BMW 5 Series Touring (2016) is 289 mm (11.38 inch) longer and 51 mm (2.01 inch) wider than GMC Terrain (2018).
GMC Terrain (2018) is 127 mm (5.00 inch) higher, 267 kg (589 lbs) lighter and has 1232 liters (43.51 ft3) bigger cargo space than BMW 5 Series Touring (2016).