Buick Excelle GT (2015) is 177 mm (6.97 inch) longer and 338 kg (745 lbs) lighter than Mercedes GLA-Class (2017).
Mercedes GLA-Class (2017) is 36 mm (1.42 inch) wider, 148 mm (5.83 inch) higher and has 30 liters (1.06 ft3) bigger cargo space than Buick Excelle GT (2015).