Buick Excelle GT (2015) is 54 mm (2.13 inch) higher, 325 kg (717 lbs) lighter and has 49 liters (1.73 ft3) bigger cargo space than Mercedes C-Class (Coupe) (2017).
Mercedes C-Class (Coupe) (2017) is 99 mm (3.90 inch) longer and 12 mm (0.47 inch) wider than Buick Excelle GT (2015).