At our test track, the Audi S6 leapt to 60 mph in 4.0 seconds, one-tenth of a second quicker than the shapelier S7 that uses the same powertrain. The 2025 Audi S6 earned EPA estimated...

The Audi S6 C8 is powered by a 2.9 litre twin-turbo V6 TFSI gasoline engine, producing 331 kW (450 PS; 444 bhp) and 600 N⋅m (443 lbf⋅ft) of torque, allowing the car to reach 60 mph in just 4.4 seconds.

The 2.9-litre V6 engine puts out 444 HP thanks to its twin turbochargers nestled within the V of the cylinder heads. A subsequent electrically powered compressor increases boost pressure at lower engine RPMs to help increase engine responsiveness and improve low speed torque.

With potent performance and under-the-radarstyling, the 2025 Audi S6 sedan is a great pick for spirited drivers who don't want to attract too much attention.

"Although it's based on the sober A6 sedan, the 2024 Audi S6 turns up the heat with a 444-hp twin-turbo V-6 and sharper handling. This more athletic version of the S6 feels much smaller...

diesel fuel engine with displacement: 2967 cm3 / 181.4 cui, advertised power: 253 kW / 339 hp / 344 PS ( ECE ), torque: 700 Nm / 516 lb-ft, more data: 2025 Audi S6 TDI (aut. 8) Horsepower/Torque Curve

Altogether, the system pumps out a robust 444 horsepower. An eight-speed automatic and Audi's Quattro all-wheel-drive system are standard. At our test track, the car leapt to 60 mph in 4.0 seconds;...

Detailed specs and features for the 2025 Audi S6 including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more.

Both get a 444-hp, twin-turbo 2.9-liter V-6 generating 442 pounds-feet and married to an eight-speed automatic. They are rated at 19/27/22 mpg.

The MotorTrend Buyer's Guide has the 2025 Audi S6 specs you need, from dimensions and cargo space to power and mpgs. Find incentives, rebates, recalls, and warranty specifications here.