"The initial press commentary in Moscow on the formation of the first Mussolini government was not overwhelmingly anti-Fascist, despite the Duce’s talk of a ‘revolutionary rivalry’ with Lenin. Fascism was sometimes perceived not inaccurately as more of a heresy from, rather than a moral challenge to, revolutionary Marxism."
https://en.wikiquote.org/wiki/Fascism's_relationship_with_other_political_and_economic_ideologies