BMW DesignworksUSA Metro Inspiro

DesignworksUSA, the global design consultancy of BMW, has created its vision of the Metro system. Commissioned by Siemens in the summer of 2010, the BMW Group subsidiary developed the design of the new Metro Inspiro – a further chapter in the long-standing cooperation of the two partners. The Metro Inspiro assignment tasked the design team to live up to the increased demands on travel comfort and spatial perception, optimize transport capacities and provide regional public transportation services with additional possibilities for individualization.

New details on Mercedes' Porsche 911 fighter

Mercedes-Benz's AMG performance-car division is forging ahead with development of its new twin-turbocharged 4.0-liter V8 powered sports car, nine months before it is scheduled to be revealed at the 2014 German Grand Prix. Known to insiders by its code name, “C190” the two-seat coupe has been conceived to follow in the wheel tracks of the four-year-old SLS at the head of the German carmaker's lineup, aiming to challenge the heady performance and everyday driving appeal of the latest Porsche 911 Turbo at a price that insiders suggest will be in the region of $160,000 when North American sales begin in early 2015. Originally, AMG's new front-engined sports car was tipped to revive the iconic SLC name first used by the SL coupe back in 1971.

Live Blog: can one man see every car at Frankfurt?

CAR's deputy ed Ben Barry is a man on a mission at the 64th Frankfurt motor show: we've tasked him with seeing every single new car at the IAA... in one day. Follow his exploits here in the CAR Live Blog.