Audi A4 (2015) is 620 kg (1,367 lbs) lighter than BMW 5 Series Touring (2017).
BMW 5 Series Touring (2017) is 270 mm (10.63 inch) longer, 58 mm (2.28 inch) wider, 130 mm (5.12 inch) higher and has 80 liters (2.83 ft3) bigger cargo space than Audi A4 (2015).