.45 ACP vs .45 GAP which is better?

three parts to this question... 1. Which of these is a better caliber and why? 2. If you could choose between these two calibers, which would you choose and why? 3. I am looking to buy a Glock. I am trying to decide between the Glock 20, the Glock 21, or the Glock 37. I am leaning toward the g37... but i cannot... show more three parts to this question...
1. Which of these is a better caliber and why?
2. If you could choose between these two calibers, which would you choose and why?
3. I am looking to buy a Glock. I am trying to decide between the Glock 20, the Glock 21, or the Glock 37. I am leaning toward the g37... but i cannot decide. Which one should i get? If you have any other suggestions, please give them.
5 answers 5