AtlasCalc📏 ConversionbeginnerOffline
Speed Converter
Convert between m/s, km/h, mph, ft/s, and knots.
Inputs
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Result
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Enter values and press Calculate — the result appears here.
How it works
The formula behind this calculator.
1 mph = 1.609344 km/h; 1 knot = 1.852 km/h; 1 m/s = 3.6 km/h
- value, from, to
- Source value and unit
Knots are nautical miles per hour, used in aviation and maritime contexts. 1 nautical mile = 1.852 km, vs. 1 statute mile = 1.609 km.
Example: 60 mph = 96.56 km/h; 100 km/h = 62.14 mph
Ref: International Hydrographic Organization
Tips
- 💡 Convert mph to km/h by multiplying by 1.609.
- 💡 Knots = nautical miles per hour. 1 knot = 1.852 km/h.