Audi Q7 (2014) is 173 mm (6.81 inch) longer, 144 mm (5.67 inch) wider, 224 mm (8.82 inch) higher and has 629 liters (22.21 ft3) bigger cargo space than Opel Insignia Sports Tourer (2020).
Opel Insignia Sports Tourer (2020) is 755 kg (1,664 lbs) lighter than Audi Q7 (2014).