BMW 8 Series (G16) (2019) is 667 mm (26.26 inch) longer, 192 mm (7.56 inch) wider and has 55 liters (1.94 ft3) bigger cargo space than Subaru Impreza GP (2014).
Subaru Impreza GP (2014) is 63 mm (2.48 inch) higher and 499 kg (1,100 lbs) lighter than BMW 8 Series (G16) (2019).