Alfa Romeo 4C (2020) is 71 mm (2.80 inch) wider and 132 kg (291 lbs) lighter than Audi A3 (Sedan) (2017).
Audi A3 (Sedan) (2017) is 470 mm (18.50 inch) longer, 230 mm (9.06 inch) higher and has 315 liters (11.12 ft3) bigger cargo space than Alfa Romeo 4C (2020).
