Did you ever do a range report?
I've had the EMP3 9mm for 6 years, an EMP3 40S&W and EMP4 CCC 9mm for 3 years and the REMP4 about 18 months. I will have to say that, to me, the REMP shots much nicer than the others do.
I'll have to do a side-by-side range comparison for all 4 of them at some...