Mercedes B-Class (2018) is 1905 kg (4,200 lbs) lighter than Rolls-Royce Cullinan (2020).
Rolls-Royce Cullinan (2020) is 948 mm (37.32 inch) longer, 373 mm (14.69 inch) wider, 272 mm (10.71 inch) higher and has 74 liters (2.61 ft3) bigger cargo space than Mercedes B-Class (2018).