BMW 5 Series Touring (2017) is 997 mm (39.25 inch) longer, 125 mm (4.92 inch) wider and has 300 liters (10.59 ft3) bigger cargo space than BMW i3 (2015).
BMW i3 (2015) is 21 mm (0.83 inch) higher and 770 kg (1,698 lbs) lighter than BMW 5 Series Touring (2017).