BMW X4 (2019) is 366 mm (14.41 inch) longer, 126 mm (4.96 inch) wider, 323 mm (12.72 inch) higher and has 375 liters (13.24 ft3) bigger cargo space than Porsche 718 Cayman (2017).
Porsche 718 Cayman (2017) is 621 kg (1,369 lbs) lighter than BMW X4 (2019).
