We've put the ten best in-car infotainment systems to the test, judging them on usability, performance, connectivity, sat-nav and cost. Together with Alphr.com, we've rated each car out of five.

See the full test here: http://carbyr.uk/1l7b0uF

Click the links below to see how other systems stack up -

Audi MMI: http://carbyr.uk/1QdJcQv
BMW iDrive: http://carbyr.uk/1Tulfo9
Ford SYNC 2: http://carbyr.uk/1IDQHtF
Jaguar InControl Touch: http://carbyr.uk/1NH5paW
Mazda MZD Connect: http://carbyr.uk/1IDPRgA
Mercedes COMAND: http://carbyr.uk/1IozCZY
Nissan Connect: http://carbyr.uk/1N3kSML
SEAT Full Link: http://carbyr.uk/1lWXfic
Vauxhall Intellilink: http://carbyr.uk/1PuGCXO
Volkswagen Discover: http://carbyr.uk/1HGuD6M