Russia was a country that was on the brink of collapse due to WW1, not to mention the fact most of the populace were either peasants or industrial laborers who thought they had nothing to lose from a revolution
Contrast that to America, a developed, First World Nation, which is a country that hasn't experienced any substantial civil unrest or invasion since the American Civil War in the nineteenth century, where the average person has ready access to Neetbux and plentiful consumer goods to facilitate coping
NOT to mention the fact that political stronghold of the Reds during the Russian civil war was located in the industrial, urban, and primarily European part of Russia. Which granted them greater latent military potential and helped them win the Russian Civil War over the Whites, whose base of support was located outside major industrial regions
The segment of the American populace who owns firearms are atomized: scattered across the Republican, rural, and relatively impoverished countryside of America, NOT the Northeast nor Northwest, the two most economically vital parts of the US