The difference is he has a personality disorder, extreme narcissism, that verges into sociopathy. If such an individual gets hold of a position of power, they c

The difference is he has a personality disorder, extreme narcissism, that verges into sociopathy. If such an individual gets hold of a position of power, they can ruthlessly "split" the people around them, and exert greater than proportional influence. Whether this meets a technical description of fascism or not, it puts him in a category with authoritarian despots, who rule with no regard for the welfare of anyone besides themselves.