GMC Terrain (2017) is 13 mm (0.51 inch) longer, 38 mm (1.50 inch) wider, 137 kg (302 lbs) lighter and has 1329 liters (46.93 ft3) bigger cargo space than Mitsubishi Outlander (2018).
Mitsubishi Outlander (2018) is 25 mm (0.98 inch) higher than GMC Terrain (2017).