BMW X6 (2019) is 22 mm (0.87 inch) longer, 148 mm (5.83 inch) wider, 183 mm (7.20 inch) higher and has 20 liters (0.71 ft3) bigger cargo space than Opel Insignia Sports Tourer (2017).
Opel Insignia Sports Tourer (2017) is 739 kg (1,629 lbs) lighter than BMW X6 (2019).