Kia Niro EV (2019) is 30 mm (1.18 inch) wider, 105 mm (4.13 inch) higher and has 160 liters (5.65 ft3) bigger cargo space than Mazda 3 (Hatchback) (2016).
Mazda 3 (Hatchback) (2016) is 86 mm (3.39 inch) longer and 419 kg (924 lbs) lighter than Kia Niro EV (2019).