Alfa Romeo 4C (2015) is 53 mm (2.09 inch) wider and 357 kg (787 lbs) lighter than Opel Astra Sports Tourer (2014).
Opel Astra Sports Tourer (2014) is 710 mm (27.95 inch) longer, 351 mm (13.82 inch) higher and has 430 liters (15.19 ft3) bigger cargo space than Alfa Romeo 4C (2015).
