Convert Between Units of Speed
Speed and velocity conversions are common in transportation, fluids, and equipment specifications.
Popular Speed Conversions
Based on conversions run in the last 60 days.
- knot to km/s · 6
- knot to cm/s · 4
- knot to fps · 3
- knot to mph · 3
- knot to Gm/s · 2
- knot to dm/s · 2
- knot to m/s · 1
- knot to dam/s · 1
- knot to mm/s · 1
- knot to knot · 1
About Speed Conversions
Helpful context and notes for converting Speed units.
Velocity values may be reported in mph, ft/s, m/s, or km/h depending on application.
Velocity units may imply direction or reference frame. Confirm assumptions when converting for analysis.
Frequently Asked Questions
Fun Fact
Huka Falls in New Zealand can blast around 220 cubic metres of water every second - that is about an Olympic pool full of water in ten seconds. Nature's pressure washer on insane mode.
How many cubic millimeters/second is 220 cubicmeterspersecond?
Supported Units
Common and engineering-specific units supported for this conversion.
- admkn (Admirality Knots)
- cm/s (centimeters/second)
- dam/s (decameters/second)
- dm/s (decimeters/second)
- fps (Feet per Seconds)
- Gm/s (gigameters/second)
- hm/s (hectometers/second)
- kph (Kilometer per Hours)
- km/s (kilometers/second)
- knot (Knots)
- Mm/s (megameters/second)
- m/s (meters/second)
- μm/s (micrometers/second)
- mph (Mile per Hours)
- mm/s (millimeters/second)
- nm/s (nanometers/second)
- pm/s (picometers/second)
- c (Speed of Lights)
- Tm/s (terameters/second)
Unit Categories
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