

So where does this put us when looking at these options? There’s definitely good and bad points to take into consideration. If your reasons for choosing one of these calibers is home defense, we need to ask, does a faster smaller bullet perform better, or does something that leaves a bigger hole provide a better solution? Along with this you need to factor in your own strengths and weaknesses behind a gun but I’ll touch on this again later in this article. This can be helpful when you’re needing to get back onto the target faster.Īs mentioned, the 9mm is faster, and achieves higher velocity than the. The 9mm is lighter, faster and has less recoil than the. The 45 is a big boy, it’s almost a half of an inch in diameter, and it’s going slower than the speed of sound. We also can’t go past the obvious physical specifications and the performances of these two rounds. 9mm is generally easier to find globally when compared to the 45 and you’ll notice the price difference is around half the cost for the 9mm. If you’re going to put in the time at the range, which is highly recommended, we have to consider the cost.

If you’re planning on having a firearm for self defense, you really need to also be practicing. We can’t discuss the differences without starting with the price. Like it or not, most handgun cartridges are so weak compared to a rifle cartridge that the argument between the power of two pistol cartridges almost seems silly when compared to a rifle. This means that even though we can look at power differences between 9mm and 45, the differences almost disappear when compared to rifle cartridges.

Both are available almost everywhere (9mm more so) and reloading components can easily be found for both.Īlso, this may anger some of you, but they’re both pistol cartridges. Let’s start with how the 9mm and 45 Auto are similar.īoth rounds are popular for self and home defense and both options are effective against bad guys (stopping power) and can be relied upon if you ever need them. Before we get into the specifics of each cartridge, we should first ask this important question: Why even compare the 9mm against the 45 ACP?ĩmm and 45ACP are two of the most popular (and common) handgun cartridges and both have their own cult followings.
