ZovaTool

Speed Calculator

Speed = Distance / Time

Result
50
km/h50
m/s13.89
mph31.07
knot27
ft/s45.57

How to use the Speed Calculator

  1. Pick what to solve for: speed, distance or time.
  2. Enter the two known values.
  3. Speed mode also shows the result in m/s, mph and knots.
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Speed = distance / time

The most fundamental formula in kinematics. Highway speed ≈ 100 km/h ≈ 28 m/s ≈ 62 mph.

Sound: 343 m/s. Light: 299,792,458 m/s — the cosmic speed limit.