Hey Kirk, thanks for the A2A :) To answer your question: Not much; the differences are subtle. The best way to describe the fit of the 514: They are like low rise 501's without the buttons. That's it. The leg openings are the same. read more
Of the two styles I like the 513’s; their overall fit is a better match for my body. Also realize Levis is constantly making little tweaks to the fit of their jeans so the latest fits in each of these styles may be slightly different. read more
The Levi 511 is however just a slim fit jean - ‘Between a skinny and straight fit, slim fit jeans are cut close without being too restricting.’ - 511™ Slim Fit Jeans. The minor difference between the two jeans is that the 511 is Slim throughout the thigh and leg opening, instead of straight throughout the leg opening like the 513. read more
Having recently gotten a shipment in from Levi's (since Macy's doesn't carry the 513's in store in my area), I have to say, these are my new favorite jeans. As a tall and slim guy (6 ft. and 160) the 514's are great, but can often feel too loose/baggy for my taste. I also have some 511's but I wear those in more casual settings than anything else. read more