Tech
Donut Lab says latest test proves its solid-state battery isn’t a supercapacitor
Finnish startup clarifies its technology amidst speculation.
editorial-staff
1 min read
Updated about 1 month ago
Summary
Summary
- Donut Lab announced its solid-state battery earlier this year.
- Speculation arose about it being a supercapacitor.
- Latest tests confirm it is indeed a solid-state battery.
Key Facts
| Fact | Value |
|---|---|
| Company | Donut Lab |
| Technology | Solid-state battery |
| Date of announcement | 2026-03-09 |
Sources
Key Facts
| Fact | Value |
|---|---|
| Primary source | The Verge |
| Source count | 2 |
| First published | 2026-03-09T16:01:39.000Z |
Updates
Update at 09:51 UTC on 2026-03-10
Carscoops reported The Finnish firm claims it has beaten the world’s largest carmakers and battery giants to commercializing solid-state cells.
Sources: Carscoops