BMW 3 Series Touring (2015) is 8 mm (0.31 inch) longer, 33 mm (1.30 inch) wider and has 147 liters (5.19 ft3) bigger cargo space than Subaru Impreza GT (2018).
Subaru Impreza GT (2018) is 26 mm (1.02 inch) higher and 325 kg (717 lbs) lighter than BMW 3 Series Touring (2015).