Speed Unit Converter
Convert between various speed units including metric, imperial, nautical, and physics units
0 m/s - Slow
SlowModerateFastExtreme
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m/s
Meters per Second
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mph
Miles per Hour
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ft/s
Feet per Second
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kn
Knots
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Ma
Mach
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c
Speed of Light
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cm/s
Centimeters per Second
Common Speed References
Speed Unit Categories
Metric
m/sMeters per Second
km/hKilometers per Hour
cm/sCentimeters per Second
Imperial
mphMiles per Hour
ft/sFeet per Second
Nautical
knKnots
Aviation
MaMach
Physics
cSpeed of Light
Multiple Systems
Metric, Imperial, Nautical, and Physics units
Precise Conversion
Accurate calculations with scientific notation
Speed References
Common speeds for easy comparison