Originally Posted by
JohnDThompson
It depends on how fast you ride. Aerodynamics advantage increases with average speed; light weight advantage is independent of speed.
Agreed
I think above 20mph or so aerodynamics takes over (assuming no wind). If there is wind I think it drops.
Also, if you do lots of climbing, bike weight will matter more.
If it isn't competitive more weight = more exercise, so there is that too