The 2021 Audi S3 Sportback is a premium all-wheel drive, five-seat, five-door hot hatch and can be yours for $64,200 plus on-road costs.Our Mythos metallic black test car was a little pricier at $65,600 plus ORCs with a $400 optioned ‘Black’ exterior styling package bringing gloss black mirror, bumper and side window detailing, plus a $1000 driver ‘Assistance’ package that includes hill hold assist, emergency assist and traffic jam assist.Completing the options, although at no extra cost, was a set of Audi Sport matt titanium 19-inch five-arm rotor design wheels.The standard equipment and key highlights list is extensive for a ‘hot hatch’ and is mostly biased around cockpit functions.The ‘S’ design leather steering wheel cops a racing-style flattened bottom with integrated multifunction controls and paddle shift, while diamond-pattern stitching adorns the S Sports heated front seats trimmed in Nappa leather upholstery with electric lumbar support.Among other headline inclusions is a wireless phone charging pad, a Bang &amp; Olufsen sound system, Audi virtual cockpit, MMI navigation and touch with integrated voice control, smartphone interface, automatic dual-zone climate control, DAB+ digital radio and, completing the honour roll, self-parking and park assist.Audi covers the S3 with a three-year/unlimited-kilometre warranty plus three years of roadside assistance. With an Audi Service Plan, the 12-month or 15,000km service intervals will set you back $1850 for the first three years and $2390 over five years.