BMW 8 Series (G15) (2018) is 829 kg (1,828 lbs) lighter than Rolls-Royce Cullinan (2019).
Rolls-Royce Cullinan (2019) is 498 mm (19.61 inch) longer, 98 mm (3.86 inch) wider, 488 mm (19.21 inch) higher and has 140 liters (4.94 ft3) bigger cargo space than BMW 8 Series (G15) (2018).