Porsche 997 GT2 RS vs 9ff BT1000 vs Veyron vs Gallardo vs Corvette vs Lexus LFA vs Mercedes SLS vs BMW M3 vs Bentley Conti vs MTM RS6 vs AC Schnitzer ACS6 vs SpeedArt Panamera (Sport Auto mag., 09/2010, Deutsch) 9ff, Bentley, BMW, Bugatti, Corvette, Lamborghini, Lexus, Mercedes, Porsche 997, Speedart 16.01.2019 1816
SpeedArt SP91-480 Evo (Auto Bild Sportscars mag., 07/2017, Deutsch) Porsche 991, Speedart 08.11.2018 1269
9ff GTurbo R vs Speedart BTR-II 600 Cabrio. and 650 Evo (Sport Auto mag., 12/2011, Deutsch) 9ff, Speedart 22.10.2018 1434