For years Blizz has somehow managed to convince people that their terrible, godawful graphics are a stylistic choice. They could keep the style without the low-res, pixellated, hard-edged, blocky graphics they have. I mean, for god's sake, there's barely a true round object in wow. Go into a house and look around. A skillet is an octagon. Barrells are octagonal. Cauldrons are octagonal.
The armors don't occupy different areas of space except for shoulders and helm. All the robes are identical with different colors drawn on to them. I mean, I'll use my favorite exalmple of character models and armor to contrast: