Hyundai Elantra (2015) is 14 mm (0.55 inch) longer, 644 kg (1,420 lbs) lighter and has 35 liters (1.24 ft3) bigger cargo space than Mercedes GLK-Class (2017).
Mercedes GLK-Class (2017) is 65 mm (2.56 inch) wider and 254 mm (10.00 inch) higher than Hyundai Elantra (2015).