Mile per Hour to Kilometer per Hour
Convert Mile per Hour (mph) to Kilometer per Hour (km/h) instantly.
From unit
Mile per Hour
To unit
Kilometer per Hour
Supported speed units
This converter supports 8 units. Each conversion is calculated using the standard SI definition where applicable.
- Meter per Second (m/s)
- Kilometer per Second (km/s)
- Kilometer per Hour (km/h)
- Mile per Hour (mph)
- Foot per Second (ft/s)
- Knot (kn)
- Mach (Ma)
- Speed of Light (c)
Popular speed conversions
Quick reference for the most-searched speed conversions.
Speed converter FAQ
- How many mile per hours are in 100 kilometer per hours?
- 100 kilometer per hours (km/h) equals 62.13716893 mile per hours (mph).
- How many kilometer per hours are in 60 mile per hours?
- 60 mile per hours (mph) equals 96.56056275 kilometer per hours (km/h).
- How many kilometer per hours are in 1 meter per second?
- 1 meter per second (m/s) equals 3.59999712 kilometer per hours (km/h).
- How many kilometer per hours are in 1 knot?
- 1 knot (kn) equals 1.851996918 kilometer per hours (km/h).
- What is a speed converter?
- A speed converter instantly translates a value from one speed unit to another. Unit Guru supports 8 speed units, with the Meter per Second (m/s) as the SI base unit.
- How accurate is the speed conversion?
- Every conversion uses the standard SI definition or the official conversion factor. Results are computed in your browser using double-precision arithmetic, so they're as accurate as the source units allow.
- Is the speed converter free?
- Yes — Unit Guru is 100% free with no ads, no signup, and no tracking. All conversions run client-side in your browser.