BMW 4 Series (2020) is 353 mm (13.90 inch) longer, 112 mm (4.41 inch) wider and has 55 liters (1.94 ft3) bigger cargo space than Subaru Impreza GP (2016).
Subaru Impreza GP (2016) is 87 mm (3.43 inch) higher and 205 kg (452 lbs) lighter than BMW 4 Series (2020).