Here is a comparison image to give you an idea about How Call of Duty: Ghosts looks in the next-gen consoles. As you can see, the PS4 version visibly looks smoother and more crisp than its Xbox One counterpart.
Is it just a one-off improvement or does this give us a sign of days to come? Whatever it might be, it’s clear that the PS4 version is the clear winner as far as Ghosts in concerned.