Mercedes GLA-Class (2018) is 197 mm (7.76 inch) higher, 387 kg (853 lbs) lighter and has 35 liters (1.24 ft3) bigger cargo space than Mercedes S-Class Coupe (2017).
Mercedes S-Class Coupe (2017) is 616 mm (24.25 inch) longer and 63 mm (2.48 inch) wider than Mercedes GLA-Class (2018).