BMW 3 Series Touring (2019) is 55 mm (2.17 inch) longer, 13 mm (0.51 inch) wider and has 40 liters (1.41 ft3) bigger cargo space than Opel Astra (2020).
Opel Astra (2020) is 60 mm (2.36 inch) higher and 245 kg (540 lbs) lighter than BMW 3 Series Touring (2019).
