Share 'San Marino vs KC Pro'

I began playing with the San Marino Roc and it was awesome and very reliable. I just got the KC Pro because I hear that most people prefer the Pro plastic, just wanted to try it out. I find that the KC Pro is almost somewhat harder to throw as far. Seems like it doesn't have as much glide to it. I know the San Marino is a little bit more understable but all-in-all how would you guys compare an…