You've got your diehard fans that'll stay loyal to their favourites. But for anyone new to gaming, or for those who're on the fence, what do you do?
Price, power and reviews will obviously play a major part. But really it's down to the games. Both consoles share titles, but both the PlayStation 4 and Xbox One will have their own unique titles.
Ahead of the long awaited releases (22nd November for Xbox, followed by the PS4 on the 29th) we'll take a look at the games that might swing your decision.
First up, lets lock, load and plan complex military operations in a dystopian future world from the comfort of your sofa with Killzone Shadow Fall.