Originally Posted by
Menel
You're comparing specialized bottom of their family, entry level carbon with Cannondale's renowned premium Aluminum frame.
Personally, I'd step the gruppo down to the 105 equipped CAAD10 or step the frameset upto the higher level SL3 or even Supersix frames.
I agree with this opinion in general, but not knowing what your planned use for the bike is and how you narrowed it down to this strange pairing I can't comment further.