Kia Cadenza (2014) is 588 mm (23.15 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 (2016).
Porsche Cayman (2016) is 259 kg (571 lbs) lighter than Kia Cadenza (2014).
