357 Magnum when it comes to ballistics and effectiveness, and offers undoubtedly more power than the. 40 caliber does and then more, only at the expense of slightly increased recoil and a larger pistol. Truth be told, 10mm Auto has been seeing a rise in popularity in recent years and with good reason. Granted, are most people going to shoot enough ammunition to wear out their pistols? No, but it’s still a valid point to make. 40 caliber gun should theoretically have a shorter overall lifespan than that of a 9mm. As mentioned, a Glock 17 and Glock 22 are nearly identical.40 inflicts much greater wear and tear on a frame than a 9mm will, and therefore, a. 40 is that it is a higher pressure round, and most. As a result, police departments and the FBI have essentially migrated from the 9mm to the. 40 and carries 1-3 more rounds on average. Yes, this is a massive generalization, but the fact remains that 9mm is a far more effective round than it used to be. Modern self-defense 9mm ammunition is simply much more powerful and expands a lot more than it used to back in the 1990s when the. This is where the 9mm has cut the deficit with. The best type of ammunition to use is ammunition that expands, and will therefore create a lot more damage. This is a simple fact.īut FMJ ammo is not the best type of ammunition to use for self-defense to begin with. 40 FMJ ammunition is superior to 9mm FMJ ammunition as a self-defense cartridge.

40 simply offers more kinetic energy and is a larger projectile, creating a larger wound channel. While it offers excellent penetration for a handgun, but less stopping power due to the fact that it will create a smaller wound channel. Standard 9mm ammunition, from 115 grain to 147 grain, is not the best self-defense cartridge. The 9mm round has been innovated so many times by ammunition manufacturers that it is a far superior round than it used to be, while still being much easier to shoot than the. The primary reason is because ammunition choice is more evolved now than it was before. 40 with civilians are down and sales of the 9mm are up. 40 caliber pistols in the 1990s and 2000s have since changed over to 9mm. Many law enforcement units who were armed with. 40 has been witnessing a dramatic drop in popularity. 40 S&W round and to many civilians equipping themselves with. It is precisely this argument that led many police departments to adopting the. 40 S&W is the best handgun round: it offers more power than a 9mm while offering more capacity than the. There are many benefits to the 9mm: it has a low recoil, a lot of rounds can be loaded in a magazine, and it’s cheap and widely available.īut there are also many compelling arguments to why the. What Are The Arguments For Why the 9mm or. The two pistols will accept the same holsters as well. 40 S&W, which meant that it could fit in a gun originally chambered for the 9mm.įor example, a Glock 17 and Glock 22 are virtually identical handguns, except the former is a 9mm and the latter a. However, recoil with the 10mm proved snappy, and many FBI agents had a hard time shooting it accurately. 45 while also offering more power than the 9mm. The FBI developed the 10mm as a new cartridge that could fit more rounds than a. FBI Agents were originally issued 9mm semi-automatic pistols to supplant revolvers, but these proved ineffective in a number of shootouts. 380 is to the 9mm, in that it’s literally just a shorter 10mm. 40 S&W, as you may know, was developed out of the 10mm round in the early 1990s. There are more pistols chambered for the 9mm than any other caliber. In more than the century since then, it has become the most common pistol round in the entire world, with military, law enforcement, special forces, and civilians alike. It was later adopted for popular military pistol designs such as the Walther P38 and the Browning Hi-Power. It’s been around since 1902 when it was introduced for the Luger P08 pistol. Today, there are a myriad of different bullets and offerings in both calibers, and both certainly will get the job done when it comes to self-defense.īut is one inherently superior to the other? That’s what we’re going to attempt to determine in this article. This has been a question that has been asked ever since the.

9mm vs 380 vs 45