Based on body language alone and how one presented their debate....

Romney: Staright forward to the point, KNEW what he was talking about, presented factual information, Even at one point Romney was clear and straight to the point in which Obama couldn't respond...

Obama: The man couldn't even look Romney in the eyes in his rebuttals, uhhhh, Couldn't present his facts straight(Ever watch a speech were he had teleprompters? The man could read, but face to face....), uhhh, Obama presented "facts" in which were corrected in every one of Romney's rebuttal.

Simply put it... Romney