Alfa Romeo 4C (2016) is 10 mm (0.39 inch) wider and 557 kg (1,228 lbs) lighter than Buick Regal (2017).
Buick Regal (2017) is 843 mm (33.19 inch) longer, 289 mm (11.38 inch) higher and has 292 liters (10.31 ft3) bigger cargo space than Alfa Romeo 4C (2016).
