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How much does it cost to fill up the Toyota Mirai?

A full fill for a Toyota Mirai typically costs around $75–$110 in the United States, depending on hydrogen prices at the station. The tank holds about 5 kilograms of hydrogen, and the price is set per kilogram with regional variations.


What determines the cost to fill a Mirai?


Several factors influence the outlay when topping up a Mirai's hydrogen tank. The total is primarily a function of the hydrogen price per kilogram and the amount needed to fill (the Mirai uses roughly 5 kg per fill). Station-specific charges and local taxes can also affect the final number.



  • Hydrogen price per kilogram at the fueling station

  • Exact fill amount (close to 5.0 kg for a full tank)

  • Station access fees, taxes, and any membership or card fees

  • Regional supply, demand, and pricing volatility


Pricing dynamics and regional variation


Hydrogen prices vary by market and station type. In the United States, many public stations price hydrogen in the mid-teens to mid-twenties per kilogram, so a full Mirai fill tends to fall in the $75–$125 range. Higher prices are common in some California hubs, while other regions may offer slightly lower rates. Always check a nearby station's posted price to calculate the exact fill cost.


In practice, the cost to fill equals the per-kilogram price multiplied by 5 kg, plus any station fees or taxes.


Typical costs across the United States


These figures reflect typical ranges observed at publicly accessible hydrogen stations in recent years. If you own a Mirai, expect a full fill to fall within these bounds and vary by station.



  • Approximately $75–$110 for a full fill at many stations (about $15–$22 per kg)

  • Higher-end pricing in certain hubs, with some stations charging toward $25 per kg


These values are indicative; the exact price depends on the station, time of day, and any applicable discounts or memberships.


Tips to manage Mirai fueling costs


To get the best value at the pump, consider these strategies:



  • Compare prices using hydrogen price maps and station apps to find the lowest per-kilogram price nearby

  • Look for loyalty programs, fleet discounts, or corporate partnerships that lower the per-kilogram rate

  • Plan fueling at stations with higher throughput and stable pricing to avoid surge pricing

  • Consider joining regional hydrogen networks that offer discounted rates or bundled services


Smart planning and price awareness can reduce the average cost per fill over time.


Understanding the Mirai's range and cost per mile


With a roughly 5 kg tank and efficiency around 60–70 MPGe, the Mirai delivers about 400 miles per fill under typical driving conditions. The cost per mile therefore depends on the fill price, but the vehicle can be economical for longer trips in regions with ample hydrogen availability.


Summary


Hydrogen fill costs for the Toyota Mirai are driven by the price per kilogram and the 5 kg tank. In the United States, a full fill typically costs about $75–$110, with potential variation toward $125 or more at some stations, especially in high-demand markets. By comparing prices, using discounts, and planning refueling accordingly, Mirai owners can manage fueling costs while benefiting from hydrogen’s long-range, zero-emission operation.

Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.