Porsche Cayman (2018) is 12 mm (0.47 inch) longer and 35 mm (1.38 inch) wider than Toyota Matrix (2017).
Toyota Matrix (2017) is 256 mm (10.08 inch) higher, 115 kg (254 lbs) lighter and has 268 liters (9.46 ft3) bigger cargo space than Porsche Cayman (2018).