BMW 3 Series Touring (2017) is 644 mm (25.35 inch) longer, 36 mm (1.42 inch) wider and has 235 liters (8.30 ft3) bigger cargo space than BMW i3 (2020).
BMW i3 (2020) is 149 mm (5.87 inch) higher and 509 kg (1,122 lbs) lighter than BMW 3 Series Touring (2017).