BMW X6 (2018) is 225 mm (8.86 inch) longer, 175 mm (6.89 inch) wider, 167 mm (6.57 inch) higher and has 40 liters (1.41 ft3) bigger cargo space than Opel Astra Sports Tourer (2017).
Opel Astra Sports Tourer (2017) is 605 kg (1,334 lbs) lighter than BMW X6 (2018).
