Hyundai Sonata (2017) is 437 mm (17.20 inch) longer, 60 mm (2.36 inch) wider and has 41 liters (1.45 ft3) bigger cargo space than Mercedes GLA-Class (2015).
Mercedes GLA-Class (2015) is 18 mm (0.71 inch) higher and 79 kg (174 lbs) lighter than Hyundai Sonata (2017).