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 

Porsche 997 Turbo Mk I Cabrio vs BMW M6 Cabrio vs Lambo Gallardo Spyder vs Mercedes SL55 AMG (Autobild Sportcars mag., 11/2007, Deutsch)

BMW, Lamborghini, Mercedes, Porsche 997
  1507 

Porsche 997 Turbo S Mk II vs Aston Martin V12 Vantage vs Audi R8 5.2FSI vs Ferrari 458 vs Mercedes SLS AMG (Car & driver mag., 11/2010)

Aston Martin, AUDI, Ferrari, Mercedes, Porsche 997
  1844 

Porsche 997 GT3 RS Mk II & 997 Turbo S Mk II & 987 Boxster Spyder vs Mosler, Lambo LP570, Corvette Z06, Shelby GT500, SLS AMG, Lancer Evo, Lexus ISF, Evora, WRX, Caddy CTS, E63 AMG, Mustang, Jag XFR, Genesis, RX8 (Car & Driver mag., 02/2011)

AMG, Cadillac, Chevrolet, Corvette, Ford, Jaguar, Lamborghini, Lexus, Lotus, Mazda, Mercedes, Mitsubishi, Mosler, Porsche 987, Porsche 997
  1841