Audi claims a top speed of 155 mph, and there are fuel-saving systems, too, including cylinder deactivation and a mild-hybrid setup with a small electric motor and battery.

Designed to make a statement, the Audi S8 boasts elevated features such as an imposing Singleframe® grille, S specific alu-optic mirror housings, and quad tailpipes. Digital Matrix-design LED headlights and OLED taillights.

At the heart of the 2025 Audi S8 lies a twin-turbocharged 4.0-liter V8 engine that delivers a staggering 563 horsepower and 590 lb-ft of torque. This powerhouse enables the S8 to accelerate from 0 to 60 mph in just 3.8 seconds.

The A8 has long been Audi’s flagship sedan, offering a high-end interior, smooth ride, and the latest tech. The S8 builds on that foundation with a wildly powerful V8 engine and more aggressive styling, but it retains the highbrow luxury features and …

Research the 2025 Audi S8 with our expert reviews and ratings. Edmunds also has Audi S8 pricing, MPG, specs, pictures, safety features, consumer reviews and more.

The Audi S8 is a full-size luxury car of the Audi S models produced by the German automaker Audi AG, manufactured by Audi Sport GmbH at the Neckarsulm plant.

Detailed specs and features for the 2025 Audi S8 including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more.

Research the 2025 Audi S8 at Cars.com and find specs, pricing, MPG, safety data, photos, videos, reviews and local inventory.

Audi’s range-topping high-performance luxury sedan is the S8. Combining the opulent features and refinement of the standard A8 with a powerful engine and sporty chassis tune, the S8 delivers...

With power and performance, a coddling interior, and size-defying handling, the S8 sedan is as enjoyable from behind the wheel as it is from the opulent rear seat.