Aston Martin DB9 (2016) is 46 mm (1.81 inch) wider and 95 kg (209 lbs) lighter than Cadillac CTS-V (2018).
Cadillac CTS-V (2018) is 300 mm (11.81 inch) longer, 170 mm (6.69 inch) higher and has 201 liters (7.10 ft3) bigger cargo space than Aston Martin DB9 (2016).