Audi Q7 (2015) is 609 mm (23.98 inch) longer, 128 mm (5.04 inch) wider, 128 mm (5.04 inch) higher and has 675 liters (23.84 ft3) bigger cargo space than Vauxhall Grandland X (2017).
Vauxhall Grandland X (2017) is 780 kg (1,720 lbs) lighter than Audi Q7 (2015).