i think he look really cool, especially the head! i agree with i_amtrunks, from the chest and colour it looks like the new silver autobot its probably a concept drawing though and not the final if it is real. If they leave his feet as wheels i think it could end up looking childish on screen, for some reason that whole idea reminds me of rosie from the jetsons,
http://images.starpulse.com/Photos/P...sons-tv-04.jpg
anyway my 2 cents!