Mercedes GL-Class (2017) is 21 mm (0.83 inch) higher, 173 kg (381 lbs) lighter and has 120 liters (4.24 ft3) bigger cargo space than Rolls-Royce Cullinan (2019).
Rolls-Royce Cullinan (2019) is 195 mm (7.68 inch) longer and 2 mm (0.08 inch) wider than Mercedes GL-Class (2017).