Audi R8 Spyder (2020) is 41 mm (1.61 inch) wider and 169 kg (373 lbs) lighter than BMW 8 Series (G15) (2019).
BMW 8 Series (G15) (2019) is 417 mm (16.42 inch) longer, 101 mm (3.98 inch) higher and has 194 liters (6.85 ft3) bigger cargo space than Audi R8 Spyder (2020).