There is only one way to find out...
Post your inquiry on a public website devoted to people with autism spectrum disorders and wait for all the people who have never seen a male silverback gorilla OR a black bear up close and personal to argue about it while citing vaguely-referenced statistics and personal feelings, and while accusing each other of being Socialists or Fascists, until they all
Never mind all that.
There is only one practical way to find out, and that's to put the two animals in a pit to fight it out until only one
Forget that, too.
There just is no way to answer your question without wasting a lot of time in senseless debate or committing a heinous act of animal cruelty.
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No love for Hamas, Hezbollah, Iranian Leadership, Islamic Jihad, other Islamic terrorist groups, OR their supporters and sympathizers.