Horsepower (Metric) to Horsepower (Mechanical) converter

To convert horsepower (Metric) to horsepower (Mechanical), enter the value in the first field. The result in horsepower (Mechanical) is calculated automatically using the exact conversion factor.

1 metric hp ≈ 0.98632007062 hp
1 hp = 1.013869665424 metric hp

Formula: hp ≈ metric hp × 0.98632007062
metric hp = hp × 1.013869665424

Definitions: 1 metric hp = 735.49875 W; 1 hp = 745.699871582 W

The metric horsepower (PS in German, CV in Spanish, ch in French) is 75 kilogram-force meters per second, exactly 735.49875 watts, about 1.4% smaller than the mechanical horsepower. It is used for engine power in Europe and much of Asia.

The mechanical (imperial) horsepower (hp) is 550 foot-pounds per second, about 745.7 watts. It is the horsepower quoted for cars and engines in the United States and the United Kingdom, and the unit goes back to James Watt.

See the conversion table with commonly used values, handy for quick reference or study.