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Donut Lab hits 409 Wh/kg in battery lab test, but credibility is gone

Electrek新能源·2026/9/2 12:46:08🔗 原文

📌 概要

Donut Lab公布第三方测试数据,称其固态电池能量密度达409 Wh/kg、805 Wh/L,为公司首次正式公布能量密度数据。但此前承诺2026年一季度末实现量产并搭载于量产电动车的目标已落空,测试数据虽亮眼,公司信誉却已受损。

⚡ 关键要点

  • Donut Lab公布独立测试结果:电池能量密度达409 Wh/kg、805 Wh/L
  • 这是公司首次正式公开能量密度数据,此前数月一直受外界审视
  • 此前承诺2026年Q1量产固态电池并用于量产电动车的目标未兑现,信誉受损

Donut Lab has published a new independent test claiming its battery reached an energy density of 409 Wh/kg and 805 Wh/L, the first energy-density figure the company has put on record after months of scrutiny.

But the number lands against a promise the company has already broken: that this “solid-state” cell was in production and ready to power a production EV by the end of Q1 2026. It isn’t, and it wasn’t.

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