Alfa Romeo 4C (2016) is 175 mm (6.89 inch) wider and 447 kg (985 lbs) lighter than Seat Ibiza ST (2016).
Seat Ibiza ST (2016) is 239 mm (9.41 inch) longer, 261 mm (10.28 inch) higher and has 320 liters (11.30 ft3) bigger cargo space than Alfa Romeo 4C (2016).
