Engine Horsepower Calculator
Calculate your engine’s horsepower based on torque and RPM, visualize performance curves, and compare with different vehicle types.
Calculate Horsepower
Result
0 HP
How It Works
Horsepower is calculated using the formula: HP = (Torque × RPM) ÷ 5252
This formula is known as the “magic formula” in the automotive world, where torque is measured in pound-feet (lb-ft) and RPM is the engine speed.
Power & Torque Curve
Peak Horsepower
0 HP @ 0 RPM
Peak Torque
0 lb-ft @ 0 RPM
Horsepower Comparison
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