Mazda 3 (Sedan) (2020) is 222 mm (8.74 inch) longer and 25 mm (0.98 inch) wider than Opel Astra Sports Tourer (2017).
Opel Astra Sports Tourer (2017) is 64 mm (2.52 inch) higher, 3 kg (7 lbs) lighter and has 70 liters (2.47 ft3) bigger cargo space than Mazda 3 (Sedan) (2020).
