People don't seem to complain about the HK45 only being 10+1. The FN45 is huge even compared to the HK. Also it is much easier to make the mag well bigger in a polymer.
Personally I do not feel the need to pay $1000+ to gain 2 rounds.
-Fast is fine, but accurate is final. The trick is learning to take your time when you're in a hurry." -Wyatt Earp
-Its a tool box... I don't care you put the tools in for the job that's all... -Sam from Ronin
-It is the mark of an educated mind to be able to entertain a thought without accepting it. -Aristotle
-Without deviation from the norm, progress is not possible.-Frank Zappa