Audi RS 5 (2016) is 287 mm (11.30 inch) longer and 40 mm (1.57 inch) wider than Buick Encore GX (2020).
Buick Encore GX (2020) is 259 mm (10.20 inch) higher, 418 kg (922 lbs) lighter and has 325 liters (11.48 ft3) bigger cargo space than Audi RS 5 (2016).
