The Saloon version of the Audi A6 model has a 4172 cc (254.5 ci) 40 valve V8 Twin Turbo Petrol engine. It has a 6 speed/ Semi-Auto gearbox with the power being delivered through it's AWD system.
The Audi A6 RS6 4.2T Quattro V8 - [2002] has a top speed of 155 mph (249.4 kph) and can accelerate from 0 to 60mph (0-96.6 kph) in 4.80 seconds or 0-100kph in 5.0 and can achieve an estimated 1/4 mile drag time in 13.68 seconds with a trap speed of 106.6 mph.
BMW 6 Series M6 Gran Coupe 4.4 V8 F06
Engine: Twin Turbo Petrol | 4395cc 32v V8
Top Speed: 155 mph
0-60mph: 4.10 seconds
Mercedes GT AMG Roadster 4.0 V8 Bi Turbo
Engine: Bi-Turbo Petrol | 3982cc 32v V8
Top Speed: 310.6 kph
0-100kph: 3.8 seconds