Aston Martin Vanquish (2018) is 54 mm (2.13 inch) wider than Opel Insignia Sports Tourer (2020).
Opel Insignia Sports Tourer (2020) is 184 mm (7.24 inch) longer, 218 mm (8.58 inch) higher, 139 kg (306 lbs) lighter and has 192 liters (6.78 ft3) bigger cargo space than Aston Martin Vanquish (2018).