BMW 3 Series Touring (2016) is 87 mm (3.43 inch) longer, 140 mm (5.51 inch) higher, 5 kg (11 lbs) lighter and has 145 liters (5.12 ft3) bigger cargo space than Mercedes AMG GT (2019).
Mercedes AMG GT (2019) is 128 mm (5.04 inch) wider than BMW 3 Series Touring (2016).