GMC Terrain (2016) is 292 mm (11.50 inch) longer, 109 mm (4.29 inch) wider, 214 mm (8.43 inch) higher and has 1407 liters (49.69 ft3) bigger cargo space than Subaru Impreza GP (2014).
Subaru Impreza GP (2014) is 353 kg (778 lbs) lighter than GMC Terrain (2016).