2015 Australian GT Championship

The 2015 Australian GT Championship was an Australian motor racing competition open to FIA GT3 cars and similar approved vehicles. It was sanctioned by the Confederation of Australian Motor Sport (CAMS) as National Championship, with the Australian GT Sportscar Group Pty Ltd appointed by CAMS as the Category Manager.

The GT Championship title, which was the 19th Australian GT Championship, was won by Christopher Mies, driving an Audi R8 Ultra.

Race calendar
The championship was contested over six rounds.

Round 6 at Highlands Motorsport Park in New Zealand comprised two races each of sixty minutes duration. These races were held as support races for the Highlands 101, an endurance race which did not count towards the championship.

Divisions
Drivers' titles were awarded in four divisions.
 * GT Championship - for FIA GT3 specification vehicles
 * GT Trophy - for older specification FIA GT3 vehicles
 * GT Challenge - for cars that no longer fitted within the GT Championship and GT Trophy divisions
 * GT Sports - for GT4 specification cars

Championship standings

 * The driver gaining the highest points total over all rounds of the Championship, within their division, was declared the winner of that division.
 * If two drivers competed in the same automobile for all, or the majority of the rounds, then the final division position was awarded to both drivers.

2015 Australian Tourist Trophy
The 2015 Australian Tourist Trophy was awarded by the Confederation of Australian Motor Sport to the driver accumulating the highest aggregate points total from Rounds 2 and 4 of the Australian GT Championship. The title, which was the 25th Australian Tourist Trophy, was won by Christopher Mies driving an Audi R8 Ultra.