BMW 7 Series (2018) is 673 mm (26.50 inch) longer and 92 mm (3.62 inch) wider than Chevrolet TrailBlazer (2019).
Chevrolet TrailBlazer (2019) is 186 mm (7.32 inch) higher, 390 kg (860 lbs) lighter and has 202 liters (7.13 ft3) bigger cargo space than BMW 7 Series (2018).