Alfa Romeo 4C (2017) is 71 mm (2.80 inch) wider and 288 kg (635 lbs) lighter than Mazda 3 (Sedan) (2019).
Mazda 3 (Sedan) (2019) is 673 mm (26.50 inch) longer, 261 mm (10.28 inch) higher and has 309 liters (10.91 ft3) bigger cargo space than Alfa Romeo 4C (2017).
