Audi A3 (Sedan) (2015) is 165 kg (364 lbs) lighter than Opel Astra Sports Tourer (2017).
Opel Astra Sports Tourer (2017) is 242 mm (9.53 inch) longer, 18 mm (0.71 inch) wider, 119 mm (4.69 inch) higher and has 115 liters (4.06 ft3) bigger cargo space than Audi A3 (Sedan) (2015).
