BMW 3 Series Gran Turismo (2020) is 1171 mm (46.10 inch) longer, 185 mm (7.28 inch) wider and has 295 liters (10.42 ft3) bigger cargo space than FIAT Panda (2015).
FIAT Panda (2015) is 43 mm (1.69 inch) higher and 720 kg (1,587 lbs) lighter than BMW 3 Series Gran Turismo (2020).