I own several Glocks and own/ed other's as well HK's, Sigs, Kimber 1911's but carry a Glock. I've never had any issue with my Glocks. EVER.
I used to carry my 1911 but it's to cumbersome to conceal and jam's every once in a while.
I would avoid HK's. Way overpriced and over rated. The trigger...