BMW 6 Series Gran Turismo (2019) is 1437 mm (56.57 inch) longer, 259 mm (10.20 inch) wider and has 384 liters (13.56 ft3) bigger cargo space than FIAT Panda (2014).
FIAT Panda (2014) is 12 mm (0.47 inch) higher and 780 kg (1,720 lbs) lighter than BMW 6 Series Gran Turismo (2019).