Mazda 3 (Hatchback) (2014) is 548 kg (1,208 lbs) lighter than Toyota Mirai (2020).
Toyota Mirai (2020) is 515 mm (20.28 inch) longer, 89 mm (3.50 inch) wider, 15 mm (0.59 inch) higher and has 1 liters (0.04 ft3) bigger cargo space than Mazda 3 (Hatchback) (2014).