Buick Regal TourX (2019) is 79 mm (3.11 inch) longer, 104 mm (4.09 inch) higher, 198 kg (437 lbs) lighter and has 150 liters (5.30 ft3) bigger cargo space than Ferrari FF (2014).
Ferrari FF (2014) is 91 mm (3.58 inch) wider than Buick Regal TourX (2019).