The 2018 Audi A3 is a premium compact sedan that combines sporty performance, sophisticated styling, and everyday practicality. This A3 is powered by a turbocharged 2.0-liter TFSI four-cylinder engine producing up to 220 horsepower and 258 lb-ft of torque, paired with a smooth 6-speed S tronic automatic transmission and Audi quattro all-wheel drive on applicable AWD models. The A3 offers a refined cabin with premium materials, supportive seating, a driver-focused layout, and Audi's upscale attention to detail. Depending on the trim and equipment, available technology includes Audi MMI infotainment, Bluetooth connectivity, smartphone integration, navigation, premium audio, heated front seats, leather upholstery, panoramic sunroof, Audi side assist, and rear cross-traffic assist. The quattro system provides confident traction and composed handling, while the compact dimensions make the A3 easy to maneuver around town. Fuel economy on 2.0 TFSI quattro models is rated around 22 mpg city and 30 mpg highway, with front-wheel-drive versions reaching up to 25 mpg city and 33 mpg highway depending on configuration. With seating for up to five in applicable configurations, a roughly 10-cubic-foot trunk, premium Audi design, turbocharged performance, and available quattro AWD, the 2018 Audi A3 is an appealing choice for shoppers looking for a compact luxury sedan with a strong balance of performance, technology, comfort, and style.