Audi R8 Spyder (2020) is 86 mm (3.39 inch) wider and 20 kg (44 lbs) lighter than Buick Regal (2017).
Buick Regal (2017) is 405 mm (15.94 inch) longer, 233 mm (9.17 inch) higher and has 176 liters (6.22 ft3) bigger cargo space than Audi R8 Spyder (2020).
