Peugeot 3008 (2020) is 37 mm (1.46 inch) wider, 342 mm (13.46 inch) higher and has 350 liters (12.36 ft3) bigger cargo space than Porsche Cayman (2015).
Porsche Cayman (2015) is 13 mm (0.51 inch) longer and 16 kg (35 lbs) lighter than Peugeot 3008 (2020).