Muzzle Energy Calculator
Calculate muzzle energy in foot-pounds and joules from bullet weight and muzzle velocity. Also computes power factor and momentum.
Inputs
gr
fps
Results
Muzzle Energy
2,560 ft-lbs
Muzzle Energy3,470 J
Momentum411,600 gr·fps
Power Factor411.6
How to Use This Calculator
- Enter Bullet Weight and Muzzle Velocity.
- Review the Muzzle Energy (ft-lbs) result.
- Use Muzzle Energy (J) and Momentum (gr·fps) to inform your decision.
- Use the chart to visualize the results and explore different scenarios by adjusting inputs.
Ad Placeholder
Related Calculators
Energy at Impact Calculator
Calculate remaining kinetic energy and velocity at any distance from bullet weight, muzzle velocity, and ballistic coefficient.
External Ballistics Calculator
Calculate bullet trajectory from muzzle velocity, ballistic coefficient, and environmental conditions. See drop, velocity, and energy at range.
Reloading Data Calculator
Calculate powder charge ranges, case _fill percentages, and estimated velocities for handload development. Not a substitute for published load data.
Barrel Twist Rate Calculator
Calculate optimal barrel twist rate from bullet length and diameter using the Greenhill formula. Accounts for bullet material density.
Ad Placeholder