BMW X7 (2018) is 61 mm (2.40 inch) longer, 148 mm (5.83 inch) wider, 314 mm (12.36 inch) higher and has 223 liters (7.88 ft3) bigger cargo space than Chevrolet Impala Limited (2015).
Chevrolet Impala Limited (2015) is 842 kg (1,856 lbs) lighter than BMW X7 (2018).