Kantor on 05 October 2011
Honestly? A $300 price tag, third party support and a continued strong first party lineup.
That will likely be enough to beat the Wii U. It remains to be seen what Microsoft is going to offer.
Let's make a clear distinction here between "What we want the PS4 to be" and "What the PS4 needs to be", because although there is an overlap, they are not the same thing. For example: improved RAM and an updated GPU will probably not affect sales at all.
(Former) Lead Moderator and (Eternal) VGC Detective 
