Group GT3 cars in are designed to have a weight between 1200 kg and 1300 kg (2645 lbs and 2866 lbs) with horsepower between 500 hp and 600 hp. All cars have a very similar power to weight ratio but achieved either by high power and high weight such as the Mercedes-Benz SLS AMG[2] or low power and low weight such as the Porsche 911 GT3.[3]
GT3 cars also have traction control, ABS, and built-in air jacks for quick pit stops.