Audi A5 (2014) is 54 mm (2.13 inch) longer, 40 mm (1.57 inch) wider and has 20 liters (0.71 ft3) bigger cargo space than Vauxhall Astra (Sedan) (2014).
Vauxhall Astra (Sedan) (2014) is 109 mm (4.29 inch) higher and 385 kg (849 lbs) lighter than Audi A5 (2014).
