The Donut Lab Battery Claims vs Reality: Why Experts Say It Can’t Exist

The Donut Lab Battery Claims vs Reality: Why Experts Say It Can’t Exist

Donut Lab claims its revolutionary battery can deliver extreme power density and fast charging in a compact donut-shaped form, but engineers say the physics don’t add up. Experts argue the design ignores thermal limits, energy density trade-offs, and basic electrochemistry, making the promises more hype than breakthrough.

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👇Reference to the news/charts & videos used in this video:
https://carnewschina.com/2026/01/20/g... https://insideevs.com/news/785308/don...

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