Buick Regal Sportback (2019) is 71 mm (2.80 inch) longer, 311 kg (686 lbs) lighter and has 121 liters (4.27 ft3) bigger cargo space than Nissan CrossCabriolet (2014).
Nissan CrossCabriolet (2014) is 30 mm (1.18 inch) wider and 227 mm (8.94 inch) higher than Buick Regal Sportback (2019).