Buick Regal (2015) is 1291 mm (50.83 inch) longer, 216 mm (8.50 inch) wider, 7 mm (0.28 inch) higher and has 151 liters (5.33 ft3) bigger cargo space than Volkswagen Up (2015).
Volkswagen Up (2015) is 795 kg (1,753 lbs) lighter than Buick Regal (2015).