Calculate your result
Enter your figures below. Values stay in your browser.
How to use HP to PS Converter
- Enter your figures in the units shown beside each field. Keep monetary inputs in the same currency; money results are currently displayed in USD.
- Select the unit standard where the form offers a choice, then choose Calculate.
- Read the breakdown and compare the worked example below. Change one assumption to see its effect.
Formula used
PS = mechanical hp × 745.699872 ÷ 735.49875.
Worked example
200 mechanical hp is approximately 202.77 PS.
What the result means
PS is metric horsepower. A rounded hp label in a vehicle advert may obscure which standard was used.
Check your result
Results retain calculation precision internally and round for display. Keep the input values with the result so you can reproduce it. Use Reset to restore the example inputs, or Copy result to copy the displayed answer.
If the result does not agree with your own calculation, report the page, inputs and expected answer. See our methodology and reference sources for the standards used.
Related tools
Engine Displacement Calculator
Use Engine Displacement Calculator when a dashboard, advert or workshop note gives you bore, stroke and cylinder count in a different unit or format.
Engine CC Calculator
Use Engine CC Calculator when a dashboard, advert or workshop note gives you bore, stroke and cylinder count in a different unit or format.
Horsepower to Kilowatts Converter
With Horsepower to Kilowatts Converter, the result is built from mechanical horsepower; change one input at a time when comparing scenarios.
Kilowatts to Horsepower Converter
Kilowatts to Horsepower Converter turns kilowatts into a result you can check against the figures from your car, route or workshop note.
Formula, worked example and limitations updated September 10, 2026.