To a first approximation, unless the ground is going steeply uphill, any small change in weight is dwarfed by changes to rolling resistance and aeros. There's a reason the UCI quickly banned recumbents, despite most designs being significantly heavier than diamond-frame uprights...
To a first approximation, unless the ground is going steeply uphill, any small change in weight is dwarfed by changes to rolling resistance and aeros. There's a reason the UCI quickly banned recumbents, despite most designs being significantly heavier than diamond-frame uprights...