Nope. Completely different, since the Cosby accusations have NO evidence and the Clinton accusations were rife with political misconduct, DNA evidence, photographs, documented threats and multiple mysterious deaths, and numerous third-party witnesses.
But hey, if you want to think they're the same, don't let me get in your way.
“since the Cosby accusations have NO evidence”
That’s just your opinion. You obviously haven’t been keeping up with the story. Bias tends to do that; make one blind.