1 hp equals 1.01387 PS. To convert hp to PS, multiply the value by 1.01387; divide by 1.01387 to convert back. Enter any number above and the result appears instantly — free and entirely in your browser.
How do you convert hp to PS?
The conversion formula is PS = hp × 1.01387. The conversion factor is fixed by definition, so the result is always exact.
hp to PS conversion table
| hp | PS |
|---|---|
| 1 hp | 1.01387 PS |
| 5 hp | 5.06935 PS |
| 10 hp | 10.1387 PS |
| 50 hp | 50.6935 PS |
| 100 hp | 101.387 PS |
| 150 hp | 152.08 PS |
What is hp (hp)?
Mechanical horsepower (hp) equals about 745.7 watts. It is the imperial engine-power unit used in the US and UK — slightly larger than the metric PS.
What is PS (PS)?
Metric horsepower (PS, from German 'Pferdestärke') is defined as exactly 735.49875 watts. It is the traditional engine-power figure in Germany and much of Europe.
Why convert hp to PS?
Car engines are rated in kilowatts by EU law, but everyday talk uses horsepower — PS in Europe, hp in the US and UK. Converting between kW, PS and hp is a constant need when comparing cars.
One metric horsepower (PS) is defined as exactly 735.49875 W, so 1 kW = 1.3596 PS. Mechanical horsepower (hp) is 745.7 W, giving 1 kW = 1.341 hp — the two horsepowers differ by about 1.4%.
How to convert hp to PS
- Enter the value in hp into the left field of the converter.
- Read the result in PS instantly in the right field — it updates automatically.
- Use the swap button to reverse the direction (PS to hp).
The converter runs entirely in your browser: no uploads, no queue, no limits. You can even use it offline.