What’s the difference between a 9 mm in a 40 caliber?

40 caliber cartridge typically sports a heavier bullet with loads between from 135 to 180 grain, compared to between 115 and 147 grain for the 9mm. The heavier bullets of the . 40 caliber will be a little slower in velocity. … 40 also delivers more felt recoil and has a slightly higher recoil velocity.

Is 40 more powerful than 9mm?

40 has more kinetic energy due to higher projectile mass given equal velocity. Higher energy and a wider, flatter bullet make the . 40 objectively better than 9mm FMJ in most circumstances. … 40 S&W has its greatest advantage in that it is substantially more powerful than 9mm in most handguns.

What is easier to shoot .40 or 9mm?

This can be mitigated by dropping down to a 165-grain load (about 9 ft-lbs) but the point here is . 40 is going to be more difficult to shoot. Therefore, it can be said that 9mm is big enough to be reliably effective and can be shot easily and accurately by most people.

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Is a 9 or 40 better?

40 S&W has more energy, delivering superior ballistics to the target which results in larger, more lethal wounds to a threat. (This is not at all to say that the 9mm is a weak cartridge.) For this reason, many people who want more power prefer the . 40 S&W over the 9mm Luger.

Should I buy a 9mm 40 or 45?

Light bullets shed velocity and thus energy faster, both in the air and in the target. Retained energy aids in penetration of the target. … 40 has 122 percent more bullet weight than the 9mm, and the . 45 has 161 percent more bullet weight than the 9mm.

What is the best caliber for self defense?

The most common caliber for a home defense handgun is 9mm. This does mean that your gun will penetrate through walls and can possibly harm your loved ones during a home invasion. Also, many experts recommend hollow point ammo because of the power, and they are a bit safer to shoot in a home defense scenario.

Is 40 S&W good for self defense?

The . 40 S&W is a perfectly viable self-defense round. … But, if you shoot a lot and want to shoot better for less money, or if you’re considering using a handgun for personal or home defense, pick up a 9mm handgun and get shooting. You’ll save time and money, without compromising defensive performance.

Will a 9mm kill a bear?

The bear will die of his injuries, but he will still have enough life left in him to do you in, before he dies. You will not have a side shot if a grizzly bear is charging you, and most likely your 9mm will only inrage him, and make him try his best to kill you. Use bear repellent, it’s far more effective, than a 9mm.

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What caliber has the most stopping power?

40 round, which supposedly combines the best features of the . 45 ACP and the 9mm. However, others say that the lowly . 22 LR has the best stopping power, since it stays in the target’s body and bounces around, shredding arteries and punching holes in internal organs.

The main reasons why the . 40 S&W is losing popularity have to do with improvements (mostly in bullet design) in its nearest competitor, the 9mm. Compared to the 9mm, the . 40 has slightly higher muzzle energy and uses a larger bullet (10mm versus 9mm).

Can a 40 caliber kill a bear?

Yes a . 40 cal can kill and stop a bear, any bear. I carry my . 40 cal when in bear country and most guys I’m with carry the same weapon or 10 mm.

Will a 40 cal kill you?

40 caliber can wound, injure, incapacitate, or kill. However, shot placement is the best predictor of accomplishing the intended goals.

Can I shoot 40 in a 10mm?

Absolutely! The . 40 S&W is identical to the 10mm save for length. All modern autopistols save for the FiveseveN use “controlled feed” where the cartridge rim is pushed up “under” or “behind” the extractor hook during the feed cycle.

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.

What’s more powerful a 9mm or 45?

45-caliber round is the bigger bullet, so it has the “knock down power” to neutralize any adversary with one shot; while pistols that fire 9mm rounds are generally more accurate and can carry more bullets.

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Does 45 kick more than 9mm?

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. … 45 launched from a carbine will have less felt recoil than a 9mm shot from a subcompact CCW pistol. When launched from similar guns, the recoil advantage will go to the 9mm.

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