The 2021 Audi S8 is a highly acclaimed luxury medium sedan from Audi's performance-oriented S Series. This German-engineered model features a powerful 4.0-liter TFSI® twin-turbocharged V8 engine that delivers an impressive 563 horsepower and 590 lb-ft of torque, coupled with an eight-speed Tiptronic® automatic transmission. The S8 comes with Audi's proprietary quattro® all-wheel drive system as a standard offering, ensuring superior handling and performance. Refined yet aggressive, the car flaunts heated sports seats, a head-up display, quad exhaust pipes, and 21-inch wheels as standard. Its superior technology suite includes a 10.1-inch touchscreen infotainment system, Apple CarPlay, Android Auto, and a 17-speaker Bang & Olufsen 3D premium sound system. Key safety features include Audi's pre sense® front and basic, active lane assist, and adaptive cruise assist. No significant changes are noted between the 2021 model and its predecessor.