=
=History is written by the victors, and the bottom line is the Soviet Union was a victor in WWII, and our ally.
So you’ll never be able to equate the two, in most peoples minds, and perception is reality. A lot of people still believe Communism is a “good idea on paper”, but just the wrong people were in charge.
Only the most die-hard Nazi would say that National Socialism was a “good idea on paper”.