Originally Posted by
linus
BS alert.
If they are the same weight, the top-heavy bike will be much sluggish because you have to transfer your weight one side to the other. More you lean, it's tougher to switch direction due to the weight on top. You may "feel" it's okay, but it's simple physics.
I disagree. Mass up high close to your body doesn't move much when establishing a lean - the wheels move out (wheel contact patches move left in order to establish lean to the right). Mass close to the rear axle makes turning slower. Mass aft of the rear axle makes things really weird.