Citroen C1 (2014) is 165 mm (6.50 inch) higher and 499 kg (1,100 lbs) lighter than Mercedes SLK-Class (2014).
Mercedes SLK-Class (2014) is 668 mm (26.30 inch) longer, 197 mm (7.76 inch) wider and has 139 liters (4.91 ft3) bigger cargo space than Citroen C1 (2014).