Aston Martin DB9 (2015) is 570 kg (1,257 lbs) lighter than Audi Q7 (2014).
Audi Q7 (2014) is 367 mm (14.45 inch) longer, 120 mm (4.72 inch) wider, 454 mm (17.87 inch) higher and has 1047 liters (36.97 ft3) bigger cargo space than Aston Martin DB9 (2015).
