BMW 8 Series (G14) (2020) is 357 mm (14.06 inch) longer and 46 mm (1.81 inch) wider than Vauxhall Grandland X (2018).
Vauxhall Grandland X (2018) is 270 mm (10.63 inch) higher, 358 kg (789 lbs) lighter and has 164 liters (5.79 ft3) bigger cargo space than BMW 8 Series (G14) (2020).