Kia Niro (2017) is 1866 kg (4,114 lbs) lighter than Rolls-Royce Cullinan (2020).
Rolls-Royce Cullinan (2020) is 985 mm (38.78 inch) longer, 354 mm (13.94 inch) wider, 295 mm (11.61 inch) higher and has 11 liters (0.39 ft3) bigger cargo space than Kia Niro (2017).