49 vehicles will drive 1,780 kilometres around the North Island, promoting fuel efficient vehicles and fuel efficient driving techniques.
Ten manufacturers have entered vehicles this year - Suzuki, Volkswagen, Holden, Subaru, Hyundai, BMW, Honda, Toyota, Mitsubishi, Mercedes-Benz. There are 32 petrol vehicles, including a record 9 hybrids, and 17 diesel vehicles, competing in eight different categories.
On top of the category awards, there are awards for the most efficient hybrid vehicle, most efficient diesel vehicle, most efficient petrol vehicle, the most efficient driver, and the most environmental (the least CO2 emissions).
The overall Supreme Winner is the vehicle that costs the least to complete the 1,780 kilometre route, including both fuel and road user charges.
Celebrity drivers will be among the contestants battling it out for top honours including Marc Ellis, Chris Amon, Steve Gurney, Emma Gilmour, Geoff Bryant and Energy Spot's Jared Turner.
The winners will be announced at an awards dinner in Auckland on Thursday 14 October.
The AA ENERGYWISE Rally takes place every two years and is jointly organised by the AA, the Energy Efficiency and Conservation Authority (EECA), and Gull Petroleum New Zealand which provides the fuel for all vehicles.
All petrol vehicles which would normally use a high octane fuel are running on Gull FORCE 10, a 10% bioethanol petrol blend.
The Supreme Winner of the 2008 Rally was the Honda Civic Hybrid. It cost just $111.72 to complete the 1641km route.
There are eight categories, each with a winner and six other awards up for grabs!