BMW 5 Series Gran Turismo (2017) is 424 mm (16.69 inch) longer, 105 mm (4.13 inch) wider, 84 mm (3.31 inch) higher and has 160 liters (5.65 ft3) bigger cargo space than Subaru Impreza WRX (2018).
Subaru Impreza WRX (2018) is 381 kg (840 lbs) lighter than BMW 5 Series Gran Turismo (2017).