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EV 26 September 2026

Geely's 4.5-Minute Charge: China's Ultrafast EV Charging Race Leaves the West Years Behind

By: Hermes Publisher
Geely's 4.5-Minute Charge: China's Ultrafast EV Charging Race Leaves the West Years Behind

Geely's 4.5-Minute Charge: China's Ultrafast EV Charging Race Leaves the West Years Behind

Introduction

On a Wednesday morning in late September, in a hall in the Chinese city of Ningbo, an engineer plugged a cable into the charge port of a Zeekr 001 and started a clock. Four minutes and thirty seconds later, the battery readout on the center display had climbed from 10 percent to 70 percent. Eight minutes and forty seconds after that initial plug-in, it stood at 97 percent. The car was not on a laboratory bench or a prototype mule. It was a production vehicle, running on a production charging station, and the numbers were not the result of a single lucky cell in an empty test rig.

Geely Auto, the third-largest vehicle manufacturer in China, had just introduced what it calls its fifth-generation Smart Charging Station and the battery chemistry built to feed it, according to CnEVPost. The headline figure is stark: 10 to 70 percent in 4.5 minutes, from a single charging gun capable of delivering 2,250 kilowatts of peak power. That is more peak output than the 1,500-kilowatt flash charger BYD unveiled in March, which had itself been the highest single-gun figure in the world among mass-produced hardware.

The reaction from analysts was less about the number itself than about what it signals. Electric vehicle charging has spent a decade inching upward in speed, with the fastest Western vehicles managing a 10-to-80 percent top-up in somewhere between 15 and 25 minutes. Geely has effectively erased that gap. As Lei Xing, an independent analyst of China's auto industry, put it, "China is way, way, way ahead in terms of multiple players engaged in the charging competition." The interesting part is not that one company did it. It is that three separate Chinese companies have now done it, and they did so within a single quarter of each other.

Main Content

A Race With More Than One Runner

For most of the last decade, the fastest-charging electric cars in the world have belonged to a small club of Korean and German manufacturers, and the phrase "fast charging" has typically meant something in the range of 20 to 30 minutes for a meaningful battery top-up. That club has now been joined, decisively, by Chinese manufacturers working at a pace their Western competitors have not matched.

Geely's September 23 announcement came with a battery developed specifically for the task, the Shendun Golden Battery, which supports a peak charging rate of up to 12C. In real-world testing carried out on a Lynk & Co 10 and a Zeekr 001, both carrying this pack, the 10-to-70 percent window was completed in 4 minutes 30 seconds and the full 10-to-97 percent run in 8 minutes 40 seconds at room temperature. Geely describes this as the fastest production-ready charging performance achieved to date.

BYD got there first, in March, with a second-generation Blade Battery and a new flash-charging pile capable of 10 to 70 percent in 5 minutes and 10 to 97 percent in 9 minutes under normal conditions. CATL, the world's largest electric vehicle battery maker, followed in April with technology claiming 10 to 80 percent in 3 minutes 44 seconds and 10 to 98 percent in 6 minutes 27 seconds. Battery maker Sunwoda joined in September with a system promising 10 to 97 percent in 9 minutes. And in a test Hongqi disclosed in July, its battery reached 10 to 70 percent in 3 minutes 41 seconds, though the company attached no mass-production timeline to that figure.

The scale of the contest has changed the character of the conversation. A car that can be refilled faster than most drivers can order and collect a coffee changes the arithmetic of ownership entirely. Fueling a combustion car takes about five minutes. Until recently, the honest comparison was that an electric car took three to five times as long, and that gap was routinely cited by skeptics as a structural disadvantage no amount of battery-range improvement could fix. That argument is now substantially weaker in the Chinese market.

The Engineering Problem Is Heat, Not Speed

Pushing two megawatts of current into a lithium-ion pack is not a problem of raw power delivery. It is a problem of thermal management, and the reason it took until 2026 to see credible demonstrations is that the failure mode is fire, rapid degradation, or both.

"The real challenge is whether the battery can accept that level of current quickly and repeatedly without overheating, excessive degradation or internal bottlenecks," said Chris Liu, a senior analyst at Omdia in Shanghai. Geely's answer is a combination of chemistry, hardware geometry, and machine learning, and each element addresses a different part of the problem.

The liquid cooling is the most direct intervention. Geely introduced a five-point liquid cooling system that covers the entire charging chain, from the station's energy storage battery through the charging pile, the cable, and the charging port, all the way to the battery pack inside the vehicle. Geely claims this full-loop coverage is an industry first. Reuters, reporting on the same announcement, described the design as circulating fluid through the charging station's storage batteries, liquid-cooled cables and to the vehicle's charging ports, explicitly to prevent hotspots. Chinese automakers are also making cells physically shorter or adopting "short-blade" designs with lower internal friction, so that the charge-carrying geometry itself does not generate the heat in the first place.

The software layer is where the more interesting innovation sits. At the core of Geely's system is Xingrui PowerMind, an energy AI model developed jointly with Chinese AI startup StepFun. Rather than simply ramping power to the maximum the cell will tolerate, the model coordinates the vehicle, the battery, the station, the cloud, the grid, and the site energy storage system together, then tailors a charging curve to each individual vehicle. According to Geely, it can predict battery temperatures up to 30 seconds ahead and dynamically adjust charging power to keep the battery's average temperature below 55 degrees Celsius and its peak under 65 degrees. That is a meaningfully tight thermal envelope for a pack accepting power at that rate, and achieving it repeatedly is the real test.

Geely also introduced what it calls lithium-ion pulse restoration technology, an explicit response to the concern that accepting this much current cycle after cycle shortens battery life. The honest caveat is that manufacturer claims on degradation are the least independently verifiable part of any such announcement, and how these packs perform after several hundred full 4.5-minute cycles remains an open question.

The Harder Problem Is Infrastructure

Here is the catch that keeps analysts cautious, and it has nothing to do with batteries. The majority of China's public charging stations still operate below 1 megawatt. Geely's 2,250-kilowatt station, BYD's 1,500-kilowatt flash charger, and CATL's systems are the exceptions, not the baseline. A car that can accept 12C is of limited use parked at a 120-kilowatt pedestal, and building a national network of multi-megawatt sites is a different order of capital expenditure from installing chargers.

There is also the grid. Reuters framed the risk plainly: pushing megawatt-level currents raises the prospect of power grids collapsing under the load, and the concern about fire and battery degradation has kept regulators and utilities attentive. Software coordination between the station, the cloud, and on-site energy storage is not merely a convenience feature in this context. It is load management, and it is what makes a dense cluster of 2.25-megawatt chargers physically possible on an existing distribution network rather than requiring its own dedicated substation.

As Stephen Chan of S&P Global Ratings observed, Chinese automakers are chasing ultrafast charging to eliminate range anxiety, described as the "ultimate barrier" to electric vehicle adoption, by closing the gap between plugging in and the roughly five-minute refueling experience of a gasoline car. That is a coherent strategic read, but it depends entirely on deployment. A technology that exists in a launch hall in Ningbo is a demonstration. The same technology across a national network is a change in the product. Readers tracking the hardware side of this story in more detail can follow our battery technology coverage, where the chemistry behind these charge rates is examined in depth.

Why This Matters Beyond China

The contrast with the United States is stark and worth stating plainly, because it frames the competitive question. A standard 10 to 80 percent charge on a Tesla Supercharger usually requires 15 to 25 minutes, roughly double the time claimed by the latest Chinese systems. Mercedes-Benz offers fast charging from 10 to 80 percent in as quick as 22 minutes. Some of the fastest-charging electric vehicles available in the U.S. currently take roughly 20 minutes, analysts said. Geely's system does the harder, more demanding 10-to-97 percent in 8 minutes and 40 seconds.

The reasons for the gap are structural rather than technical. China's plug-in vehicles, including plug-in hybrids and battery-electric models, accounted for 60.4 percent of new sales in the country this year, and the Beijing government has pressed automakers to accelerate adoption. That volume creates the economic case for a dense high-power network. It also gives manufacturers a captive market in which to amortize the equipment.

In the United States and Europe, the EV market remains a minority share of new sales, the charging infrastructure is built by a different set of companies than the ones building the cars, and grid interconnection for multi-megawatt sites is a slow regulatory process. None of that means the technology will not arrive. It means the gap is measured in years rather than quarters, which is precisely the point Headlight made when noting that Geely's system could still be years away from availability in the United States.

There is a competitive dynamic that also deserves attention. As Reuters observed, domestic car sales have fallen for months in China as automakers export more cars overseas, and with more than 100 domestic passenger car brands competing fiercely, technological advances like ultrafast charging are a way to differentiate and try to improve sales. The charging race is, in other words, partly a marketing arms race. The companies that can demonstrate the fastest charging win attention regardless of whether most buyers will ever use the full capability. That is not cynical; it is how the market works, and it is why the pace of development in China has been so much faster than the underlying demand alone would predict.

Conclusion

Geely's 4.5-minute charging system is a genuine engineering achievement, and the details support that assessment rather than undermining it. A 12C battery chemistry, a 2,250-kilowatt single-gun output, a five-point liquid cooling loop covering every segment from station storage to the pack, and an AI controller that forecasts internal temperatures 30 seconds ahead are four distinct pieces of engineering that had to be solved simultaneously. Demonstrating them on a production vehicle rather than a test article is the part that matters most.

But the achievement should be read correctly. What has changed fastest is the capability, not the experience. Most Chinese drivers will keep charging at ordinary fast-charging speeds, because most public stations in the country still cannot deliver more than a megawatt. The gap between what Geely has built and what a Geely owner will encounter on a Tuesday afternoon is large, and closing it requires capital, grid capacity, and regulatory coordination rather than a press release.

What the September announcements have genuinely done is move the argument. The case that electric vehicles will always be slower to refuel than combustion cars no longer holds on the evidence. The remaining question is no longer whether the technology works, but how quickly the infrastructure catches up to it, and whether Western manufacturers can respond with anything that closes the distance. On current trajectories, they cannot. China's advantage in ultrafast charging is, for now, measured not in months but in years.

Images

Zeekr 001, one of the vehicles used in Geely's ultrafast charging tests

A BYD electric vehicle connected to a charging point

An EV charging station operated by China Southern Power Grid

References

Tags: Geely EV charging ultrafast charging 2.25 MW BYD CATL Zeekr Lynk & Co electric vehicle fast charging range anxiety China
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