Nissan Micra (2018) is 796 kg (1,755 lbs) lighter than Toyota Mirai (2021).
Toyota Mirai (2021) is 976 mm (38.43 inch) longer, 142 mm (5.59 inch) wider, 15 mm (0.59 inch) higher and has 65 liters (2.30 ft3) bigger cargo space than Nissan Micra (2018).
