BMW X6 (2017) is 3 mm (0.12 inch) wider, 104 mm (4.09 inch) higher, 480 kg (1,058 lbs) lighter and has 186 liters (6.57 ft3) bigger cargo space than Rolls-Royce Phantom Coupe (2016).
Rolls-Royce Phantom Coupe (2016) is 702 mm (27.64 inch) longer than BMW X6 (2017).