BMW 5 Series Touring (2018) is 1308 mm (51.50 inch) longer, 175 mm (6.89 inch) wider, 81 mm (3.19 inch) higher and has 183 liters (6.46 ft3) bigger cargo space than Opel Adam (2017).
Opel Adam (2017) is 815 kg (1,797 lbs) lighter than BMW 5 Series Touring (2018).