Toyota’s Next Fuel Cell Promises 20% More Range

Toyota revealed a third-generation hydrogen fuel cell system in February 2025 that it says is 1.2 times as fuel efficient as its second-generation system, enough to stretch a car’s driving range by 20 percent.

The company also says the new system lasts up to twice as long as the second-generation design, needs no maintenance and costs significantly less to build. Toyota designed it first for trucks and other commercial vehicles, where it is meant to match the durability of a diesel engine, but the system is also intended for passenger cars.

Toyota unveiled the system at the H2 and FC Expo in Tokyo and detailed it in a February 2025 release. It said the system would go on sale after 2026 at the earliest, mainly in Japan, Europe, North America and China. Beyond cars and heavy trucks, Toyota listed stationary generators, trains and ships as possible uses. The release did not give a figure for the cost savings, and it did not name a vehicle that will use the new system first.

The new system hasn’t reached the Mirai yet. The 2026 Mirai release lists the same 182-horsepower fuel cell output and an EPA-estimated range of 402 miles, and ArenaEV noted that the 2026 car uses the same fuel cell setup as before, with a set of 19-inch black wheels as its only update. A 20 percent gain applied to the Mirai’s current rating would work out to roughly 480 miles, although Toyota hasn’t said whether a future Mirai will get the new system or what its range would be.

Toyota has been building fuel cell cars for more than a decade. According to the release, it launched the first Mirai in 2014 and has sold about 28,000 of them in more than 30 markets. Since 2019, it has also supplied more than 2,700 fuel cell systems to over 100 customers for buses, trains and stationary generators.

The Toyota Report Take

A cheaper, longer-lasting fuel cell with 20 percent more range would answer some of the Mirai’s biggest weaknesses, but range has never been the car’s real problem in the U.S. The Mirai already goes 402 miles on a tank, and what holds it back is the shortage of working hydrogen stations, which a better fuel cell can’t fix. It makes sense that Toyota is aiming this system at trucks and fleets first, where companies can build their own fueling.