Citroen C5 (2014) is 401 mm (15.79 inch) longer, 52 mm (2.05 inch) wider, 162 mm (6.38 inch) higher and has 277 liters (9.78 ft3) bigger cargo space than Porsche Cayman (2014).
Porsche Cayman (2014) is 265 kg (584 lbs) lighter than Citroen C5 (2014).
