Tuesday, 12 October 2021 18:18

Toyota Mirai Sets Guinness World Record: 845 Miles on Hydrogen

Written by Mark Kane, Inside EVs


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Toyota announced the 2021 Toyota Mirai has officially set the Guinness World Record title for the longest distance by a hydrogen fuel cell electric vehicle without refueling.

The record of 845.3 miles was achieved during a roundtrip tour of Southern California on Aug. 23 and 24. The car consumed 5.65 kg of hydrogen.


"The official record attempt was closely monitored by Guinness World Records, adhering to its strict rules and documentation procedures," Toyota said. "On its efficiency-focused Aug. 23 and 24 journey, the Mirai logged an impressive 152 MPGe with water as its only emission. Guiness World Records adjudicator Michael Empric validated the Mirai’s tank with a seal at both the beginning and end of the journey."


That's more than twice the EPA range (402 miles for the XLE version and 357 miles for the Limited version) and significantly more than the European record of 623 miles, with 9 km of range remaining, set in May.


The other record set by a hydrogen fuel cell car belongs to the Hyundai NEXO---484 miles in 2019.


According to the press release, the record was achieved by drivers skilled in hypermiling techniques that optimized the Mirai’s vehicle performance under specific weather and driving conditions.


"Driven by professional hypermiler Wayne Gerdes and co-piloted by Bob Winger, the two-day trip began Aug. 23 at the Toyota Technical Center (TTC) in Gardena, CA, home of Toyota’s fuel cell development group," Toyota said. "The duo traveled south to San Ysidro and then north to Santa Barbara cruising through Santa Monica and Malibu beach along the Pacific Coast Highway. They returned to TTC that evening and logged 473 miles with only two driver swaps that day.


"The next day, Aug. 24, consisted of more local driving loops, where they pushed through 372 more miles of morning and afternoon rush hour traffic on the...

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