BMW X4 (2018) is 26 mm (1.02 inch) higher, 770 kg (1,698 lbs) lighter and has 106 liters (3.74 ft3) bigger cargo space than Rolls-Royce Phantom Coupe (2016).
Rolls-Royce Phantom Coupe (2016) is 940 mm (37.01 inch) longer and 105 mm (4.13 inch) wider than BMW X4 (2018).