Audi demonstrates its technical competence in all aspects of carmaking with the Audi A3. Lightweight construction technology helps the premium contact to a groundbreakingly low weight. The A3 1.4 TFSI has a curb weight of just 1,175 kilograms (2,590.43 lb). Curb weight has been reduced by up to 80 kilograms (176.37 lb). In the body, the primary factors for this weight reduction are the hot-shaped steels in the occupant cell and the aluminum bolt-on parts (engine hood and fenders).