Audi S5 (2018) is 815 kg (1,797 lbs) lighter than Rolls-Royce Phantom (2019).
Rolls-Royce Phantom (2019) is 1019 mm (40.12 inch) longer, 174 mm (6.85 inch) wider, 264 mm (10.39 inch) higher and has 57 liters (2.01 ft3) bigger cargo space than Audi S5 (2018).