From what I know, the VP100 and 150 use the same tweeters as the QS8 and the M22s, M2s, M60s, and M80s. The M50s, QS4s, M3s, and M40s use a different tweeter. That said, Axiom does not make a "high end" center or surround that uses the M50 tweeter, so I'd go with the QS8s and the VP150.

I am the Doctor, and THIS... is my SPOON!