BMW i8 (2016) is 7 mm (0.28 inch) wider and 590 kg (1,301 lbs) lighter than Mercedes GLE-Class (2021).
Mercedes GLE-Class (2021) is 130 mm (5.12 inch) longer, 547 mm (21.54 inch) higher and has 536 liters (18.93 ft3) bigger cargo space than BMW i8 (2016).