Audi A3 (Sedan) (2017) is 33 mm (1.30 inch) higher and 340 kg (750 lbs) lighter than BMW 4 Series (2020).
BMW 4 Series (2020) is 310 mm (12.20 inch) longer, 56 mm (2.20 inch) wider and has 15 liters (0.53 ft3) bigger cargo space than Audi A3 (Sedan) (2017).
