How to Convert Car Power and Horsepower?

1 Answers
StephanieRose
07/29/25 9:54pm
Power is a physical quantity, horsepower is a unit, and there is no direct conversion between them. The unit of power is watts, and the conversion between watts and horsepower is: 1 metric horsepower = 75 kilogram-force·meter/second = 735 watts. Here is more information about car power: 1. Meaning of power: Power refers to the amount of work done by an object per unit time, that is, power is a physical quantity that describes how fast work is done. With a fixed amount of work, the shorter the time, the greater the power value. 2. Meaning of horsepower: Horsepower is a commonly used unit of power in engineering. It generally refers to metric horsepower rather than imperial horsepower. It is conventionally agreed that 1 metric horsepower is equal to the work done to lift a 75-kilogram object by 1 meter in 1 second. Metric horsepower is entirely man-made, taking a value very close to imperial horsepower. It is defined that 1 metric horsepower is the work done to complete 75 kilogram-force·meters in 1 second. That is: 1 metric horsepower = 75 kilogram-force·meter/second = 735 watts.
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