BMW 7 Series (2015) is 433 kg (955 lbs) lighter than Buick Enclave (2017).
Buick Enclave (2017) is 30 mm (1.18 inch) longer, 105 mm (4.13 inch) wider, 307 mm (12.09 inch) higher and has 145 liters (5.12 ft3) bigger cargo space than BMW 7 Series (2015).