BMW 3 Series Touring (2018) is 145 mm (5.71 inch) longer, 23 mm (0.91 inch) wider and has 195 liters (6.89 ft3) bigger cargo space than Chevrolet Volt (2020).
Chevrolet Volt (2020) is 9 mm (0.35 inch) higher and 33 kg (73 lbs) lighter than BMW 3 Series Touring (2018).