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  "path": "/threads/donut-lab%E2%80%99s-solid-state-battery-this-may-be-it.2633894/",
  "publishedAt": "2026-02-24T03:04:33.000Z",
  "site": "https://forums.anandtech.com",
  "tags": [
    "The Garage",
    "https://www.techbuzz.ai/articles/donut-lab-s-solid-state-battery-passes-first-independent-test",
    "Read more"
  ],
  "textContent": "Just passed third-party validation:\n\n\n\n https://www.techbuzz.ai/articles/donut-lab-s-solid-state-battery-passes-first-independent-test \n\n\n**Claims:**\n\n* Up to 37 miles of range added per minute of charging (FULL charge in 5 minutes), _much_ faster than Tesla Supercharging (20 to 40 minutes)\n* Can charge safely to 100% repeatedly (no slowdown near full)\n* Long-range batteries no longer matter because charging is no longer a time barrier\n\n* 370-mile range motorcycle demo\n* 20.2 kWh battery = 217 miles range\n* 33.3 kWh battery = 370 miles range\n\n* 400 Wh/kg energy density (current lithium-ion EV batteries are ~250 to 300 Wh/kg)\n* 30 to 60% more energy per weight\n* Very high safety (no flammable liquid electrolyte)\n\n* 100,000 charge cycles lifespan (vs ~1,000 to 2,000 today)\n* Works from −22°F to 212°F with over 99% capacity retention\n* Ability to use existing battery manufacturing infrastructure\n\n* “Lower cost than lithium-ion”\n* Made from “abundant, low-cost materials”\n* They...\n\nRead more",
  "title": "Donut Lab’s solid-state battery: THIS MAY BE IT!!"
}