Porsche 991 GT3 Mk I & 981 Cayman GTS vs Arial Atom 3.5R, Vauxhall VXR 8 GT, BMW i8 & M4, Jaguar F-type R, Renault Megane RS, Corvette, McLaren 650S, Ferrari-458, Alfa Romeo 4C (Autocar mag., 10/2014)

Alfa Romeo, Ariel, BMW, Corvette, Ferrari, Jaguar, McLaren, Opel, Porsche 981C, Porsche 991, Renault
  871 

RUF SCR Targa vs Porsche 924 Oettinger vs BMW 630 vs VW Golf vs Mercedes 280E AMG vs Opel Kadett vs Audi 80 vs Fiat 131 vs Alfa-Romeo Giulietta (Auto Motor und Sport mag., 11/1980, Deutsch)

Alfa Romeo, AUDI, BMW, FIAT, Mercedes, Opel, Porsche 924, Ruf, VW
  2861 

Porsche 930S Cabriolet Flachbau vs VW Golf Syncro Turbo vs BMW M3 Evolution vs Opel Senator 3.6 Irmscher (Auto, Motor und Sport mag., 07/1988, Deutsch)

BMW, Flachbau, Opel, Porsche 930, VW
  2864 

Porsche 924 vs Alfa-Romeo Alfetta GT vs Lancia Monte-Carlo vs Matra Bagheera vs Opel Manta GTE vs VW Scirocco TS (L’Auto Journal, 06/1976, Fr)

Alfa Romeo, Lancia, Matra, Opel, Porsche 924, VW
  3670