Alfa Romeo 4C (2020) is 11 mm (0.43 inch) wider and 472 kg (1,041 lbs) lighter than Opel Insignia Sports Tourer (2017).
Opel Insignia Sports Tourer (2017) is 925 mm (36.42 inch) longer, 327 mm (12.87 inch) higher and has 450 liters (15.89 ft3) bigger cargo space than Alfa Romeo 4C (2020).
