BMW X6 (2015) is 223 mm (8.78 inch) longer, 179 mm (7.05 inch) wider, 260 mm (10.24 inch) higher and has 90 liters (3.18 ft3) bigger cargo space than Mercedes C-Class (Estate) (2014).
Mercedes C-Class (Estate) (2014) is 605 kg (1,334 lbs) lighter than BMW X6 (2015).