Mercedes CEO Dieter Zetsche and Formula One driver Lewis Hamilton pose during the opening of the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Ralph Orlowski/Reuters)





New Smart concept autonomous car Vision EQ fortwo model is presented during the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Kai Pfaffenbach/Reuters)





The new Audi Alaine car is presented during the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Kai Pfaffenbach/Reuters)





An VW Buzz is pictured during the opening of the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Kai Pfaffenbach/Reuters)





A Bugattie Zero 400 Zero is pictured during opening of the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Kai Pfaffenbach/Reuters)





A VW T-Roc is pictured during opening of the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Kai Pfaffenbach/Reuters)





An Audi AICON is pictured during the opening of the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Kai Pfaffenbach/Reuters)





Vision Mercedes-Maybach 6 Cabriolet is displayed during the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Kai Pfaffenbach/Reuters)





New Mercedes AMG Project One car is presented during the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Kai Pfaffenbach/Reuters)





An interior by Yanfeng Automotive is seen inside an autonomous vehicle displayed during the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Kai Pfaffenbach/Reuters)





A Mercedes Project One AMG is pictured during the opening of the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Ralph Orlowski/Reuters)





New BMW i3s and the i scooter are presented during the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Kai Pfaffenbach/Reuters)





The new Audi Aicon concept car is presented during the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Kai Pfaffenbach/Reuters)





New Ferrari Portofino is displayed during the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Ralph Orlowski/Reuters)





A BMW Z4 concept car is displayed during the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Kai Pfaffenbach/Reuters)





Mercedes-Benz Vision Tokyo concept car is displayed during the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Kai Pfaffenbach/Reuters)





A Bugatti Zero-400-Zero is displayed during the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Ralph Orlowski/Reuters)





A Bentley Continental GT is pictured during opening of the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Kai Pfaffenbach/Reuters)





An Audi Elaine is pictured during the opening of the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Kai Pfaffenbach/Reuters)





A Bugatti tire is pictured during the opening of the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Kai Pfaffenbach/Reuters)





A Skoda Vision E is pictured during the opening of the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Kai Pfaffenbach/Reuters)





A Porsche 911 GT3 is pictured during opening of the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Kai Pfaffenbach/Reuters)





A VW T-Roc is pictured during opening of the Frankfurt Motor Show (IAA) in Frankfurt, Germany September 11, 2017. (Photo by Kai Pfaffenbach/Reuters)