BMW 8 Series (G15) (2018) is 276 kg (608 lbs) lighter than GMC Acadia (2015).
GMC Acadia (2015) is 257 mm (10.12 inch) longer, 102 mm (4.02 inch) wider, 503 mm (19.80 inch) higher and has 760 liters (26.84 ft3) bigger cargo space than BMW 8 Series (G15) (2018).