Is 45 better than 9mm for self defense?

Penetration and Expansion
Using a . 45 ACP might lessen the risk of bullets going through walls. Hence, it's a more preferred caliber for home defense. However, the 9mm may be more comfortable to use, but it might cause more damage indoors because of its penetration.
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Is 45 stronger than 9mm?

As we can see from the chart above, 9mm bullets have a higher muzzle velocity than 45 ACP bullets do. Combined with the 9mm's smaller size than . 45 ACP, that translates into deeper bullet penetration. A higher muzzle velocity and lower weight also means that the 9mm usually has less vertical drop than a 45 does.
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Is 9mm or 45 better for concealed carry?

The lighter . 45 ACP projectile bumps velocity up to 1050 fps and 435 ft-lbs; the heavier 9mm rounds have slower velocities, at (an alleged) 1150 fps and 985 fps respectively, and muzzle energy of 364 ft-lbs and 326 ft-lbs. In other words, a little bit of an edge, but not a drastic one.
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Is a 45 good for self defense?

45 ACP for self-defense isn't the cartridge, but the pistols that chamber it. It's a big cartridge and requires a big pistol. Even the most compact . 45s are still kind of big, and the smallest are harder to shoot as a result.
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Which caliber is best for self defense?

Capacity. The 9mm offers greater magazine capacity than virtually any other pistol caliber carried for personal defense. If the wounding capabilities of 9mm and the other cartridges are nearly identical, it would seem to be that having more rounds in you magazine will give you a better opportunity to stop an attacker.
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9mm vs. .45 ACP Ammo For Self-Defense - The USCCA Hot Seat



What is the smallest caliber for self-defense?

First of the small calibers for self-defense is the . 22 rimfires, specifically . 22 Long Rifle and . 22 Winchester Magnum Rimfire, also called .
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Is a .40 or .45 more powerful?

The energy of the . 40 S&W exceeds standard-pressure . 45 ACP loadings, generating between 350-foot-pound (470 J) and 500-foot-pound (680 J) of energy, depending on bullet weight.
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Why is .45 better than 9mm?

Velocity & Penetration

45 ACP is an inherently subsonic bullet. It fires slow and heavy bullets at a lower muzzle velocity than the 9mm and can be suppressed to near-whisper levels. One of the main reasons why military personnel and many LEOs made the switch to 9mm handguns was because of the deeper bullet penetration.
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Is the 45 ACP a man stopper?

45 ACP is the elder statesmen of the two cartridges. In keeping with the prevailing attitudes on handgun cartridges in that era, Browning designed the . 45 ACP to shoot a big, slow bullet that was an effective "man-stopper" when using full metal jacket ammunition. He was very successful in that regard.
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Will 45 ACP stop a bear?

45 acp is a poor choice for bear defense. The round is slow, fat, and has fairly poor penetration on tough-skinned animals; however, some people carry . 45 acp with modern +P ammo and hardened bullets for bear defense. There are many better options, but it can work.
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What pistol do Navy SEALs carry?

The P226 MK25 is identical to the pistol carried by the U.S. Navy SEALs, the fleet's special warfare operators. The railed P226 chambered in 9mm and engraved with an anchor on the left side of the slide is the official sidearm of the SEALs.
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Is a .45 a good carry gun?

45 is a truly high-quality pistol. For concealed carry, it's a bit wider, heavier, and larger than its competitors. It does have a larger ammunition capacity but is also towards the higher end of the price spectrum.
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Does a 45 have more recoil than a 9mm?

Recoil Energy

45 ACP recoil is nearly double that of the 9mm when launched from a similar pistol. Size and weight of the gun matter when calculating recoil. For example, a . 45 launched from a carbine will have less felt recoil than a 9mm shot from a subcompact CCW pistol.
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Do police use 9mm or 45?

"While many law enforcement departments and agencies still use . 357, . 40, and even . 45 caliber guns, most have already switched or are switching to 9mm," says Joel Harris, SIG Sauer's director of media relations and communication.
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Will a 9mm stop a bear?

The 9mm can kill bears but is considered underpowered by experienced woodsmen. The 9mm has 350 to 450 ft/lbs. of energy, while 1,000 ft/lbs is considered the minimum for a bear hunting gun. Proper 9mm bullets yield sufficient penetration in soft tissue, but it may not stop a bear quickly enough to avoid being mauled.
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Why 45 ACP is outdated?

It's outdated because it travels at a slower velocity and cannot be carried in the abundance the alternative can. The majority of the world's militaries employ the 9mm round and even the United States Special Operations Command has gone back to the 9mm after years of employing several . 45 ACP pistols.
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What is the difference between .45 and .45 ACP?

There is no difference between 45 Auto and 45 ACP. They are in fact one and the same, which leads us to the point of this article: Some cartridges have more than one name. Some have many, in fact, to the point where an inexperienced shooter may wonder if they are ordering the correct ammunition.
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What caliber is closest to 9mm?

357, . 380 auto and 9mm ammunition are all the same caliber. (Caliber is the size of the projectile, or bullet.)
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What kind of pistol does the FBI use?

The FBI Relies on Glock Gen 5 Handguns

Like many other law enforcement agencies, the FBI relies on the fifth generation of Glock handguns, including the Glock 19 Gen 5 and a Glock 17 Gen 5. These are 9 mm models.
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What is the deadliest 45 ACP round?

Here's the Best . 45 ACP Ammo for Self-Defense
  • Winchester 230-Grain Ranger T-Series. Sportsman's Outdoor Superstore.
  • Federal 230-Grain HST. Brownells.
  • Remington 185-Grain Golden Saber +P. Ammunition Store.
  • Magtech 230-Grain Bonded. MidwayUSA.
  • Speer 185-Grain Gold Dot. ...
  • Speer 230-Grain Gold Dot Short Barrel. ...
  • Hornady 200gr XTP.
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What is the most powerful handgun cartridge?

500 S&W Magnum is considered the most powerful commercial sporting handgun cartridge by virtue of the muzzle energy it can generate.
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Why 9mm is better than 40 caliber?

9mm always has higher magazine capacity than . 40 S&W, provided you're comparing two guns of the same size. So, in almost any context, a 9mm handgun enables you to perform better than . 40 S&W.
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Which is better Glock 40 or 45?

All things being equal, the 40 and 45 are very accurate cartridges and there should be little to no difference between them. However, many shooters report better accuracy with the 45 ACP, which is likely due to softer felt recoil.
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What is the best all around handgun caliber?

The . 357 Magnum, 10mm and . 357 Sig rounds are better fits, as all three are capable (and proven) in both roles.
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How many rounds do you need for self-defense?

In the overwhelming majority of the incidents where an armed civilian fires a shot in self-defense, probably 70 to 90% of them are able to resolve the situation within 3 or 4 rounds, and usually closer to one or two rounds.
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