Bentley Continental (2020) is 96 mm (3.78 inch) wider than Buick Regal (2014).
Buick Regal (2014) is 27 mm (1.06 inch) longer, 78 mm (3.07 inch) higher, 579 kg (1,276 lbs) lighter and has 45 liters (1.59 ft3) bigger cargo space than Bentley Continental (2020).