Kia Rio (Sedan) (2015) is 1660 kg (3,660 lbs) lighter than Rolls-Royce Cullinan (2019).
Rolls-Royce Cullinan (2019) is 975 mm (38.39 inch) longer, 280 mm (11.02 inch) wider, 374 mm (14.72 inch) higher and has 173 liters (6.11 ft3) bigger cargo space than Kia Rio (Sedan) (2015).