Both Sherwin Williams and Behr Paint have their strengths and weaknesses, so it’s ultimately up to the customer to decide which one is best for them. Overall, Sherwin Williams has a better reputation for exterior products used in Industrial Projects, such as on walls and roofs. Behr paint is carried by The Home Depot, it is an acceptable material and does the job it is intended for. Furthermore, Behr paints are generally less expensive than Sherwin Williams paints.