BMW X6 (2017) is 42 mm (1.65 inch) wider, 195 mm (7.68 inch) higher, 260 kg (573 lbs) lighter and has 110 liters (3.88 ft3) bigger cargo space than Rolls-Royce Wraith (2014).
Rolls-Royce Wraith (2014) is 360 mm (14.17 inch) longer than BMW X6 (2017).