2022 head-to-head · Compact Car
2022 Kia Rio vs Toyota Mirai
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
The 2022 Kia Rio is the cheaper one to run. Driving 15,000 miles a year with $3.10/gal regular gas and $36.00/kg hydrogen, it costs about $1,292 a year to fuel (36 MPG), versus $7,297 for the 2022 Toyota Mirai (74 MPGe). That's roughly $6,006 a year, or about $30,028 over five years.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Kia Rio
- Toyota Mirai
Side by side
| Kia Rio | Toyota Mirai | |
|---|---|---|
| $1,292 | Your annual fuel cost | $7,297 |
| 36 MPG | Combined efficiency | 74 MPGe |
| 33 MPG | City | 76 MPGe |
| 41 MPG | Highway | 71 MPGe |
| — | Driving range | 330 mi |
| 91 cu ft | Passenger volume | 93 cu ft |
| 17 cu ft | Cargo volume | 10 cu ft |
| 250 g/mi | Tailpipe CO₂ (g/mi) | 0 g/mi |
| 7/10 | EPA fuel economy score | 10/10 |
| 7/10 | EPA greenhouse gas score | 10/10 |
| Gas | Powertrain | Fuel cell |
| Regular gasoline | Fuel | Hydrogen |
| 1.6L 4-cyl | Engine / motor | Electric motor (134 kW) |
| CVT | Transmission | CVT |
| FWD | Drivetrain | RWD |
✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.
Kia Rio vs Toyota Mirai across model years
- Kia Rio
- Toyota Mirai
Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.
How they differ
Per EPA interior volume figures, the Kia Rio has more cargo space (17 vs. 10 cu ft).
Among 33 2022 compact cars, the Kia Rio ranks 7th and the Toyota Mirai 33rd for lowest fuel cost.
The powertrains differ: the Kia Rio is a conventional gas model, while the Toyota Mirai is a hydrogen fuel-cell vehicle.
Frequently asked questions
Which is more fuel-efficient, the 2022 Kia Rio or the 2022 Toyota Mirai?
Measured by cost to drive, the Kia Rio. The Kia Rio is rated 36 MPG combined and the Toyota Mirai 74 MPGe (EPA, most efficient configuration of each).
How much does it cost to fuel the 2022 Kia Rio vs. the Toyota Mirai per year?
At 15,000 miles a year with $3.10/gal regular gas and $36.00/kg hydrogen, about $1,292 for the Kia Rio and $7,297 for the Toyota Mirai.
Which has more cargo space?
The Kia Rio, with 17 cu ft of luggage volume versus 10 cu ft (EPA interior volume index).
Kia Rio vs Toyota Mirai in other years
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