First information say that New RS6 will be only like Avant, but we can expect sedan variant. New RS6 will be powered with 4.0 TwinTurbo V8 Engine that produce 605HP (445KW). Same engine use Porsceh Cayenne Turbo and Lamborghini Urus. New RS6 accelerate from 0 do 100km/h in 3.9s.
There is also a RS6 Performance version with 650HP ( 478KW) and 800Nm of Toruqe. RS6 Perfromance accelelerate from 0 do 100 in 3.6s and hit max speed at 325km/h.