Buick Regal TourX (2020) is 371 mm (14.61 inch) longer, 102 mm (4.02 inch) wider and has 90 liters (3.18 ft3) bigger cargo space than Nissan Sylphy (2014).
Nissan Sylphy (2014) is 12 mm (0.47 inch) higher and 427 kg (941 lbs) lighter than Buick Regal TourX (2020).