Audi Q7 (2018) is 94 mm (3.70 inch) higher, 500 kg (1,102 lbs) lighter and has 472 liters (16.67 ft3) bigger cargo space than Rolls-Royce Phantom (2019).
Rolls-Royce Phantom (2019) is 719 mm (28.31 inch) longer and 48 mm (1.89 inch) wider than Audi Q7 (2018).