Buick Regal TourX (2018) is 122 mm (4.80 inch) longer, 8 mm (0.31 inch) wider, 20 mm (0.79 inch) higher and has 55 liters (1.94 ft3) bigger cargo space than Chevrolet Malibu (2015).
Chevrolet Malibu (2015) is 87 kg (192 lbs) lighter than Buick Regal TourX (2018).