BMW i8 (2016) is 264 mm (10.39 inch) longer and 132 mm (5.20 inch) wider than Chevrolet TrailBlazer (2019).
Chevrolet TrailBlazer (2019) is 371 mm (14.61 inch) higher, 90 kg (198 lbs) lighter and has 562 liters (19.85 ft3) bigger cargo space than BMW i8 (2016).