How to convert Watts to mechanical horsepower
hp = W × 0.00134102208959503
Multiply the W reading by 0.00134102208959503.
Worked examples
1 W ≈ 0.00134102209 hp
1 × 0.00134102208959503 ≈ 0.00134102209
1000 W ≈ 1.34102209 hp
1000 × 0.00134102208959503 ≈ 1.34102209
Frequently asked questions
Which horsepower definition is used?
Mechanical hp = 550 foot-pounds-force per second. Metric PS = 75 kilogram-force metres per second.