Audi Q8 (2018) is 99 mm (3.90 inch) longer, 137 mm (5.39 inch) wider, 254 mm (10.00 inch) higher and has 394 liters (13.91 ft3) bigger cargo space than Buick Regal Sportback (2019).
Buick Regal Sportback (2019) is 475 kg (1,047 lbs) lighter than Audi Q8 (2018).
