Quarter Mile Calculator

Estimate your vehicle's 1/4 mile elapsed time (ET) and trap speed based on horsepower and weight.

Vehicle Specs

Horsepower

Unit

Weight (incl. driver)

Unit

Performance Estimates

Enter horsepower and weight

About this calculator

Quick Reference

WWeight (lbs)

HPHorsepower

SpeedTrap Speed (mph)

1 HP0.7457 kW

Overview

This calculator uses empirical formulas (often attributed to Moroso or Huntington) to estimate drag strip performance.

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Pro Tips

Fun Facts

Formula: ET ≈ 6.290 × ∛(W/HP)