The intended application dictates the configuration. Sightseeing/Tour buses often require an open-top or glass-roof design, multi-language audio guide systems, and luxury interior finishes, which can increase the price. Conversely, City Public Transit buses prioritize high-passenger throughput, requiring low-floor designs (Low Entry), multiple wide doors, wheelchair ramps (ADA compliance), and integrated ITS (Intelligent Transport Systems) for fleet management. Public transit models also require vandal-proof seating and high-durability flooring materials.