According to German news-site golem.de Sony could release the PS4 later than nextbox to put better hardware in it as Kaz hinted in an interview for "The Times":
"Console rumors
Sony chief talks vaguely about plans for next PlayStation
Many rumored that the next Xbox and PlayStation come almost simultaneously. Now suggests Sony boss Kaz Hirai, that he might the Microsoft console to defer them - then even bringing more powerful hardware on the market. Display
It could be a feint, which Sony boss Kaz Hirai talks to the British newspaper told The Times has: "Why go first to the market, where the competitors will have the opportunity to study the technical specifications and with something better to answer , "asked the manager. To understand the statement must be made clear that Hirai still can not specifically say that his company is working on a new PlayStation. Finally, this has not been officially unveiled.
Currently, there are speculations according to which Sony and Microsoft in the coming months, the latest for E3 in June 2013, would like to present the next generation of consoles, and that in October 2013, the next Playstation with a gap of one month on the new Xbox appear should.
It is conceivable that Hirai reduce his answer the expectations of the gaming scene or want to weigh the competitor Microsoft in security. It is possible, however, that not all agree that speculation and the next console from Sony actually not soon appear as expected. After all, the Playstation 3 is much later than the Xbox 360 came on the market. Then a senior position in the Playstation division works: Kaz Hirai."
