We'll just have to disagree. As far as V12s, the DBS just has more snarl, more burble, and more music to me:
http://www.youtube.com/watch?v=gGhTL1e8mEw
And that Testa Rossa is just pure machine sex.
C'est la vie. I certainly give the Zonda props. It may be the closest sound to an F1 car out there.
Oh, and those 20Bs kick ***.