Originally Posted by
urbanknight
That makes sense. So most of the parts were swapped over? If so, it's pretty simple that your steel frame weighs a few pounds more than the aluminum one.
FWIW My aluminum (scandium) build came to 17.5 lb with mid weight (1750g) wheels and Ultegra 10s (8s brakes).
the drive train was swapped over. brakes and bar/stem/post were new and clearly was not light. i think i might get some nicer wheels next but not until I've re-tuned the engine.