Compare the Audi A8 S8 4.0 V8 Turbo - [2011] vs Audi A4 RS4 Avant 2.9 V6 Turbo - [2017]. Find out which car is the fastest, most powerful, lightest or has the biggest engine in our top trumps style comparison page. Find out which car has the highest top speed or is the fastest accelerating, is it the Audi A8 S8 4.0 V8 Turbo or the Audi A4 RS4 Avant 2.9 V6 Turbo. We'll leave it up to you to decide which is your favourite.
![Audi A8 S8 4.0 V8 Turbo - [2011] image](/editionimages/784.jpg "Audi A8 S8 4.0 V8 Turbo - [2011] image")
![Audi A4 RS4 Avant 2.9 V6 Turbo - [2017] image](/editionimages/2046.jpg "Audi A4 RS4 Avant 2.9 V6 Turbo - [2017] image")
Porsche 911 Dakar 3.0 Turbo 992 II
Engine: Turbo Petrol | 2981cc 24v F6
Top Speed: 149 mph
0-60mph: 3.20 seconds
Iso Rivolta GTZ 6.2 V8 Supercharged
Engine: Supercharged Petrol | 6162cc 16v V8
Top Speed: 315.4 kph
0-100kph: 3.7 seconds
