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SiCore / SiMaxx high-energy vs Qilin Condensed

RANKED BY GRAVIMETRIC ENERGY DENSITY (WH/KG) OF A COMMERCIALLY OFFERED CELL #1 VS #3 CHECKED 06 SEPT 2026
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Verdict

SiCore / SiMaxx high-energy ranks #1 of 5 on Gravimetric energy density (Wh/kg) of a commercially offered cell (450 Wh/kg); Qilin Condensed ranks #3 (350 Wh/kg).

Rank 01 of 5 · leads
Gravimetric energy density (Wh/kg) of a commercially offered cell
450 Wh/kg
MakerAmprius
Date2025
Verified04 Sept 2026
Evidence
Amprius SiCore product page: "SiCore delivers up to 450 Wh/kg". Amprius Q3 2026 product catalog: silicon-anode cells "offer up to 450 Wh/kg and 1,150 Wh/L — among the highest levels commercially available today". Specific catalog SKUs also list 400 and 395 Wh/kg including packaging. SiCore 500 (500 Wh/kg) is announced for commercial availability in Q4 2026 and is not treated as shipping in this row.
Rank 03 of 5
Gravimetric energy density (Wh/kg) of a commercially offered cell
350 Wh/kg
MakerCATL
Date2026
Verified04 Sept 2026
Evidence
CATL Super Technology Day post 21 Apr 2026: Qilin Condensed Battery "achieving 350 Wh/kg cell energy density and 760 Wh/L volumetric energy density — setting a new record for mass-produced batteries". Aviation-derived condensed electrolyte; CATL presents it as a passenger-vehicle product, not a lab cell.
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Source Vendor product pages and official launch posts (Amprius SiCore / catalog; CATL Super Technology Day 2026) Last checked 06 Sept 2026
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