"PS4 preorders trending about 4:1 ahead of One in NA" - famousmortimer (rumour)

[Gamecube]

Keep in mind Sony will have alot of games, just not at launch. As for the extra $100,  xb1 is something you're going to have for lets say the next 5 years atleast. Don't let $100 on a five years investment stop you from playing the games you want:).