i would hedge my bets on the shorter plant being shortest because of the shorter pot.autos tend to like a deeper pot,the tap root lenght can have a bearing on plant height.
we may not have an lst section but plenty of threads hst/lst/topping/femming/scrog/sog loadsa people bend the bejesus out of their plants,cant be to hard to find,would they be in the stickies i wonder.