Ford Fusion (2020) is 494 mm (19.45 inch) longer, 52 mm (2.05 inch) wider, 185 mm (7.28 inch) higher and has 291 liters (10.28 ft3) bigger cargo space than Porsche Cayman (2018).
Porsche Cayman (2018) is 151 kg (333 lbs) lighter than Ford Fusion (2020).