Choosing between a global titan and a regional powerhouse can define a portfolio. Amazon serves as the ultimate everything store with a massive cloud infrastructure business. Both companies are often compared because they utilize logistics and financial services to lock customers into their platforms. com Amazon operates as a global leader amongretail stocks, using its massive fulfillment network to serve hundreds of millions of unique products. The company generates revenue from its core e-commerce site, third-party seller services, and a high-margin advertising business.