Calculate horsepower per pound and pounds per horsepower.
Calculator
Result Summary
Review the main answer, supporting values, chart breakdown, and calculation details.
Result Breakdown
Calculation Details
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How it works
Calculate horsepower per pound and pounds per horsepower. Use the units shown in the calculator and review every assumption before using the result.
Formula
HP/lb = horsepower ÷ weight; lb/HP = weight ÷ horsepower.
Worked example
300 hp in a 3,600 lb car equals 0.0833 hp/lb or 12 lb per hp.
Important assumptions
This tool is designed for planning and comparison. Real-world prices, manufacturer ratings, building requirements, lender terms, electrical codes, tolerances, and product specifications can vary.
Frequently asked questions
Is this calculator free?
Yes. It runs in your browser and does not require an account.
Are the results exact?
The math is deterministic for the entered values, but the result depends on inputs and assumptions. Verify safety-critical, financial, code-related, towing, fitment, and manufacturer-specific decisions with authoritative information.