Porsche 997 Turbo MkII & 997 GT3 MkII vs RUF Rt 12S vs Konigsegg CCXR vs Gumpert Apollo vs Murcielago vs Aston-Martin V12 vs Wiesmann GT MF5 vs Cadillac CTSV vs MTM RS6 vs CarGraphic 997 Turbo GT RSC 3.6 vs TechArt GTstreet RS (Sport Auto mag., 10/2009, Deutsch)

Aston Martin, Cadillac, Cargraphic, Gumpert, Koenigsegg, Lamborghini, Porsche 997, Ruf, TechArt, Wiesmann
  1602 

Porsche 997 Turbo S Mk II vs Mercedes SLS vs Lambo Gallardo vs Nissan GTR vs Wiesmann GT vs Ferrari 458 vs Lexus LFA (Autobild Sportscars mag., 10/2010, Deutsch)

Ferrari, Lamborghini, Lexus, Mercedes, Nissan, Porsche 997, Wiesmann
  2180 

Porsche 997 Turbo S Mk II vs Mercedes SLS AMG vs Wiesmann GT MF5 vs Nissan GTR vs Lexus LFA vs Lambo Gallardo LP570-4 Superleggera vs Ferrari 458 (Autobild Sportcars mag., 10-11/2010, Deutsch)

Ferrari, Lamborghini, Lexus, Mercedes, Nissan, Porsche 997, Wiesmann
  1696