WHAT DOES HOW DO I BUY A GOCK 30 GEN 4 ONLINE MEAN?

I do pass up the outstanding sensation Gen4 grip and The marginally milder recoil on the thicker slide and barrel although the lighter weight and really feel with the G30S for me much more than tends to make up for it...Is just one a little more reputable? Does a person are usually extra accurate? Or can I generally get whichever just one I obtain