What is the difference between absolute advantage and comparative advantage? absolute advantage is the ability to produce a good or a service at a lower production cost than competitors. comparative advantage is the ability to produce a good or service at a lower opportunity cost than competitors. absolute advantage is the ability to produce a good or a service at a lower opportunity cost than competitors. comparative advantage is the ability to produce a good or service at a lower production cost than competitors. absolute advantage is the ability to sell a good or a service at a lower price than competitors. comparative advantage is the ability to sell a good or service at a higher price than competitors. absolute advantage is the ability to sell a good or a service at a higher price than competitors. comparative advantage is the ability to sell a good or service at a lower price than competitors.