It's easy enough jones, even playing in the gardest mode available at the start will not take you too long to get used to. Not sure what the graphics are like on PS3 though. Its fun enough without being too challenging like goon said under normal circumstances. I'm just a bit of a completionist and wanted that platinum trophy.
But that brutal mode is a broken mode, less being difficult more being pretty much impossible. One shot you're dead, and the opponents aim is like its laser guided