BMW 4 Series Gran Coupe (2018) has 79 liters (2.79 ft3) bigger cargo space than Buick Regal (2014).
Buick Regal (2014) is 193 mm (7.60 inch) longer, 31 mm (1.22 inch) wider, 94 mm (3.70 inch) higher and 147 kg (324 lbs) lighter than BMW 4 Series Gran Coupe (2018).