I just don't see a lot of people interested in sunset overdrive so not a lot of people will buy the game even if it's bundle people will buy Call of duty or Assassin creed bundle.
As my expectations of how the game will do was low sunset overdrive is doing just ok not bad
PS4 - over 100 millions let's say 120m
Xbox One - 70m
Wii U - 25m
Vita - 15m if it will not get Final Fantasy Kingdoms Heart and Monster Hunter 20m otherwise
3DS - 80m