Nissan 370Z (2015) is 44 mm (1.73 inch) wider, 21 mm (0.83 inch) higher and has 85 liters (3.00 ft3) bigger cargo space than Porsche 718 Cayman (2014).
Porsche 718 Cayman (2014) is 124 mm (4.88 inch) longer and 142 kg (313 lbs) lighter than Nissan 370Z (2015).