I moved on from Glock in the Gen 3 years. If I was to go striker fired polymer again these days and it had to be optics ready, I would take a hard look at the M&P M2.0, CZ P10 and FN 509 handguns. As for me these days though I prefer DA/SA and the Beretta 92, CZ P09 and P07 work pefrect for me.