Porsche 991 Carrera 4S MkI & 981 Cayman S vs McLaren 12C vs Audi R8 vs KTM X-bow vs BMW M5, M135 vs Bentley Continental (Autobild mag., 07/2013, Deutsch) AUDI, Bentley, BMW, KTM, McLaren, Porsche 981C, Porsche 991 16.01.2019 1592
Porsche 997 Turbo Mk I vs KTM X-bow (Autobild Sportcars mag., 12/2008, Deutsch) KTM, Porsche 997 12.07.2017 1369
Porsche 997 Carrera S & Porsche 987 Cayman S vs KTM X-bow, Ariel Atom, Audi R8 and S4 and TTS, Mini JCW, Camaro and Corvette, Ford Mustang, VW GTI, Nissan 370Z, Lambo Murcielago, BMW M3, Lotus Exige, Subaru Impresa, Jaguar XKR, Mazda 3 (Car & Driver mag., 02/2010) Ariel, AUDI, BMW, Camaro, Chevrolet, Corvette, Ford, Jaguar, KTM, Lamborghini, Lotus, Mazda, Porsche 987C, Porsche 997, Subaru, VW 20.08.2015 2658