Originally Posted by
CarloM
Personally I disagree that 10% wattage difference is splitting hairs. If someone could prove to me that a bike would save me 10% in wattage (i.e. same speed at 10% wattage, or 10% faster at same wattage) I'd be readying the credit card...
And I guess this is only a weight-difference effect. I imagine, for the same height, a rider who's 50lbs heavier than another, is also taking on a good amount more wind resistance.