and even though I preferred Paige over Prue, the first three seasons of the show are much better. I think the show started to get too "light" and "fairy-tale"-ish around season 5. I can't even re-watch season 6 because it's so bad.
I prefer Rose over Shannen, but the show itself was better in the earlier years. It totally jumped the shark when it was more about magic and less about sisters.