Unfortunately, we can't answer this question because we can't measure it in such a way. However, I'll put the question in the community, maybe a user can help you :-)
The cover can be removed without any problems. However, routing the cables through the channel could be a little more difficult as the recess of the wall bracket is further up.
The TV is HDR capable -> PS4 Pro delivers HDR images with corresponding games. But beware: PS4 VR requires its own VR glasses, which have nothing to do with the TV!