BMW 5 Series Gran Turismo (2015) is 1007 mm (39.65 inch) longer, 125 mm (4.92 inch) wider and has 240 liters (8.48 ft3) bigger cargo space than BMW i3 (2020).
BMW i3 (2020) is 19 mm (0.75 inch) higher and 885 kg (1,951 lbs) lighter than BMW 5 Series Gran Turismo (2015).