Originally Posted by fietsbob

My Brompton has a pretty low BB , so Its an easy comfortable thing to stop and put a foot down.. perfectly suited for purpose ..

Drop is relative to the Wheel Radius , with a Tire on It , what are those Numbers ?

and the Crank arm choice also lets the saddle height be lower with a Longer arm, & higher with a shorter.

Your question is oversimplified .. flip a coin.