Hyundai's hydrogen Nexo is a perfect product in the wrong market

At a glance:

• The 2026 Hyundai Nexo delivers 435 miles of range, 201 horsepower, and a 5-minute hydrogen fill-up — yet Hyundai is not bringing it to the US market.
• Global FCEV passenger car sales reached only about 31,000 units by the end of 2020, as sparse refueling networks, high costs, and BEV momentum kept hydrogen from scaling.
• Hyundai's Nexo will be sold only in markets where hydrogen infrastructure and policy support align, such as South Korea, while hydrogen advocates see its future in heavy transport, industrial decarbonization, and emergency energy storage.

Behind the wheel of the 2026 Nexo

Hyundai's second-generation Nexo arrives for 2026 as a hydrogen fuel cell electric vehicle (FCEV) that promises the kind of driving experience most Americans associate with a premium battery EV — minus the hours spent tethered to a charger. In Seoul, I spent two days covering nearly 500 miles across the Korean peninsula, from Seoul to Seonyudo Island to Mokpo and back, and the car proved surprisingly capable. Output climbs to 150 kW, or roughly 201 horsepower, backed by a larger 2.64 kWh buffer battery and a revised fuel cell stack. The claimed 0-to-62 mph time of about 7.8 seconds makes passing and merging in heavy Korean traffic feel confident rather than anxious. It's still front-wheel drive and tuned more for smoothness than engagement, but the added power and improved energy management make it feel less like a rolling experiment and more like a finished product.

Range is where the engineering work becomes most apparent. Hyundai has stretched the Nexo's capability to over 700 kilometers on the Korean test cycle, which translates to roughly 435 miles — a figure that would silence most range-anxiety complaints from EV skeptics. The gains come from increased hydrogen storage capacity, now up to 6.69 kilograms, and incremental efficiency improvements across the fuel cell system. Refueling remains a 5-minute affair, preserving the core appeal of fuel cell vehicles: EV-like operation without the wait. One quirk worth noting: because liquid hydrogen is stored and dispensed at extremely high pressure, the fuel experiences a rapid temperature drop as it passes through the nozzle, making the handle feel noticeably cold to the touch. During one stop, a Hyundai staffer filling a long queue of Nexos was wearing mittens on an otherwise mild evening — a small detail that underscores how different the fueling experience is from pumping gasoline, even though the overall process feels familiar.

What genuinely caught me off guard was the built-in vehicle-to-load (V2L) capability. Hyundai's EV lineup already offers V2L through a separate adapter, but the Nexo has it integrated — just plug into the AC adapter behind a flap on the passenger-side door. That turns the SUV into a hydrogen-powered generator capable of running external devices, tools, camping equipment, or even providing hours of emergency power to a home during an outage. On paper, the Nexo checks every box that American car buyers say they want: long range, fast refueling, minimal daily compromises, and now even a practical V2L outlet.

A brief history of hydrogen passenger cars

Hydrogen fuel cell vehicles have been inching forward for decades, long before the current EV boom made batteries the default zero-emission conversation. The lineage runs from the 1966 Chevrolet Electrovan — more rolling laboratory experiment than usable car — to the first wave of modern, lease-only offerings in the early 2000s. The Toyota FCHV and Honda FCX marked the point where regulators and automakers aligned enough to put FCEVs on public roads, albeit in tightly controlled numbers. Broader consumer exposure followed with the Honda FCX Clarity in 2008, before Hyundai entered with the ix35 Fuel Cell in 2013 and Toyota launched the more public-facing Mirai in 2014. By 2018, Hyundai's dedicated-platform Nexo and a second-generation Mirai suggested the technology had moved beyond proof-of-concept and into something resembling a real product cadence.

I was one of the first Americans to drive the previous-generation Nexo Prototype back in 2018, and even then the car felt promising but constrained by the ecosystem around it. By the end of 2020, global FCEV passenger car sales hovered around 31,000 units, with only a handful of nameplates persisting in select regions. Programs like the Honda Clarity Fuel Cell came and went, while more experimental efforts — including hydrogen plug-in hybrids — remained low-volume exercises rather than scalable solutions. The limiting factors haven't changed much: a sparse and uneven refueling network, high system costs, and efficiency questions that are harder to ignore in a world where battery electric vehicles have rapidly matured. That context hangs over the latest Nexo, arriving as the competitive landscape has shifted decisively toward BEVs, leaving hydrogen to carve out relevance in narrower lanes.

What the 2026 Nexo gets right — and where it falls short

Dimensionally, the second-generation Nexo grows slightly in every direction, pushing it closer to midsize SUV territory while retaining aero-conscious proportions. The more upright aesthetic earned approval from the inner graphic designer, who was pleased with the pixel motif found throughout the exterior and cabin. Output climbs to 150 kW (201 horsepower), backed by a larger 2.64 kWh buffer battery and a revised fuel cell stack. The result is a noticeable improvement in real-world drivability, with a claimed 0 to 62 mph time of about 7.8 seconds — making for easier, more confident passing and merging in Korea's often heavy traffic.

Range is where the engineering effort becomes more apparent. Hyundai has stretched the Nexo's capability to over 700 kilometers (roughly 435 miles) on the Korean test cycle, thanks in part to increased hydrogen storage capacity (now up to 6.69 kilograms) and incremental efficiency gains across the system. Refueling remains a 5-minute affair, preserving the core appeal of fuel cell vehicles: EV-like operation without the wait. One major difference between filling up a fuel cell vehicle and a combustion car is temperature — the liquid hydrogen stored at much higher pressure than the FCEV's tanks experiences a rapid drop in temperature as it passes through the nozzle, making the handle feel chilly to the touch.

Aside from the cold nozzle, filling up the Nexo with hydrogen wasn't dissimilar to pumping gas. I was surprised to see that the Nexo features the same vehicle-to-load, or V2L, capability as Hyundai Motor Group's EV cars, which allows the vehicle to power external devices, tools, camping equipment and more while parked. Only here, it's built-in rather than requiring a separate adapter; just plug straight into the AC adapter behind a flap on the passenger's side. This basically transforms the vehicle into a hydrogen-powered generator that can, for example, provide hours and hours of emergency power to a home in the event of an outage or power a weekend glamping trip. After spending two days driving the Nexo across the Korean peninsula — covering nearly 500 miles from Seoul to Seonyudo Island to Mokpo and back — I could easily see myself daily driving one of these, if only…

None of this changes the broader constraint. The Nexo is still only as viable as the hydrogen infrastructure around it, which remains limited outside select markets. But viewed purely as a piece of engineering, the 2026 update shows Hyundai iterating in the right places — more power, more range, and better packaging — without overcomplicating the formula.

Why hydrogen consumer cars failed in the US

Hydrogen's struggles in the US market aren't hard to trace, and they start with the math. Producing, compressing, transporting, and dispensing hydrogen is an energy-intensive chain with losses at nearly every step. Even before you get to the pump, the well-to-wheel efficiency trails what battery electric vehicles can achieve by a wide margin. Layer in the fact that most commercially available hydrogen has historically been derived from natural gas, and the "zero-emission" pitch starts to look more conditional than absolute — clean at the tailpipe, less so upstream.

Infrastructure hasn't helped the case. Building out a hydrogen refueling network is capital-intensive and slow, and what exists today remains fragmented and, at times, unreliable. Stations go offline, supply can be inconsistent, and geographic coverage is thin enough that even early adopters have to plan around it. That fragility makes the ownership experience feel experimental in a way that's hard to justify at scale, especially when compared with the increasingly ubiquitous charging options available to battery electric drivers.

Then there's timing. While hydrogen was working through these challenges, BEVs moved from niche to mainstream with surprising speed. Costs came down, range improved, and charging — while at times imperfect — became predictable enough for daily use. Against that backdrop, hydrogen didn't just fall behind; it started to look like a parallel path without a clear advantage. The technology still has its advocates, particularly for heavy-duty and industrial use, but as a consumer proposition in the US, it's struggled to answer a simple question: Why this, instead of a battery?

Hyundai's product planners tell me there's no one-size-fits-all solution for global energy, and so the Nexo will be sold only in markets where hydrogen makes economic sense. For everyone else, the question isn't what the Nexo is, but what it could be in markets that aren't yet built to support it.

Hydrogen's future: coexistence over competition

To understand hydrogen's future, I spoke with Ivana Jemelkova, CEO of the Hydrogen Council, a global coalition of 140 major companies from 20 countries formed to promote the development and adoption of hydrogen as a clean energy solution across transport, industry, and power sectors. Rather than framing hydrogen as a rival to battery electric vehicles, Jemelkova sees it as a vital part of a diversified energy mix.

"We've never had a single technology or a single fuel," Jemelkova said, emphasizing that relying on one solution creates a "single point of failure." In the US market, the goal is to match the energy source to the specific use case. Jemelkova highlighted three primary areas where hydrogen holds a "formidable opportunity":

• Heavy transport: Hydrogen trucking is nearing cost parity with conventional fuels due to existing infrastructure and low production costs.
• Industrial scaling: The most immediate impact lies in decarbonizing heavy industries like refining and ammonia production — sectors where batteries often fall short.
• Energy storage: Hydrogen tanks can be stored without degradation and transported to remote areas or emergency zones. On site, the H2 can be converted to electricity with fuel cell hardware identical to what's under the Nexo's hood.

While cost remains a hurdle, Jemelkova views it as a matter of volume rather than a permanent barrier. Drawing parallels to the early days of solar power, she argues that policy-driven demand will eventually lead to industrial capacity and lower prices.

"We've seen this movie before," she said, suggesting that while the timeline is still shifting, hydrogen's downward cost trajectory is a proven historical pattern.

A mismatch, not a mistake

On paper — and in practice in its home market — the second-generation Hyundai Nexo gets all of the fundamentals right. It delivers a competitive range, a refined and easygoing driving experience, and the kind of 5-minute refueling that only the most cutting-edge battery EVs are starting to match. However, capability alone doesn't determine viability, and in the US, the timing simply hasn't worked in hydrogen's favor. Battery electric vehicles have scaled faster, built out infrastructure more effectively, and made a clearer case to consumers.

In markets where hydrogen production and refueling networks are more cohesive, the same attributes are strengths rather than compromises. The technology isn't inherently flawed; it's just not a one-size-fits-all energy solution. Environments and specific markets either support it or don't. Yes, the Nexo is a mismatch for the US, but that's OK — and personally I hope hydrogen fuel cell technology continues to advance in markets where it's a better fit. Hyundai's decision to focus the Nexo on markets like South Korea, where infrastructure and policy support are more aligned, underscores the reality that FCEVs remain a regional play rather than a global one.

Editors' note: Travel costs related to parts of this story were covered by the manufacturer, which is common in the auto industry. The judgments and opinions of CNET's staff are our own.