Looking at the EOS R6 Mark III alongside the previous model, you'd be very hard pressed to tell it apart from its 2-year-old predecessor, other than the addition of "Mark III" to the front nameplate.
±3 (2, 3, 5, 7 frames at 1/3 EV, 1/2 EV steps) ±5 (3, 5 frames at 1/3 EV, 1/2 EV, 2/3 EV, 1 EV steps) ±5 (2, 3, 5, 7 frames at 1/3 EV, 2/3 EV, 1 EV, 2 EV steps) ...
±2 (3 frames at 1/3 EV, 1/2 EV steps) ±3 (3 frames at 1/3 EV, 1/2 EV steps) ±3 (2, 3, 5, 7 frames at 1/3 EV, 1/2 EV steps) Yes (3 frames in either blue/amber or ...