Mercedes GLA-Class (2017) is 376 mm (14.80 inch) longer, 140 mm (5.51 inch) wider, 184 mm (7.24 inch) higher and has 152 liters (5.37 ft3) bigger cargo space than Seat Ibiza SC (2014).
Seat Ibiza SC (2014) is 514 kg (1,133 lbs) lighter than Mercedes GLA-Class (2017).