Originally Posted by
bruce19
Generally, smaller frames are lighter. Back in the day that was important. I don't know if that still applies given pro weight restrictions.
You can presumably get down below 6.8 kgs with any modern pro-level carbon frameset currently on the market, even in the 60cm size and up. I think it's much more likely that aerodynamics, position on the bike, and handlnig play a much bigger role in the decision.