Buick Regal TourX (2020) is 36 mm (1.42 inch) longer, 668 kg (1,473 lbs) lighter and has 286 liters (10.10 ft3) bigger cargo space than Volvo XC90 (2015).
Volvo XC90 (2015) is 61 mm (2.40 inch) wider and 293 mm (11.54 inch) higher than Buick Regal TourX (2020).