Metric Horsepower to Gigawatts
Type a value in either box to convert between metric horsepower and gigawatts. The factor is 7.35499e-07.
| Metric Horsepower | Gigawatts |
|---|---|
| 1 PS | 7.35499e-07 GW |
| 2 PS | 1.471e-06 GW |
| 3 PS | 2.2065e-06 GW |
| 5 PS | 3.67749e-06 GW |
| 10 PS | 7.35499e-06 GW |
| 25 PS | 1.83875e-05 GW |
| 50 PS | 3.67749e-05 GW |
| 100 PS | 7.35499e-05 GW |
How to use
- Enter a value in the Metric Horsepower field.
- The Gigawatts figure appears immediately — no button to press.
- Typing in the Gigawatts field converts back to Metric Horsepower the same way.
- Use the reference table for the values that come up most often.
Metric Horsepower to Gigawatts formula
Converting metric horsepower to gigawatts is a single multiplication by 7.3549875e-07.
GW = PS × 7.3549875e-07
Why this factor: the metric horsepower and the gigawatt are both defined against the watt, so dividing one definition by the other gives 7.3549875e-07 directly. Both definitions are set out in full below.
To go the other way, divide by 7.3549875e-07 — or use the Gigawatts to Metric Horsepower converter, which is the same calculation reversed.
Worked example
Start with 500 PS. Multiply by 7.3549875e-07 to get 0.000368 GW.
500 PS × 7.3549875e-07 = 0.000368 GW
The converter above does this for any value you type, in either direction.
What is a metric horsepower?
Metric horsepower, written PS or CV, is the continental European engine power unit.
Definition: Defined as 75 kilogram-force meters per second, which is exactly 735.49875 watts.
Where it is used: German, French, Italian and Japanese vehicle specifications, where power is quoted in PS, CV or ps.
Worth knowing: About 98.6% of a mechanical horsepower, which is why converted figures never come out as round numbers.
What is a gigawatt?
A gigawatt is one billion watts — the scale of national grids and large nuclear plants.
Definition: Exactly 1×10⁹ watts.
Where it is used: National electricity demand, total installed renewable capacity, and large nuclear reactor output.
Metric Horsepower vs Gigawatts
The metric horsepower and the gigawatt belong to the same family of units, so converting between them is usually a matter of shifting a decimal point or applying a small whole-number factor.
Frequently asked questions
How many gigawatts are in a metric horsepower?
One metric horsepower equals 7.3549875e-07 gigawatts.
What is the formula to convert metric horsepower to gigawatts?
Multiply the number of metric horsepower by 7.3549875e-07. To reverse it, divide by 7.3549875e-07 instead.
How do I convert gigawatts back to metric horsepower?
Divide by 7.3549875e-07, which is the same as multiplying by 1359621.62.
How many gigawatts are in 10 metric horsepower?
10 PS works out to 7.35499e-06 GW.
Is there anything to watch out for with metric horsepower?
About 98.6% of a mechanical horsepower, which is why converted figures never come out as round numbers.
How is the metric horsepower defined?
Defined as 75 kilogram-force meters per second, which is exactly 735.49875 watts.