Mercedes A-Class (2017) is 332 mm (13.07 inch) longer, 96 mm (3.78 inch) wider, 9 mm (0.35 inch) higher and has 81 liters (2.86 ft3) bigger cargo space than MINI Clubman (2014).
MINI Clubman (2014) is 165 kg (364 lbs) lighter than Mercedes A-Class (2017).