Kia Cadenza (2015) is 593 mm (23.35 inch) longer, 49 mm (1.93 inch) wider, 183 mm (7.20 inch) higher and has 288 liters (10.17 ft3) bigger cargo space than Porsche Cayman (2014).
Porsche Cayman (2014) is 260 kg (573 lbs) lighter than Kia Cadenza (2015).
