Hyundai i20 (2015) is 34 mm (1.34 inch) higher and 297 kg (655 lbs) lighter than Mazda 3 (Hatchback) (2020).
Mazda 3 (Hatchback) (2020) is 425 mm (16.73 inch) longer, 61 mm (2.40 inch) wider and has 1 liters (0.04 ft3) bigger cargo space than Hyundai i20 (2015).