Rolls-Royce Cullinan (2020) is 142 mm (5.59 inch) wider, 183 mm (7.20 inch) higher and has 22 liters (0.78 ft3) bigger cargo space than Rolls-Royce Phantom (2020).
Rolls-Royce Phantom (2020) is 430 mm (16.93 inch) longer and 740 kg (1,631 lbs) lighter than Rolls-Royce Cullinan (2020).