Audi A6 (2016) is 813 kg (1,792 lbs) lighter than Rolls-Royce Cullinan (2019).
Rolls-Royce Cullinan (2019) is 408 mm (16.06 inch) longer, 126 mm (4.96 inch) wider, 374 mm (14.72 inch) higher and has 30 liters (1.06 ft3) bigger cargo space than Audi A6 (2016).