Diablo III does not Require Internet Connection in PS3 and PS4

John Hight, Sony executive, has confirmed in an interview with GameTrailers that Diablo III will not require internet connection on PlayStation 3 and PlayStation 4.

Diablo III

Probably without intending it, has made it clear that information to comment on the split screen mode 4 players enabled if we are off-line.

Furthermore, and from the official Blizzard forums comes the confirmation that there will be playable across platforms and that the game uses Battle.net PC and PlayStation 3 and PlayStation 4 will use your PlayStation and from Blizzard not have at least for now, the intention to allow connectivity between them.