Speed conversion
Metre per second to Kilometre per hour
One metre per second is 3.6 kilometres per hour. Enter any value below to convert it instantly, or use the reference table further down for the numbers you need most often.
Conversion rate
1 m/s = 3.6 km/h
km/h = m/s × 3.6
1 m/s = 3.6 km/h
Reference
Metre per second to Kilometre per hour table
The values people look up most often, rounded for practical use.
| Metre per second (m/s) | Kilometre per hour (km/h) | Written out |
|---|---|---|
| 1 m/s | 3.6 km/h | 1 metres per second = 3.6 kilometres per hour |
| 2 m/s | 7.2 km/h | 2 metres per second = 7.2 kilometres per hour |
| 3 m/s | 10.8 km/h | 3 metres per second = 10.8 kilometres per hour |
| 5 m/s | 18 km/h | 5 metres per second = 18 kilometres per hour |
| 10 m/s | 36 km/h | 10 metres per second = 36 kilometres per hour |
| 15 m/s | 54 km/h | 15 metres per second = 54 kilometres per hour |
| 20 m/s | 72 km/h | 20 metres per second = 72 kilometres per hour |
| 25 m/s | 90 km/h | 25 metres per second = 90 kilometres per hour |
| 50 m/s | 180 km/h | 50 metres per second = 180 kilometres per hour |
| 100 m/s | 360 km/h | 100 metres per second = 360 kilometres per hour |
| 250 m/s | 900 km/h | 250 metres per second = 900 kilometres per hour |
| 500 m/s | 1,800 km/h | 500 metres per second = 1,800 kilometres per hour |
| 1,000 m/s | 3,600 km/h | 1,000 metres per second = 3,600 kilometres per hour |
How to convert metres per second to kilometres per hour
Multiply the number of metres per second by 3.6. That is the whole calculation: km/h = m/s × 3.6. To go back the other way, divide instead, or multiply by 0.27778.
Worked example: 12 metres per second × 3.6 = 43.2 kilometres per hour.
Where this conversion comes up
Speed conversion turns up when driving abroad, sailing or reading weather reports. A useful anchor: 100 km/h is about 62 mph, and a knot is one nautical mile per hour, which is slightly faster than a mile per hour.
Quick answers
- 1 metre per second = 3.6 kilometres per hour
- 2 metres per second = 7.2 kilometres per hour
- 5 metres per second = 18 kilometres per hour
- 10 metres per second = 36 kilometres per hour
- 100 metres per second = 360 kilometres per hour
More conversions
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Answers
Frequently asked questions
km/h = m/s × 3.6. The converter above applies it for you, but the formula is useful in a spreadsheet, put your value in column A and the formula in column B.Related tools
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