Audi Q8 (2019) is 534 mm (21.02 inch) longer, 198 mm (7.80 inch) wider, 252 mm (9.92 inch) higher and has 500 liters (17.66 ft3) bigger cargo space than Mazda 3 (Hatchback) (2016).
Mazda 3 (Hatchback) (2016) is 871 kg (1,920 lbs) lighter than Audi Q8 (2019).