What does a 22 caliber mean?

22 caliber, or 5.6 mm caliber, refers to a common firearms bore diameter of 0.22 inch (5.6 mm). Cartridges in this caliber include the very widely used . 22 Long Rifle and . 223 Remington / 5.56×45mm NATO. 22 inch is also a popular air gun pellet caliber, second only to the ubiquitous .

What type of gun is a 22 caliber?

.22 Long Rifle

22 Long Rifle (.22 LR)
Type	Rimfire cartridge
Place of origin	United States
Production history
Designer	Union Metallic Cartridge Company

Is .22 the same as 9mm?

Both rounds are accurate and easy shooting. Both are chambered in a variety of platforms and both are abundant and affordable. 22 LR is often a much cheaper option as compare to 9mm ammo. 9mm is louder, has more recoil, and is more challenging to shoot.

What is a 22 caliber handgun used for?

22 Short, though still used in a few pocket pistols and mini-revolvers, is mainly used as a quiet round for practice by the recreational shooter.

What is the difference between a 22 and a 22LR?

22 caliber refers to the bullet diameter itself.. . 22LR is a cartridge.. It is a rimfire cartridge with a . 22 caliber bullet that is approximately 1 inch long..

What caliber is a 9mm?

Pistol cartridges

Name	Bullet diameter	Base
9×19mm Parabellum (9mm Luger)	9.02 (.355)	9.93 (.391)
.357 SIG	9.02 (.355)	10.74 (.423)
9mm Browning Long	9.09 (.358)	9.72 (.383)
9×21mm	9.02 (.355)	9.93 (0.391)

Is 22 LR good for self-defense?

Why You Shouldn’t Use 22LR for Self Defense Carrying a 22LR or using one for home defense isn’t a good idea. While it’s certainly better than a sharp stick in the eye, even the most powerful 22LR load is anemic compared to even a 32 ACP. Unless it’s literally your only option, don’t use a 22LR.

Are .22 good for home defense?

22 LR and is a much better self-defense round. This is the best rimfire route to take for self-defense. It still has the reliability issues of rimfire ammo, but it’s a significant step up from .

What is the next caliber higher than a 22?

Metric and US customary

Caliber	Metric caliber	Typical bullet diameter
20, 204	5 mm	0.204 in
221	5.45 mm	0.221 in
22	5.6 mm	0.223 in
224	5.7 mm	0.224 in