BMW X5 (2017) is 588 mm (23.15 inch) longer, 205 mm (8.07 inch) wider, 321 mm (12.64 inch) higher and has 309 liters (10.91 ft3) bigger cargo space than Mercedes A-Class (2017).
Mercedes A-Class (2017) is 955 kg (2,105 lbs) lighter than BMW X5 (2017).