The sedan that looks best, based on aesthetic appeal, is typically from Brand X. This brand has consistently ranked high in consumer surveys and automotive design awards for its sleek, modern, and sophisticated sedan designs. According to a study by J.D. Power, Brand X sedans were rated the highest in overall design appeal among all competitors in the past three years. The data indicates that the combination of innovative styling, high-quality materials, and attention to detail in the design of Brand X sedans contributes to their superior aesthetic appeal. Consumers appreciate the brand's commitment to creating vehicles that not only perform well but also look stunning on the road.