Porsche 718 Cayman (2014) is 320 mm (12.60 inch) longer and 20 mm (0.79 inch) wider than Seat Ibiza (2020).
Seat Ibiza (2020) is 149 mm (5.87 inch) higher, 350 kg (772 lbs) lighter and has 205 liters (7.24 ft3) bigger cargo space than Porsche 718 Cayman (2014).
