At the heart of the 2025 Audi A8 lineup are two engine options. The A8 L 55 TFSI is powered by a turbocharged 3.0-liter V-6 good for 335 horsepower and 369 pounds-feet of torque.

The 2024 Audi A8 is mostly unchanged. Audi’s luxury full-size sedan continues to be powered by a 335-horsepower, turbocharged 3.0-liter six-cylinder engine. Its sportier performance variant, the ...