Alfa Romeo 4C (2017) is 1177 kg (2,595 lbs) lighter than Bentley Continental Supersports (2016).
Bentley Continental Supersports (2016) is 830 mm (32.68 inch) longer, 81 mm (3.19 inch) wider, 208 mm (8.19 inch) higher and has 247 liters (8.72 ft3) bigger cargo space than Alfa Romeo 4C (2017).