BMW X6 (2020) is 28 mm (1.10 inch) longer, 163 mm (6.42 inch) wider, 179 mm (7.05 inch) higher and has 20 liters (0.71 ft3) bigger cargo space than Opel Insignia Sports Tourer (2014).
Opel Insignia Sports Tourer (2014) is 799 kg (1,761 lbs) lighter than BMW X6 (2020).