This week the Weekly Famitsu had an interview with Tetsuya Nomura, where Nomura-san told few new things about Versus.
According to Famitsu, Tetsuya has been checking new media for the press, and in comparison with old trailers, visuals has increased a bit. He also told that Final Fantasy Versus XIII will mix real time and pre-rendered cutscenes like Final Fantasy XIII/-2 did.
In versus the ration of gameplay and cutscenes is said to be 7:3 and full motion videos are created by Visual Works. The developer team has increased their skills to express realtime graphics, but in some cases there is scenes what has switched to be pre-rendered scenes.
Nomura announced that next time when we will see the game, it runs on PS3.