Toyota's EV Battery Production Efforts are Looking Up

Chris Teague
by Chris Teague

Toyota may be pushing hard toward more diverse propulsion options instead of solely focusing on EVs, but that doesn’t mean it’s not looking for ways to make headway on electrification. The Japanese auto giant recently announced its acquisition of Primearth EV Energy from Panasonic, which it said would give it a significant boost toward EV battery mass production.


The company already owned 60 percent of Primearth, starting with a 40 percent stake when it was founded in 1996, climbing to 60 percent in 2005. In 2010, Toyota grabbed another 20.5 percent, so this recent announcement only really covers 19.5 percent of Primearth. Some of the automaker’s other partially-owned companies already produce hybrid batteries, and some build PHEV and EV batteries.


Toyota has announced a next-generation battery that it said can deliver up to 500 miles of range. It’s expected to roll the first market-ready units in 2026, and it noted that they would support super-fast charging, with times as low as 20 minutes. That could coincide with a next-gen bZ4X or the expected bZ small crossover’s release.


By 2028, Toyota expects to offer EV batteries with more than 621 miles of range and the same 20-minute charging time. They are also expected to cost 10 percent less than the batteries released in 2026.


Toyota has long promised upgraded batteries, but the automaker has so far not hit its targets, pushing solid-state batteries out as far as 2030. In the meantime, its cautious approach to EVs looks to be paying off, as other automakers have grappled with wavering demand and high costs.


[Image: Toyota]


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Chris Teague
Chris Teague

Chris grew up in, under, and around cars, but took the long way around to becoming an automotive writer. After a career in technology consulting and a trip through business school, Chris began writing about the automotive industry as a way to reconnect with his passion and get behind the wheel of a new car every week. He focuses on taking complex industry stories and making them digestible by any reader. Just don’t expect him to stay away from high-mileage Porsches.

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  • Scott Scott on Mar 06, 2024

    Toyota is likely to go full Hybrid long before full EV (if ever) and that requires a lot of batteries so they need the capacity. The promised 500 mile range isn't the biggie, it's the 20 minute recharge time. That might mean you could add enough charge for 200-300 miles in 10 minutes which would end one of the real world problems.

  • SCE to AUX SCE to AUX on Mar 06, 2024

    Batteries don't provide range - cars do.


    That mythical 621-mile range is 1000 km WLTP, which is more like 520 miles EPA... but what size car do you get for that, and I'll guarantee it's not real-world.


    Toyota isn't sincere about EVs, nor tightening lug nuts.

  • Kmars2009 I rented one last fall while visiting Ohio. Not a bad car...but not a great car either. I think it needs a new version. But CUVs are King... unfortunately!
  • Ajla Remember when Cadillac introduced an entirely new V8 and proceeded to install it in only 800 cars before cancelling everything?
  • Bouzouki Cadillac (aka GM!!) made so many mistakes over the past 40 years, right up to today, one could make a MBA course of it. Others have alluded to them, there is not enough room for me to recite them in a flowing, cohesive manner.Cadillac today is literally a tarted-up Chevrolet. They are nice cars, and the "aura" of the Cadillac name still works on several (mostly female) consumers who are not car enthusiasts.The CT4 and CT5 offer superlative ride and handling, and even performance--but, it is wrapped in sheet metal that (at least I think) looks awful, with (still) sub-par interiors. They are niche cars. They are the last gasp of the Alpha platform--which I have been told by people close to it, was meant to be a Pontiac "BMW 3-series". The bankruptcy killed Pontiac, but the Alpha had been mostly engineered, so it was "Cadillac-ized" with the new "edgy" CTS styling.Most Cadillacs sold are crossovers. The most profitable "Cadillac" is the Escalade (note that GM never jack up the name on THAT!).The question posed here is rather irrelevant. NO ONE has "a blank check", because GM (any company or corporation) does not have bottomless resources.Better styling, and superlative "performance" (by that, I mean being among the best in noise, harshness, handling, performance, reliablity, quality) would cost a lot of money.Post-bankruptcy GM actually tried. No one here mentioned GM's effort to do just that: the "Omega" platform, aka CT6.The (horribly misnamed) CT6 was actually a credible Mercedes/Lexus competitor. I'm sure it cost GM a fortune to develop (the platform was unique, not shared with any other car. The top-of-the-line ORIGINAL Blackwing V8 was also unique, expensive, and ultimately...very few were sold. All of this is a LOT of money).I used to know the sales numbers, and my sense was the CT6 sold about HALF the units GM projected. More importantly, it sold about half to two thirds the volume of the S-Class (which cost a lot more in 201x)Many of your fixed cost are predicated on volume. One way to improve your business case (if the right people want to get the Green Light) is to inflate your projected volumes. This lowers the unit cost for seats, mufflers, control arms, etc, and makes the vehicle more profitable--on paper.Suppliers tool up to make the number of parts the carmaker projects. However, if the volume is less than expected, the automaker has to make up the difference.So, unfortunately, not only was the CT6 an expensive car to build, but Cadillac's weak "brand equity" limited how much GM could charge (and these were still pricey cars in 2016-18, a "base" car was ).Other than the name, the "Omega" could have marked the starting point for Cadillac to once again be the standard of the world. Other than the awful name (Fleetwood, Elegante, Paramount, even ParAMOUR would be better), and offering the basest car with a FOUR cylinder turbo on the base car (incredibly moronic!), it was very good car and a CREDIBLE Mercedes S-Class/Lexus LS400 alternative. While I cannot know if the novel aluminum body was worth the cost (very expensive and complex to build), the bragging rights were legit--a LARGE car that was lighter, but had good body rigidity. No surprise, the interior was not the best, but the gap with the big boys was as close as GM has done in the luxury sphere.Mary Barra decided that profits today and tomorrow were more important than gambling on profits in 2025 and later. Having sunk a TON of money, and even done a mid-cycle enhancement, complete with the new Blackwing engine (which copied BMW with the twin turbos nestled in the "V"!), in fall 2018 GM announced it was discontinuing the car, and closing the assembly plant it was built in. (And so you know, building different platforms on the same line is very challenging and considerably less efficient in terms of capital and labor costs than the same platform, or better yet, the same model).So now, GM is anticipating that, as the car market "goes electric" (if you can call it that--more like the Federal Government and EU and even China PUSHING electric cars), they can make electric Cadillacs that are "prestige". The Cadillac Celestique is the opening salvo--$340,000. We will see how it works out.
  • Lynn Joiner Lynn JoinerJust put 2,000 miles on a Chevy Malibu rental from Budget, touring around AZ, UT, CO for a month. Ran fine, no problems at all, little 1.7L 4-cylinder just sipped fuel, and the trunk held our large suitcases easily. Yeah, I hated looking up at all the huge FWD trucks blowing by, but the Malibu easily kept up on the 80 mph Interstate in Utah. I expect a new one would be about a third the cost of the big guys. It won't tow your horse trailer, but it'll get you to the store. Why kill it?
  • Lynn Joiner Just put 2,000 miles on a Chevy Malibu rental from Budget, touring around AZ, UT, CO for a month. Ran fine, no problems at all, little 1.7L 4-cylinder just sipped fuel, and the trunk held our large suitcases easily. Yeah, I hated looking up at all the huge FWD trucks blowing by, but the Malibu easily kept up on the 80 mph Interstate in Utah. I expect a new one would be about a third the cost of the big guys. It won't tow your horse trailer, but it'll get you to the store. Why kill it?
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