CES 2011: Car tech at CES 2011
Car technology is always big news at the CES, and 2011 is no different. The latest in-car entertainment systems are on show, plus some cutting-edge electric, hybrid and eco car innovations.
Which? researchers throw a headlight on some of the highlights including the Toyota Etune car stereo and the General Motors En-v electric car.
What's in this guide
GM En-v
The GM En-v is an advanced concept electric car designed for city driving and with echoes of the Segway about it. 
Toyota Entune
Toyota Entune prepares to take on Ford's Sync at CES 2011. Entune is Toyota's new in-car entertainment system for its US fleet.
Tesla Model S console
Tesla unveil the world's largest in-car console. It features a huge 17-inch screen, touch sensitive controls and 3D graphics.
