Porsche 997 GT2 vs Alfa Romeo 8C vs Aston Martin V8 Vantage vs Maserati GT S vs Lambo Gallardo LP560-4 vs Megane R26R

Alfa Romeo, Aston Martin, Lamborghini, Maserati, Porsche 997, Renault
  1925 

Porsche 997 GT2 vs Mercedes SL63 AMG vs Lambo Gallardo LP560-4 (Журнал Автопанорама, 11/2008)

Lamborghini, Mercedes, Porsche 997
  2442 

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
  1731 

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
  1556 

Porsche 997 Turbo Mk II vs Audi TT RS vs Lambo Gallardo LP560-4 Spyder vs Lancer Evo vs Subaru WRX STi (Autobild sportcars mag., 02/2010, Deutsch)

AUDI, Lamborghini, Mitsubishi, Nissan, Porsche 997, Subaru
  2046