Alfa Romeo 4C (2018) is 5 mm (0.20 inch) wider and 554 kg (1,221 lbs) lighter than Buick Regal TourX (2019).
Buick Regal TourX (2019) is 998 mm (39.29 inch) longer, 297 mm (11.69 inch) higher and has 490 liters (17.30 ft3) bigger cargo space than Alfa Romeo 4C (2018).
