Speed Converter
Convert between mph, km/h, m/s, and knots.
Free · No sign-up · Works in your browser
Meters/second (m/s)
1
Kilometers/hour (km/h)
3.599997
Miles/hour (mph)
2.236936
Feet/second (ft/s)
3.28084
Knot
1.943846
About the Speed Converter
Free speed converter — convert between meters per second, kilometers per hour, miles per hour, feet per second, and knots.
How to use the Speed Converter
- 1Enter a value.
- 2Pick the unit to convert from.
- 3Read every other unit and copy.
Frequently asked questions
How many km/h in 1 mph?
1 mph ≈ 1.609 km/h.
What is a knot?
1 knot = 1 nautical mile per hour ≈ 1.852 km/h.