Nikon D750 Review - initial thoughts and video footage
"...Even for A7S owners like myself the D750 will make a very good B camera, if one has enough lenses to do it justice. I just about do, but I really miss my stabilised Canon lenses. The problem is for Canon lens owners like myself, aside from the very expensive 1D C, Canon are down across the range of DSLRs and mirrorless cameras for performance. They are now a distant 4th on video quality behind Sony, Panasonic and Nikon and a mediocre 3rd behind Sony and Nikon when it comes to stills quality on their APS-C and full frame sensors..."