The 2015 Audi A3 comes either as a four-door compact sedan with seating for five or a two-door convertible called the Audi A3 Cabriolet, with seating for four. There is one main trim level, Premium, which can be enhanced with the Premium Plus and Prestige option packages. Both the sedan and convertible can be equipped with either four-cylinder engine, denoted by 1.8 TFSI or 2.0 TFSI. The sedan also gets the option of the 2.0 TDI (diesel) engine. Trim levels for the sedan and convertible have essentially the same equipment, with the exception of the convertible's folding fabric top.
