Conversions
Speed Converter
Convert metres per second, kilometres per hour, miles per hour and knots.
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How this calculation works
Convert metres per second, kilometres per hour, miles per hour and knots. Enter your values, select Calculate, then review the result. You can change any value and calculate again.
Formula used
target = value × source factor in m/s ÷ target factor in m/s
Good to know
Results are estimates for informational purposes.
Example calculation
100 km/h ÷ 1.609344 = 62.137119224 mph
How to use this calculator
- Enter your values, select Calculate, then review the result. You can change any value and calculate again.
- Check units and time periods before comparing two results.
- Change one input at a time to understand its effect.
Frequently asked questions
What does the Speed Converter calculate?
Convert metres per second, kilometres per hour, miles per hour and knots. The result is calculated from the values you enter and the formula shown on this page.
Which assumptions does the Speed Converter use?
It applies target = value × source factor in m/s ÷ target factor in m/s. Values, fees, rules or timing not represented by an input are not added automatically.

