Audi A6 (2016) is 1360 kg (2,998 lbs) lighter than Rolls-Royce Cullinan (2020).
Rolls-Royce Cullinan (2020) is 408 mm (16.06 inch) longer, 285 mm (11.22 inch) wider, 374 mm (14.72 inch) higher and has 30 liters (1.06 ft3) bigger cargo space than Audi A6 (2016).