Audi A3 Sportback (2017) is 57 mm (2.24 inch) higher, 582 kg (1,283 lbs) lighter and has 40 liters (1.41 ft3) bigger cargo space than Audi RS 5 (2015).
Audi RS 5 (2015) is 335 mm (13.19 inch) longer and 74 mm (2.91 inch) wider than Audi A3 Sportback (2017).
