Originally Posted by KCinNY
Definitely want an automatic, not a revolver guy. Some guys who know more than me say 9mm lacks stopping power. Shot a friend's 1911 .45...nice weapon but I thought it was a little heavy on the recoil. Haven't shot a .40 yet, but I hear good things about it.
The 9mm has stopping power for home defense. Police use the 40 due to it's high capacity and it's ability to shoot through a blockade without interference. Something the 9mm lacks and the 45 doesn't have enough capacity. I use a 40 as do the rest of the officers around here.