Audi RS 5 (2017) is 134 mm (5.28 inch) wider and 216 kg (476 lbs) lighter than BMW 5 Series Touring (2018).
BMW 5 Series Touring (2018) is 284 mm (11.18 inch) longer, 193 mm (7.60 inch) higher and has 106 liters (3.74 ft3) bigger cargo space than Audi RS 5 (2017).