Can you hear the difference between 9mm bullets? SilencerCo Omega 300

Spent a day shooting 9mm, 4 different grains:
115 gr
147 gr
158 gr
165 gr

Both open and Suppressed, with a SilencerCo Omega 300.
Check out the results!

0:00 Intro
0:55 Unsuppressed
2:48 Unsuppressed Results
3:29 Suppressed
5:37 Results