Kia K900 (2017) is 768 kg (1,693 lbs) lighter than Rolls-Royce Cullinan (2019).
Rolls-Royce Cullinan (2019) is 246 mm (9.69 inch) longer, 100 mm (3.94 inch) wider, 343 mm (13.50 inch) higher and has 110 liters (3.88 ft3) bigger cargo space than Kia K900 (2017).