The Key Differences Between Real Estate Agents and Realtors What are the main differences between realtors and real estate agents? Definition 1. Real estate agents are individuals who are licensed to represent buyers and seller in real estate transactions. They must adhere to strict ethical, legal, and regulatory guidelines set out by their state real estate commission in order to assist clients with buying, selling, or renting properties. 2. A realtor is an agent of real estate who is a member of National Association of Realtors. To become a realtor, an agent must join the NAR and agree to abide