Audi RS 5 (2015) is 293 kg (646 lbs) lighter than BMW 5 Series Gran Turismo (2015).
BMW 5 Series Gran Turismo (2015) is 358 mm (14.09 inch) longer, 41 mm (1.61 inch) wider, 190 mm (7.48 inch) higher and has 160 liters (5.65 ft3) bigger cargo space than Audi RS 5 (2015).