Kia Pro Ceed (2017) is 201 mm (7.91 inch) wider and 362 kg (798 lbs) lighter than Mercedes GLA-Class (2018).
Mercedes GLA-Class (2018) is 100 mm (3.94 inch) longer, 141 mm (5.55 inch) higher and has 55 liters (1.94 ft3) bigger cargo space than Kia Pro Ceed (2017).