Aston Martin Vanquish (2018) is 351 mm (13.82 inch) longer, 110 mm (4.33 inch) wider, 2 mm (0.08 inch) higher and has 206 liters (7.27 ft3) bigger cargo space than Porsche Cayman (2017).
Porsche Cayman (2017) is 334 kg (736 lbs) lighter than Aston Martin Vanquish (2018).
