mines wore apart so easily that i had to resort to gluing the front of my shoes together. what a joke..well maybe cause my style of play merits the condition of the shoe..but still..doesn't happen that quickly to nike shoes.
It's the outer covering. Try buying the two shoes and compare. It definitely won't be a waste of money, unless you're buying flat shoes that is. I heard rave reviews for cleats so it sounds like it's MUCH better than flats.