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The 9mm Luger and .380 ACP fire the exact same bullet which is 0.355 inches (9mm) in diameter. However, the 9mm Luger operates at much higher pressures compared to the .380 and has a better range, velocity, and more stopping power.
3 days ago · The .380 ACP typically uses a lighter bullet of 85 to 100 grains compared to the 115 to 147 grain bullets used in 9mm. The .380 ACP also operates at considerably lower pressure (21,500 psi MAP). In contrast, the 9mm operates at 35,000 psi Maximum Average Pressure in standard loads and up to 38,500 psi in the +P loads.
May 18, 2023 · .380 vs. 9mm: Things to Consider When Choosing. The most common concealed-carry pistol cartridges are the 9mm and .380 ACP. While sharing virtually the same bullet diameter as the famed 9mm round, the .380 is certainly not equal to the 9mm in overall performance. The 9mm is a heavier cartridge.
