GMC Terrain (2017) is 82 mm (3.23 inch) longer, 71 mm (2.80 inch) wider, 229 mm (9.02 inch) higher and has 1444 liters (50.99 ft3) bigger cargo space than Subaru Impreza GT (2019).
Subaru Impreza GT (2019) is 528 kg (1,164 lbs) lighter than GMC Terrain (2017).