Buick Regal (2015) is 85 mm (3.35 inch) higher and 148 kg (326 lbs) lighter than Mercedes E-Class (2018).
Mercedes E-Class (2018) is 48 mm (1.89 inch) longer, 214 mm (8.43 inch) wider and has 138 liters (4.87 ft3) bigger cargo space than Buick Regal (2015).
