KM/H to M/S Calculator — Convert Kilometres per Hour to Metres per Second
Use this free km/h to m/s calculator to instantly convert kilometres per hour to metres per second. Results also show mph and knots. Used in physics, engineering and science where m/s is the standard SI unit of speed.
KM/H to M/S Calculator
🚀 Quick Reference
10 km/h2.778 m/s
36 km/h10 m/s
72 km/h20 m/s
100 km/h27.78 m/s
1,235 km/h343 m/s (speed of sound)
Try Another Calculator
How to Convert KM/H to M/S
Divide the speed in km/h by 3.6 to get metres per second.
Formula: M/S = KM/H ÷ 3.6
Example: 100 km/h ÷ 3.6 = 27.78 m/s
FAQs
How do you convert km/h to m/s?
Divide by 3.6. This is because 1 km = 1000 m and 1 hour = 3600 seconds, so km/h ÷ 3.6 = m/s.
What is 100 km/h in m/s?
100 km/h equals 27.78 metres per second.
Why is m/s used in science instead of km/h?
Metres per second is the SI (International System of Units) unit of speed, making it standard in physics and engineering calculations worldwide.
Is this calculator free?
Yes completely free with no sign-up needed.