Buick Regal (2014) is 260 mm (10.24 inch) longer, 279 mm (10.98 inch) higher and has 172 liters (6.07 ft3) bigger cargo space than Ferrari 458 Italia (2015).
Ferrari 458 Italia (2015) is 94 mm (3.70 inch) wider and 220 kg (485 lbs) lighter than Buick Regal (2014).