BMW 8 Series (G14) (2018) is 310 kg (683 lbs) lighter than Buick Enclave (2017).
Buick Enclave (2017) is 285 mm (11.22 inch) longer, 105 mm (4.13 inch) wider, 446 mm (17.56 inch) higher and has 310 liters (10.95 ft3) bigger cargo space than BMW 8 Series (G14) (2018).