
Check out these comparison screenshots of the Xbox 360 and PlayStation 3 versions of GTA 5 made by vg. It looks like this time around, it looks almost identical on both consoles. Check out the screens below.
Xbox 360
PlayStation 3
Xbox 360
PlayStation 3
Xbox 360

PlayStation 3
Xbox 360

PlayStation 3

Xbox 360

PlayStation 3

Update - Also heres a video comparison: