Mercedes C-Class (2015) is 726 mm (28.58 inch) longer, 126 mm (4.96 inch) wider, 18 mm (0.71 inch) higher and has 220 liters (7.77 ft3) bigger cargo space than MINI Clubman (2014).
MINI Clubman (2014) is 215 kg (474 lbs) lighter than Mercedes C-Class (2015).