Agreed. My beard is not even dense or course, and the GC68 on one day’s growth won’t give me a BBS. The GC84, on the other hand, will give me a BBS and feel just as smooth doing it as the GC68.
The RR GC .68 has negative blade exposure. The RR GC .84 has neutral blade exposure with increased blade gap.
GC .68
RR GC .84