Aston Martin Rapide (2015) is 176 mm (6.93 inch) longer, 26 mm (1.02 inch) wider, 20 mm (0.79 inch) higher and has 46 liters (1.62 ft3) bigger cargo space than BMW 8 Series (G14) (2018).
BMW 8 Series (G14) (2018) is 67 kg (148 lbs) lighter than Aston Martin Rapide (2015).