As a life-long Mac user, I feel the opposite. Whenever I have to use Windows, it feels like Windows Explorer is missing lots of features I take for granted, some that the Mac has had since the 90's. Stuff like spring-loaded drag and drop, directory sizes being calculated in list views, QuickLook... It also has some really braindead design choices like sorting directories separate from files, making navigating with the keyboard a pain (and last I checked, this can't even be turned off!)
To me Windows Explorer feels like it hasn't been updated with modern features since XP, aside from adding the ribbon