Since the new Harry Potter movie is coming out in a couple of days, of course the Twilight vs Harry Potter battles have been rekindled (me personally, I love them both. If it weren't for Harry Potter, I would probably still hate reading and thus would never have read Twilight. But if it weren't for Twilight, I would probably still be extremely depressed over the HP series being over. They complete each other ). So Movie Fone is looking for the biggest Twilight fans and the biggest Harry Potter fans. Oh, and of course they have a poll on which series is better.
There was a recent interview with Daniel Radcliffe, who plays Harry Potter, where he talks about the Twilight Harry Potter rivalry (around the 0:50 mark):