🌱 Sustainability & ESG

Donut Lab's 5-Minute Battery Charge: Miracle or Mirage?

Picture this: a battery gulping 130 amps, hitting 80% charge in under five minutes, no fire risk. Donut Lab says they've cracked solid-state — but the world's top battery bosses call bluff.

Supply Chain Beat Apr 11, 2026 4 min read
Donut Lab solid-state battery pouch cell under VTT fast-charge test with temperature graph

⚡ Key Takeaways

  • VTT tests validate Donut's ultra-fast charging claims: 80% in 4.6 minutes at 11C. 𝕏
  • Experts demand more: cell chemistry, weights, and 100,000-cycle proof missing. 𝕏
  • If real, solid-state breakthrough could disrupt global EV battery supply chains. 𝕏
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#Donut Lab #EV battery claims #EV battery controversy #VTT testing #battery skepticism #electric motorcycles #solid-state batteries

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Originally reported by IEEE Spectrum Transportation

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