometers per hour | Meters per second | Miles per hour | Knots |
|---|---|---|---|
| 10 | 2.77778 | 6.21371 | 5.39957 |
| 30 | 8.33333 | 18.6411 | 16.1987 |
| 50 | 13.8889 | 31.0686 | 26.9978 |
| 100 | 27.7778 | 62.1371 | 53.9957 |
| 120 | 33.3333 | 74.5645 | 64.7948 |
Useful formulas: km/h × 0.621371 = mph · knots × 1.150779 = mph · mph × 1.609344 = km/h
Speed, explained
Good to know.
Quick answers for the units and speeds you use most.
How many kilometers per hour are in one mile per hour?
One mile per hour is exactly 1.609344 kilometers per hour.
How do I convert knots to miles per hour?
Multiply knots by about 1.150779 to get miles per hour.
Which speed units can I convert?
Convert meters per second, kilometers per hour, miles per hour, and knots.
Can I enter decimal speeds?
Yes. Enter whole or decimal speed values greater than or equal to zero.