The 2017 Audi A3 comes with three main trim levels: Premium, Premium Plus and Prestige.Trim levels for the sedan and the convertible have essentially the same equipment. It's available as a four-door compact sedan with a two-door (Cabriolet) with seating for four or five with a power-folding fabric roof.

Premium trim level

comes standard with

• cruise control
• automatic wipers
• LED daytime running lights
• automatic xenon headlights
• heated mirrors
• front and rear parking sensors
• an eight-way power driver seat with four-way power lumbar adjustment (sedan only)
• a panoramic sunroof (sedan)
• a rearview camera
• Bluetooth phone and audio connectivity
• leather upholstery
• 17-inch alloy wheels
• a 3.5 mm auxiliary input with USB charger, dual-zone automatic climate control, and a 180-watt, 10-speaker sound system with a CD player and satellite radio.
• 60/40-split folding rear seatbacks
• the MMI electronics interface (with a console-mounted controller and a power-retractable display)

Premium Plus

comes standard with

• heated front seats and an eight-way power passenger seat with four-way power lumbar (sedan only).
• 18-inch wheels
• an S line exterior appearance package
• USB interface for Android Auto and Apple CarPlay
• keyless entry and ignition
• front and rear parking alerts
• an auto-dimming rearview mirror

The Prestige comes standard with

• automatic high beams
• an LED Lighting package (including LED headlights and LED ambient interior lighting)
• power-folding exterior mirrors with driver-side auto-dimming
• adaptive cruise control
• a 14-speaker Bang & Olufsen sound system and a Technology package (including an expanded Virtual Cockpit instrument cluster
• lane keeping assist
• mobile 4G LTE connectivity with Wi-Fi hot-spot capability
• a navigation system with Google Earth imagery and lane departure warning).
• an upgraded MMI system with an improved display and a touch-sensitive controller
• mobile app integration
• voice controls

For the Premium Plus, the LED Lighting and Technology packages and Bang & Olufsen stereo are optional.
The Premium has Heated front seats and 18-inch wheels are available as stand-alone options.The Premium has an optional Convenience package that includes keyless entry and ignition and Android Auto and Apple CarPlay.
A Sport package is available for all trim levels that adds front sport seats, a flat-bottom steering wheel with shift paddles and adjustable vehicle settings (Drive Select). A lowered sport suspension is available separately on all three trims.
Additional options include 19-inch wheels (except Premium) with summer tires and, for the sedan only, a black cloth headliner and rear side airbags.