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Calixo

Speed Converter

Convert between km/h, mph, m/s and knots.

Inputs

Saved Scenarios

— select 2+ to compare

Result

62.137

Spark says

How it's calculated

Formula

Result=Value×FactorfromFactortoResult = Value \times \dfrac{Factor_{from}}{Factor_{to}}
Factor
— Each unit's speed in meters/second

What is the Speed Converter?

This calculator converts speed between kilometers per hour, miles per hour, meters per second and nautical knots.

How to use it

  1. 1 Enter the speed value.
  2. 2 Choose the unit you're converting from.
  3. 3 Choose the unit you're converting to.

Worked examples

100 km/h to mph

100 km/h is about 62.1 mph.

Try it

Frequently asked questions

How fast is 100 km/h in mph?

100 km/h is approximately 62.14 mph.

Sources & references