Other 9mm rounds include the 9×21, 9mm Short (aka 380 ACP), 9mm Browning, (also 380 ACP) 9x23mmR, 9mm Makarov, and 9mm Glisenti. 9×19 is the round that dominates the 9mm field and is also known as 9mm NATO, 9mm Luger, 9mm Parabellum, 9×19, and just 9mm. While revolvers and the 357 Magnum have faded from duty use, it’s still a popular configuration and caliber among civilian shooters.īefore we go any deeper, we need to address that quite a few 9mm rounds exist, especially because of the pistol varieties. The heavy-hitting cartridge proved quite successful and became a well-known man stopper. The new 357 Magnum cartridge became a reality, and the law enforcement world became big fans with state, federal, and local police forces adopting it rapidly. The new round was slightly longer than the 38 Special to ensure shooters could not accidentally load 357 Magnum rounds and cause a handheld explosion. Colt specifically happily adopted the round in their numerous “Snake” guns. The industry took notice and began producing a variety of 357 Magnum revolvers. Smith and Wesson made the 357 Magnum a reality and produced the first 357 Magnum revolver.
In particular, Elmer Keith worked hard to make a suped-up 38 Special a reality. This lead to tougher, higher velocity rounds that could pierce the thin metal that car doors were made from. Bootleggers and bank robbers were motorized, and that factored into developing a new revolver round.Ī group of experts began doing various experiments with suped-up 38 Specials on 44 frames. Police wanted a revolver round that could do the same. The 38 Super Automatic was one of the only rounds that could penetrate the metal of car doors with any kind of efficiency. Here’s our recommendations of 9mm ammo for different scenarios. Where do you start with a cartridge that’s been around for over a century. These JHPs helped narrow the gap between the 9mm and larger rounds like the 40 S&W and 45 ACP. This included effective projectile design involving jacketed hollow point rounds. Since the round has been around for over a century, it’s benefited from research and design and lessons learned. These days it’s the dominant round in the United States and continues to be the round of choice for a wide variety of shooters. Since then, it has become the round of choice for NATO, the United States military, and most modern police forces. Specifically, the Brits Sten gun faced off against the Nazi MP40 in combat, both blasting 9mm from submachine guns.Įventually, the United States got over their 45 ACP lust, and the 9mm became the dominant cartridge starting in the 1980s. In World War 2, both the Axis and Allies utilized the 9mm. Europe was the first to adopt the 9mm and did so with great gusto. The cartridge became massively popular in pistols and submachine guns. The 9mm round would go to serve in World War 1, World War 2, and every war since then. At the same time, the round packed a sufficient-sized projectile for the case capacity to deliver efficient energy on a target. Long rounds make wide grips, and wide grips aren’t overly comfortable. The round originates from the 7.65×21 Parabellum, but the shorter profile allowed it to function better with the Luger pistols toggle lock and allowed for a more ergonomic grip. That bullet would use a 19mm case and a 9mm projectile. In 1901 Georg Luger decided he didn’t need an E at the end of his name, and the world needed a new bullet. It might be the round of choice for modern military and police forces, but the 9mm goes all the way back to 1901. The 9mm has been around for way longer than most people know. Those of you coming to Gun University to find the right home defense gun for you, are wise to research the various calibers as well various gun models.
Since both rounds have seen such popularity with law enforcement, concealed carry, and home defense, it makes sense for us to give them an in-depth examination. The 9mm is primarily an automatic cartridge that strikes a balance between power and capacity. 357 Magnum is primarily a revolver cartridge intended to provide new levels of power to the fighting handgun. While they have a lot in common, they are also completely different. 357 Magnum for police forces.īoth rounds served faithfully in law enforcement roles, in concealed carry roles and far beyond. Both rounds came to be for martial use, with the 9mm intended for military forces and the. 002 could be a rounding error anywhere else. 355 caliber bullet and predictably, the 357 Magnum utilizes a. The projectile sizes are almost entirely identical. It’s kind of a weird walking contradiction.
What makes this a fun comparison article is that these two calibers are very much the same but also much different.
In many ways, they are the best combat cartridges in their respective platforms and in their respective genres. Both are extremely popular, capable, and proven.
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