.32 ACP vs 9mm Luger
The .32 ACP vs 9mm Luger comparison shows why most shooters upgrade from pocket pistols when possible. The 9mm Luger (124gr JHP at 1201 fps) delivers 337 ft-lbs at 50 yards versus the .32 ACP's (60gr FTX at 1000 fps) 104 ft-lbs. Penetration differs dramatically: the 9mm reaches 14.7-15.0 inches, centered in the FBI's optimal zone, while the .32 ACP stops at 7.0-7.3 inches. The .32 ACP recoils at just 0.81 ft-lbs compared to the 9mm's 3.84 ft-lbs. The .32 ACP remains an option for those who cannot handle larger calibers or need the smallest possible pistol; the 9mm offers proven defensive performance in compact platforms.
Ammunition Parameters
.32 ACP Parameters (Self-Defense Load)
9mm Luger Parameters (Self-Defense Load)
.32 ACP vs 9mm Luger Ballistics Chart
Comparing bullet drop at various ranges between .32 ACP and 9mm Luger.
Try Our Ballistics Calculators
Want to calculate exact trajectories for these calibers with your specific loads?
.32 ACP vs 9mm Luger Energy Comparison
Comparing the muzzle energy and energy retention at various distances between .32 ACP and 9mm Luger.
.32 ACP vs 9mm Luger Bullet Penetration
Comparison of estimated penetration depth in 10% ballistic gel between .32 ACP and 9mm Luger at self-defense distances.
Self-Defense Ammunition Penetration
Notes:
- FBI standard for optimal penetration is 12-18 inches in 10% ballistics gel
- Our penetration data is calculated using mathematical models based on sectional density, velocity, and expansion factors. While not actual gel tests, our calculations have been validated against manufacturer test data and provide reliable estimates for comparison purposes.
- Actual results may vary depending on clothing barriers and other factors
.32 ACP vs 9mm Luger Recoil
Comparing recoil energy and impulse between .32 ACP and 9mm Luger.
.32 ACP Recoil (Self-Defense Load)
9mm Luger Recoil (Self-Defense Load)
Notes:
- Recoil calculations based on bullet weight, velocity, powder charge, and firearm weight
- Recoil energy indicates the felt force when firing the weapon
- Recoil impulse represents momentum transfer during firing
- Actual felt recoil can vary based on grip, stance, and firearm design
.32 ACP vs 9mm Luger Velocity
Velocity decay from muzzle to 50 yards for .32 ACP and 9mm Luger.
.32 ACP vs 9mm Luger Average Cost
Comparing cost per round and training affordability between .32 ACP and 9mm Luger.