The wall paint that offers the best cost-performance ratio in the United States is Behr Marquee. This paint is widely regarded for its exceptional quality, durability, and affordability. Behr Marquee is formulated with advanced technology that provides a smooth, long-lasting finish, making it a popular choice among homeowners and professionals alike.

Behr Marquee stands out due to its high-quality formulation that ensures a robust finish. It is designed to resist cracking, peeling, and fading, which means it requires less maintenance over time compared to lower-quality paints. According to a study by Paint Quality Institute, Behr Marquee can last up to 15 years without significant wear, which is significantly longer than many other paints on the market. This extended lifespan translates to cost savings, as you won't need to repaint as frequently.

In terms of cost, Behr Marquee is competitively priced, offering great value for money. It is available in a wide range of colors and finishes, catering to various aesthetic preferences. The average cost of Behr Marquee paint is around $30 to $40 per gallon, which is comparable to other premium paints. However, its superior performance and longevity make it a cost-effective choice in the long run.

Another factor contributing to Behr Marquee's cost-performance ratio is its ease of application. The paint has excellent flow and leveling properties, which means it is easy to apply and results in a smooth, even finish. This reduces the amount of time and effort required for painting, further enhancing its value.

Additionally, Behr Marquee is environmentally friendly, as it is low-VOC (volatile organic compounds), which means it emits fewer harmful chemicals into the air. This not only contributes to a healthier indoor environment but also aligns with the growing trend of eco-friendly products.

In conclusion, Behr Marquee offers the best cost-performance ratio among wall paints in the United States. Its high-quality formulation, durability, affordability, and eco-friendliness make it an excellent choice for homeowners and professionals alike.