Hyundai i40 (2020) is 328 mm (12.91 inch) longer, 11 mm (0.43 inch) wider, 3 kg (7 lbs) lighter and has 104 liters (3.67 ft3) bigger cargo space than Mercedes GLA-Class (2014).
Mercedes GLA-Class (2014) is 24 mm (0.94 inch) higher than Hyundai i40 (2020).