44 Magnum is the minimum for charging bears, many others have opted for a Glock 20 in 10mm Auto and, interestingly enough, passed right by the . 357 S&W Magnum. Several folks have even successfully killed bears with a 9mm. While a well-placed shot from a 10mm can no doubt do the trick, the .
Can a 9mm take down a grizzly bear?
A 9mm parabellum is woefully under powered to stop a bear. The cartridge was never designed for use against animals as large as a bear. The short answer is no. It will not stop a bear.
Will a 22 scare off a bear?
22s can kill things like bears, short of brain and spinal cord shots, the . 22 may not incapacitate the bear quickly enough.
Can I shoot a bear if it attacks me?
Firearms are not recommended for stopping an attack.
Using a firearm during a bear attack may only worsen the attack. An injured bear will be more aggressive, especially during a fight.