BMW X6 (2018) is 42 mm (1.65 inch) wider, 195 mm (7.68 inch) higher, 360 kg (794 lbs) lighter and has 110 liters (3.88 ft3) bigger cargo space than Rolls-Royce Wraith (2016).
Rolls-Royce Wraith (2016) is 358 mm (14.09 inch) longer than BMW X6 (2018).