The 2020 Audi S6 debuts with a mild-hybrid V6 with electric turbochargers.
The new S6 also receives a new eight-speed automatic and Quattro AWD.
Pricing for the new Audi S6 starts just below $74,000. Expect it this fall. 

The previous model Audi S6 came with a monstrous turbocharged V8 engine. That car had 450 tire-shredding horsepower and hit 60 mph in four seconds flat. If the BMW M550i is a sporty luxury car, you can think of the 2020 Audi S6 as a luxury car with sporting apprehensions.
Confused" Don?t be. Yes, there?s a difference between the two. And we?ll get more into that in a bit.
Still, if you?re pining for the A6, I?m betting the 2020 S6 will more than tickle your fancy.
Electrified Turbocharging
The normal A6 comes with a turbocharged 3.0-liter V6 with a 48-volt mild hybrid assist system. It produces 335 horsepower and 369 lb-ft. of torque. The engine connects to a seven-speed dual-clutch automatic and Quattro all-wheel drive system. It allows the car to register a zero to 60 time of 4.8 seconds. But for the new S6, Audi needs something to pace with the hot Mercedes-AMG E53 saloon, a car utilizing EQ Boost electrification and an on-board, 48-volt electrical system to produce 429 horsepower and 384 lb-ft. of torque. The biggest rival of the new Audi A6 is the hotter BMW M550i, which came with a 4.4-liter, twin-turbo V8 mill with 523 horsepower and 553 lb-ft. of torque. And if you really need to know, the M550i has the same engine and power output as the M...