What is a good size gun for protection?

What size gun is best for protection?

9mm and . 45 ACP are the most often recommended calibers for a defensive handguns, and both are also common calibers for use by law enforcement.

Which is better 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.

Is .40 cal good for self-defense?

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 stop an intruder?

Adequately powerful and compact, the 9mm Luger round received newfound popularity in the 1980s when the so-called “Wonder Nine” pistols upended the dominance of revolvers and large caliber handguns on the U.S. market. …

Is 9mm good enough for home defense?

45 and 9mm bullets penetrate skin and bone, so both are more than enough for Self-Defense purpose. Some say that the knock-down power of calibers is most important, so a . 45 or larger caliber should always be used.

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Is a .45 good for self defense?

45 ACP for home defense. It’s the perfect grab-and-go handgun to fire in close quarters where recoil won’t pose such a problem. Alternatively, the 9mm’s stopping power and smaller design make it ideal for open and concealed carry.

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.