Meters per Second to Kilometers per Hour Converter (m/s to km/h)

1 meters per second = 3.6 kilometers per hour. To go from meters per second to kilometers per hour multiply by 3.6, because there are 3,600 seconds in an hour and 1,000 m in a km.

Value

⇄ Swap

Result

10 m/s = 36 km/h

How to convert meters per second to kilometers per hour

To go from meters per second to kilometers per hour multiply by 3.6, because there are 3,600 seconds in an hour and 1,000 m in a km. Science and sports data are given in m/s, but road signs use km/h.

Formula

km/h = m/s × 3.6

Worked example

10 m/s × 3.6 = 36 km/h

Meters per Second to Kilometers per Hour quick-reference table

Common meters per second to kilometers per hour values
Meters per Second (m/s)	Kilometers per Hour (km/h)
1 m/s	3.6 km/h
5 m/s	18 km/h
10 m/s	36 km/h
20 m/s	72 km/h
30 m/s	108 km/h
100 m/s	360 km/h

Real-life examples

A 10 m/s sprint is 36 km/h; Usain Bolt's peak of about 12.4 m/s is about 44.7 km/h. A 340 m/s speed of sound is 1,224 km/h.

Frequently asked questions

Why multiply by 3.6?

There are 3,600 seconds in an hour and 1,000 meters in a kilometer, so 3,600 / 1,000 = 3.6.

How do I convert km/h to m/s?

Divide by 3.6. For example 72 km/h / 3.6 = 20 m/s.

What is 1 meters per second in kilometers per hour?

1 meters per second = 3.6 kilometers per hour (m/s to km/h).

What is the formula to convert m/s to km/h?

km/h = m/s × 3.6. For example, 10 m/s × 3.6 = 36 km/h.

How do I convert km/h back to m/s?

Use the reverse converter: 1 kilometers per hour = 0.277778 meters per second. Check: 36 km/h converts back to 10 m/s.

Reverse conversion

Need the other direction? Kilometers per Hour to Meters per Second converter (km/h to m/s): 1 kilometers per hour = 0.277778 meters per second.

Related speed conversions

Popular conversions

← All speed converters