Cultural Relativism vs Ethnocentrism. Cultural relativism and ethnocentrism are the two flip sides of one coin where both of these rather philosophical notions are intertwined. Ethnocentrism landed as a concept amongst different nations earlier than cultural relativism which got to be devised to counter ethnocentrism. And, the most significant feature related to these notions and ideas is the fact that both of these come with specific sect of followers which can be specific individuals and specific nations as well.