1DX II, A7S II, C300 II, shot side by side (not shown in that order).
Settings (all set to 4800K WB, 1/48 or 1/50 shutter):
1DX II: Canon 24-105 F4L at 105mm, F5.6, ISO 400, Faithful profile (with contrast turned down), 1080p IPB (~32Mbps)
A7S II: Canon 24-105 F4L (+MB IV), 105mm, F5.6, ISO 1600, Slog 2 + SGamut3.cine + 16 Sat, 4K 100Mbps
C300 II: Canon 24-70 F2.8 II at 70mm, F5.6, ISO 400, Canon Log 2, Cinema gamut,