Hyundai Elantra GT (2017) is 1199 kg (2,643 lbs) lighter than Mercedes GLB-Class (2020).
Mercedes GLB-Class (2020) is 338 mm (13.31 inch) longer, 53 mm (2.09 inch) wider, 188 mm (7.40 inch) higher and has 162 liters (5.72 ft3) bigger cargo space than Hyundai Elantra GT (2017).