Audi Q8 (2019) is 7 mm (0.28 inch) wider, 141 mm (5.55 inch) higher, 544 kg (1,199 lbs) lighter and has 553 liters (19.53 ft3) bigger cargo space than Rolls-Royce Phantom Coupe (2014).
Rolls-Royce Phantom Coupe (2014) is 618 mm (24.33 inch) longer than Audi Q8 (2019).