The Audi A3 Sportback includes a wheelbase 58 mm (2.28 in) over previous model, 35 mm (1.38 in) longer than that of the A3 and a front axle shifted forward by 40 mm (1.57 in) over the previous model. Other features include a choice of 13 body colours (three solid finishes, eight metallic finishes and two pearl-effect finishes), optional high-gloss package adding accents around the windows (standard with the Ambiente trim line), six-speed manual transmission (optional S tronic) for all engine models, 16 or 17-inch wheels depending on trim line (optional 18-inch wheels), Audi drive select (standard with Ambition) with optional S tronic, and optional electromagnetic damper control system.

German models went on sale in February 2013. Early models include 1.4 TFSI (122 PS), 1.8 TFSI (180 PS), 1.8 TFSI quattro (180 PS), and 1.6 TDI. 1.2 TFSI (105 PS), 1.4 TFSI (140 PS), 2.0 TDI (150 PS), 2.0 TDI quattro (150 PS), and 2.0 TDI (184 PS) were available in later date.