Hyundai i20 (2015) is 335 kg (739 lbs) lighter than Mercedes B-Class (2017).
Mercedes B-Class (2017) is 358 mm (14.09 inch) longer, 52 mm (2.05 inch) wider, 83 mm (3.27 inch) higher and has 160 liters (5.65 ft3) bigger cargo space than Hyundai i20 (2015).