Convert Metric Horsepower to Horsepower (mechanical)
PS to hp · power conversion
What are metric horsepower and horsepower (mechanical)?
Metric horsepower (PS) is about 735.5 watts, used in European car specifications. Mechanical horsepower equals about 745.7 watts, the traditional measure of engine output. For reference: a typical car engine makes 100–150 kW (about 134–201 hp).
How to convert metric horsepower to horsepower (mechanical)
1 PS = 0.98632 hp. To convert, multiply the number of metric horsepower by 0.98632. For example, 5 PS = 4.9316 hp, and 20 PS = 19.7264 hp. To go the other way, multiply horsepower (mechanical) by 1.01387 (since 1 hp = 1.01387 PS).
Metric Horsepower to Horsepower (mechanical) conversion table
| Metric Horsepower (PS) | Horsepower (mechanical) (hp) |
|---|---|
| 1 | 0.98632 |
| 10 | 9.8632 |
| 100 | 98.632 |
| 500 | 493.16 |
| 1,000 | 986.32 |
| 2,000 | 1,972.64 |
| 5,000 | 4,931.6 |
FAQ
What is 1 PS in hp?
1 PS = 0.98632 hp. To convert any amount, multiply the number of metric horsepower by 0.98632.
How do I convert horsepower (mechanical) back to metric horsepower?
Go the other way: 1 hp = 1.01387 PS, so multiply horsepower (mechanical) by 1.01387 to get metric horsepower.
Is a metric horsepower bigger than a horsepower (mechanical)?
No — 1 PS is the smaller unit, equal to 0.98632 hp (it takes 1.01387 PS to make one hp).
Are these power conversions exact?
They use the standard internationally-defined conversion factors. Results are rounded to six significant figures for readability, which is accurate enough for everyday and most technical use.