Audi A3 (Sedan) (2016) is 203 mm (7.99 inch) longer, 100 mm (3.94 inch) higher, 323 kg (712 lbs) lighter and has 190 liters (6.71 ft3) bigger cargo space than Nissan 370Z (2017).
Nissan 370Z (2017) is 48 mm (1.89 inch) wider than Audi A3 (Sedan) (2016).
