Citroen C5 (2014) is 487 mm (19.17 inch) longer, 72 mm (2.83 inch) wider, 22 mm (0.87 inch) higher and has 98 liters (3.46 ft3) bigger cargo space than Mercedes A-Class (2015).
Mercedes A-Class (2015) is 275 kg (606 lbs) lighter than Citroen C5 (2014).