BYD is pitching a version of fast charging that does not come with a premium price. Its new Blade Battery 2.0 is built on lithium iron phosphate, or LFP, which the Ziroth video calls the cheapest of the mainstream lithium chemistries, and the company says the pack can take a rapid top up in about five minutes. A full charge is quoted at nine minutes, and a 10 to 70 percent boost at five. The video reports the cells are already in mass production and rolling out alongside a network of flash chargers in China and Europe, with a live demonstration shown on a Denza Z9 GT. The pitch is straightforward: keep the low cost LFP is known for, then add charging speeds that used to belong to expensive nickel based packs.
Public fast charging today generally tops out in the low hundreds of kilowatts, and the very fastest chargers most drivers can find sit well under a megawatt, so a system built around minute scale charging would sit at the front of the pack if it delivers as described. What makes the claim different from a spec sheet stunt is the chemistry it is attached to. LFP has spread across budget and mid range EVs because it is cheaper and more thermally stable than nickel rich cells, but it has usually charged slower and stored less energy per kilogram. The interesting question for buyers is not the headline number, it is whether the same technology filters down into cars people can actually afford, which is exactly where LFP already lives. A warranty is where a maker puts money behind its claims, so the extended coverage the video cites is worth as much attention as the charging time. The video is also candid that this changes little for drivers who charge at home overnight, and matters most for people in flats, renters, and anyone regularly covering long distances.
The video walks through how the speed is achieved rather than treating it as a single trick. It describes a buffer battery, a stationary pack that sits beside the charger, fills gradually from the grid, then discharges quickly into a car so the grid connection does not have to be enormous. Ziroth reports the setup draws around 200 kW from the grid but can deliver up to 1.5 megawatts into a vehicle in a burst, using a liquid cooled cable and a roughly 1,000 volt architecture to keep current in check. On the cell side, the video says BYD improved the electrolyte's conductivity and added silicon to the graphite anode to resist the lithium plating that fast charging can cause. It notes two cell sizes, one tuned for high power and a longer version rated at around 210 watt hours per kilogram for range. BYD also told the channel the cells passed nail penetration and high temperature tests, quoted 5,000 cycles with the warranty extended to 155,000 miles, and said charging from minus 30 Celsius adds only about three minutes because the pack preheats itself. BYD is targeting 20,000 flash chargers in China by the end of 2026, with smaller rollouts planned in Europe and the UK. The buffer packs themselves use the same Blade 2.0 cells, and the video says BYD models charging demand in advance and sizes them for rush hour so they should not fully drain between sessions.
Bottom line: The number that matters here is not five minutes, it is the letters LFP. Plenty of cars can already charge quickly if you pay for premium cells and a premium platform. Doing it on the cheap chemistry, at the scale BYD is describing, is the part that would actually change what a normal EV feels like to own. The claims are BYD's own and the charger rollout is still ramping, so treat the timelines with some caution. But if even half of this holds up, the long standing gap between cheap and fast starts to close, and that matters more than any single demo.
Commentary on a third-party video. Figures and claims are as presented in the source and have not been independently verified. Spotted an error? Tell us and we will correct it.