Hyundai Elantra (2015) is 90 mm (3.54 inch) longer, 68 kg (150 lbs) lighter and has 121 liters (4.27 ft3) bigger cargo space than Mazda 3 (Hatchback) (2016).
Mazda 3 (Hatchback) (2016) is 21 mm (0.83 inch) wider and 10 mm (0.39 inch) higher than Hyundai Elantra (2015).