Not a Musk fan by any stretch but that's unfair to Musk. He does deliver, albeit too late and overhyped. He also has a tendency to shoot his mouth off and doesn't know how to deal with dissent. But Trump is an outright fraud and that's several levels removed from where Musk sits, arguably Musk has done more in two decades than Trump has managed to achieve in his entire life.
likes to rewrite history and ignores facts he doesn't like, bullies people that oppose him, goes on unstable twitter rants, builds a cult of personality around his persona, paints himself as a rule breaker, etc
They are not the same person by any means, but they do share similarities