BMW 3 Series (2014) is 37 mm (1.46 inch) higher and 336 kg (741 lbs) lighter than BMW 5 Series Touring (2020).
BMW 5 Series Touring (2020) is 382 mm (15.04 inch) longer, 85 mm (3.35 inch) wider and has 90 liters (3.18 ft3) bigger cargo space than BMW 3 Series (2014).