Originally Posted by kansukee

I have a 675 and before that I had a Cervelo S5 so I can tell you this: these two frames are like night and day as far as comfort levels go. The Look has the definite edge on comfort and it's actually pretty aero as well even though it isn't marketed as one. In my case I bought the frameset alone since I already had a Record EPS group, wheels and everything else so I saved a big chunk of money. You need to decide what's more important: having that aero dedicated frame for tt'ing knowing that it's a harsher ride, or having a frame that's maybe not so aero but arguably has better build quality along with a nicer ride.