To our enjoyment, when we looked at the photos, we were pleased to find an E-Series HSV Clubsport R8 (official pic at right ... we'll see as the Pontiac G8 GT). It's also identifiable easily ...

As an overall proposition, the R8 just shades the GTS, but on these roads it’s the closest of points verdicts. But when it comes to the question of which of these cars makes the best noise ...

Has AUTO BILD gone totally bonkers this time? Okay, Bavaria's biggest dudes – the Abt R8 GTS and the Holmer Terra Variant 600 – have more in common than you think, at least on paper.

The V8s in the Alfa Romeo 8C Spider, Audi R8 Spyder and Aston Martin Vantage S Roadster and the flat-six in the Porsche 911 Carrera GTS Cabriolet all sound fabulous, and with the roof of each drop ...