Compare the Bentley Continental GT Speed 6.0 W12 Bi Turbo - [2016] vs Porsche 911 Carrera S Cabriolet 991 - [2011]. 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 Bentley Continental GT Speed 6.0 W12 Bi Turbo or the Porsche 911 Carrera S Cabriolet 991. We'll leave it up to you to decide which is your favourite.
![Bentley Continental GT Speed 6.0 W12 Bi Turbo - [2016] image](/editionimages/1950.jpg "Bentley Continental GT Speed 6.0 W12 Bi Turbo - [2016] image")
![Porsche 911 Carrera S Cabriolet 991 - [2011] image](/editionimages/1428.jpg "Porsche 911 Carrera S Cabriolet 991 - [2011] image")
Audi A6 RS6 Avant 4.2 V8 Twin Turbo
Engine: Twin Turbo Petrol | 4172cc 40v V8
Top Speed: 155 mph
0-60mph: 4.60 seconds
Ferrari Mondial 3.2l V8
Engine: Naturally Aspirated Petrol | 3186cc 32v V8
Top Speed: 249.4 kph
0-100kph: 7.0 seconds
