I have owned and shot my G27 in 9mm, (obviously) .40 cal. and .357 Sig, for years now. I like the way it shoots. Great fun at the range and excellent caliber. If I didn't like the .40 as an old friend, and carry a .357 Magnum, I would carry the same size weapon as the G27, in .357 Sig.
"Peace is that brief, glorious moment in history when everybody stands around reloading". Anonymous
Earp: Not everyone who knows you hates you.
DOC: I know it ain't always easy bein' my friend....but I'll BE THERE when you need me.