BMW 8 Series (G15) (2018) is 636 kg (1,402 lbs) lighter than Rolls-Royce Phantom (2018).
Rolls-Royce Phantom (2018) is 1146 mm (45.12 inch) longer, 115 mm (4.53 inch) wider, 315 mm (12.40 inch) higher and has 118 liters (4.17 ft3) bigger cargo space than BMW 8 Series (G15) (2018).