McLaren 570GT (2017) is 300 mm (11.81 inch) wider, 39 kg (86 lbs) lighter and has 30 liters (1.06 ft3) bigger cargo space than Subaru Impreza WRX (2018).
Subaru Impreza WRX (2018) is 49 mm (1.93 inch) longer and 274 mm (10.79 inch) higher than McLaren 570GT (2017).