BMW 8 Series (G15) (2018) is 1376 kg (3,034 lbs) lighter than Rolls-Royce Cullinan (2020).
Rolls-Royce Cullinan (2020) is 498 mm (19.61 inch) longer, 257 mm (10.12 inch) wider, 488 mm (19.21 inch) higher and has 140 liters (4.94 ft3) bigger cargo space than BMW 8 Series (G15) (2018).