No, McD's, Wendy's and BK are pretty much the same thing. Edible, but, nothing to write home about. I don't know exactly how to describe what it was about 5 Guys that pulled me in but, things like patties that aren't compacted into the consistency of a hockey puck and the availability of grilled onions as a condiment and even the flavor of the burger seemed to have a certain pleasantness to it. Perhaps
@JenniferS, being a connoisseur of, what in Canada is probably called "Five Polite Gentlemen, eh", has a better evaluation of the why's then I. I just liked them. I still do, but, not like I once did.