BMW 6 Series Gran Coupe (2017) is 852 kg (1,878 lbs) lighter than Rolls-Royce Cullinan (2019).
Rolls-Royce Cullinan (2019) is 332 mm (13.07 inch) longer, 105 mm (4.13 inch) wider, 437 mm (17.20 inch) higher and has 101 liters (3.57 ft3) bigger cargo space than BMW 6 Series Gran Coupe (2017).