Engineering Bible

Speed unit converter

Convert metres per second, kilometres per hour, knots, miles per hour and feet per second.

Results are estimates. They do not replace the governing code, class or flag requirements, or a check by a competent person. Report a problem

Worked example

14 kn = 7.20222 m/s, because 1 kn = 0.514444 m/s.

Conversion table

Fromm/skm/hknmphft/s
1 m/s13.61.943842.236943.28084
1 km/h0.27777810.5399570.6213710.911344
1 kn0.5144441.85211.150781.68781
1 mph0.447041.609340.86897611.46667
1 ft/s0.30481.097280.5924840.6818181

Every unit on this page

UnitNameIn m/s
m/smetre per second1
km/hkilometre per hour0.277778
knknot0.514444
mphmile per hour0.44704
ft/sfoot per second0.3048
m/minmetre per minute0.0166667
mm/smillimetre per second0.001

FAQ

What is a knot?
One nautical mile per hour, which is about 0.5144 m/s.

How do I turn km/h into m/s?
Divide by 3.6.