I am not a .40 fan. I got the 9mm. If I was going for another .45 I would just get a XD-S. I prefer the push the .45 had in my sig 1911 3" over the snap of the .40 round. I only own 9mm's and .45's I have shot .40's in sig, glock, Springfield , and S&W and never found one I liked as much as a .45.