9mm vs 40 S&W Side by Side - 2 Calibers Americas Choice
This video provides a technical comparison between 9mm Luger and 40 Smith & Wesson, two dominant handgun calibers. It details their origins, ballistic differences including bullet diameter, weight, velocity, and energy, and analyzes recoil characteristics. The discussion also covers practical implications like firearm capacity and the FBI's caliber choices, offering insights for law enforcement, concealed carriers, and general firearm enthusiasts.













