BMW 1 Series (2015) is 778 kg (1,715 lbs) lighter than Mercedes X-Class (2017).
Mercedes X-Class (2017) is 1011 mm (39.80 inch) longer, 155 mm (6.10 inch) wider, 398 mm (15.67 inch) higher and has 800 liters (28.25 ft3) bigger cargo space than BMW 1 Series (2015).