Kia Rio (Sedan) (2019) is 140 mm (5.51 inch) higher, 617 kg (1,360 lbs) lighter and has 22 liters (0.78 ft3) bigger cargo space than Toyota Mirai (2021).
Toyota Mirai (2021) is 591 mm (23.27 inch) longer and 160 mm (6.30 inch) wider than Kia Rio (Sedan) (2019).
Size difference at a glance
Kia Rio (Sedan) (2019) is 11.9% shorter than Toyota Mirai (2021).
Kia Rio (Sedan) (2019) is 8.5% narrower than Toyota Mirai (2021).
Kia Rio (Sedan) (2019) is 9.5% taller than Toyota Mirai (2021).
Kia Rio (Sedan) (2019) is 33.4% lighter than Toyota Mirai (2021).
Kia Rio (Sedan) (2019) is 6% larger in cargo space than Toyota Mirai (2021).
Overall footprint
Toyota Mirai (2021) has a 19.4% smaller overall footprint (length × width).
