Compare the Pontiac Tempest GT-37 6.6 V8 - [1971] vs Mercedes SL Class 500SL R129 - [1989]. 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 Pontiac Tempest GT-37 6.6 V8 or the Mercedes SL Class 500SL R129. We'll leave it up to you to decide which is your favourite.
![Pontiac Tempest GT-37 6.6 V8 - [1971] image](/editionimages/1253.jpg "Pontiac Tempest GT-37 6.6 V8 - [1971] image")
![Mercedes SL Class 500SL R129 - [1989] image](/editionimages/1206.jpg "Mercedes SL Class 500SL R129 - [1989] image")
Porsche Cayenne 4.0 V8 Turbo
Engine: Turbo Petrol | 3996cc 32v V8
Top Speed: 178 mph
0-60mph: 3.80 seconds
Ford Mustang GT 5.0 V8
Engine: Naturally Aspirated Petrol | 4942cc 16v V8
Top Speed: 230.1 kph
0-100kph: 6.5 seconds
