Calcloom

Speed Unit Converter

Convert between different speed units in one step.

How to use the speed converter

  1. Enter the value.
  2. Pick the unit you convert from and the unit you convert to.
  3. Read the result instantly, or use the swap button.

Frequently asked questions

Which units does the speed converter support?

metres per second (m/s), kilometres per hour (km/h), miles per hour (mph), knots (kn), feet per second (ft/s).

How does the conversion work?

The value is converted to a base unit first and then to the target unit, so results are accurate between any two units.

How accurate are the results?

We use the official conversion factors. Results are rounded to 7 significant digits.

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Kilometres per hour to Miles per hourConvert kilometres per hour to miles per hour instantly. 1 kilometre per hour = 0.6213712 miles per hour.
Miles per hour to Kilometres per hourConvert miles per hour to kilometres per hour instantly. 1 mile per hour = 1.609344 kilometres per hour.
Metres per second to Kilometres per hourConvert metres per second to kilometres per hour instantly. 1 metre per second = 3.6 kilometres per hour.
Knots to Kilometres per hourConvert knots to kilometres per hour instantly. 1 knot = 1.852 kilometres per hour.