BMW 6 Series Gran Turismo (2018) is 1415 mm (55.71 inch) longer, 304 mm (11.97 inch) wider and has 286 liters (10.10 ft3) bigger cargo space than Chevrolet Spark (2018).
Chevrolet Spark (2018) is 10 mm (0.39 inch) higher and 766 kg (1,689 lbs) lighter than BMW 6 Series Gran Turismo (2018).