BMW 6 Series Gran Turismo (2019) is 612 mm (24.09 inch) longer, 25 mm (0.98 inch) higher and has 216 liters (7.63 ft3) bigger cargo space than Chevrolet Cobalt (2015).
Chevrolet Cobalt (2015) is 102 mm (4.02 inch) wider and 723 kg (1,594 lbs) lighter than BMW 6 Series Gran Turismo (2019).