9mm VS .45 ACP | 1911 Forums at 1911Talk.com

9mm VS .45 ACP

Discussion in 'General firearms discussions' started by guncustomization, Nov 3, 2020.

  1. guncustomization

    guncustomization New Member

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    9mm Luger operates at a higher pressure than a .45 ACP because of it. It has much higher velocity than a 45 ACP. But at the end both the cartridges have slight penetration differences and the impact also almost the same. So, which are Top guns to build and which cartridge will be the best.