Compare the Audi A6 RS6 Avant 4.0 Turbo - [2014] vs Alfa-Romeo 4C 1.8 Turbo - [2013]. 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 A6 RS6 Avant 4.0 Turbo or the Alfa-Romeo 4C 1.8 Turbo. We'll leave it up to you to decide which is your favourite.
![Audi A6 RS6 Avant 4.0 Turbo - [2014] image](/editionimages/1720.jpg "Audi A6 RS6 Avant 4.0 Turbo - [2014] image")
![Alfa-Romeo 4C 1.8 Turbo - [2013] image](/editionimages/1401.jpg "Alfa-Romeo 4C 1.8 Turbo - [2013] image")
Renault 25 2.5 V6 Turbo
Engine: Turbo Petrol | 2458cc 12v V6
Top Speed: 137 mph
0-60mph: 7.50 seconds
Renault Clio 2.0 16V Renaultsport Trophy 182
Engine: Naturally Aspirated Petrol | 1998cc 16v St4
Top Speed: 222.0 kph
0-100kph: 6.5 seconds
