Condensed Matter (Semi-Solid-State) Battery Market

The global condensed matter (semi-solid-state) battery market size was USD 5.80 Billion in 2025 and is expected to register a revenue CAGR of 27.4% during the forecast period. Market revenue growth is supported by Chinese battery and automaker commercialization converging at commercial scale: CATL unveiled its Qilin Condensed Battery, delivering 350 watt-hours per kilogram of cell-level energy density and a full charge in 6 minutes 27 seconds, at its Super Tech Day event in Beijing in April 2026, while Ganfeng Lithium announced in May 2026 that its 500 watt-hour-per-kilogram-class lithium-metal semi-solid cell had entered small-batch production, the first product of its size and density class to do so. China's Ministry of Industry and Information Technology named solid-state and high-energy-density lithium-ion batteries a national technology priority at a January 2026 inter-ministerial meeting opening the country's 15th Five-Year Plan, reinforcing policy support for the underlying chemistry even as the country's first national standard for automotive solid-state batteries narrows the terminology permitted for commercial marketing. These are some of the key factors driving revenue growth of the market.

Gel polymer, in-situ solidified, composite oxide-polymer, biomimetic self-adaptive, and sulfide-based hybrid electrolyte formulations are the principal chemistry categories constituting the condensed matter battery market, with gel polymer chemistry commanding the largest share because it is the formulation WeLion New Energy has supplied to Nio in commercial volume since 2023. For instance, in December 2025, WeLion New Energy, China, disclosed laboratory test results of 824 watt-hours per kilogram for a next-generation solid-state cell, initiated pre-IPO tutoring toward a domestic ChiNext listing, and confirmed installed production capacity of 28.2 gigawatt-hours across facilities in Beijing, Jiangsu, Zhejiang, and Shandong provinces. Passenger electric vehicles remain the largest disclosed application, though eVTOL and low-altitude aviation applications are attracting disproportionate new commercial announcements given the technology's favorable weight-to-energy ratio relative to conventional lithium-ion.

However, China's first national standard for automotive solid-state batteries, GB/T 43568-2026, effective July 1, 2026, defines all-solid-state chemistry as containing less than 5% liquid electrolyte by mass and explicitly bans the terms semi-solid, quasi-solid, and pseudo-solid from product marketing, creating near-term naming and positioning uncertainty for manufacturers whose commercial products remain hybrid solid-liquid formulations rather than true all-solid-state cells. Sulfide-based solid electrolyte materials remain three to five times more expensive than conventional lithium-ion electrolyte on a cost basis, and most disclosed commercial deployments to date, including Nio's 150 kilowatt-hour pack, have shipped in limited volumes following repeated production delays rather than at full-scale automotive production rates. Cycle life and cost validation for the highest energy density formulations, such as Ganfeng Lithium's 500 watt-hour-per-kilogram lithium-metal cell, remains at the small-batch production stage rather than mass production. These factors substantially limit condensed matter (semi-solid-state) battery market growth over the forecast period.

Based on electrolyte composition, the global market is segmented into gel polymer electrolyte, in-situ solidified electrolyte, composite oxide-polymer electrolyte, biomimetic self-adaptive electrolyte, and sulfide-based hybrid electrolyte. The gel polymer electrolyte segment commands the largest revenue share because it is the chemistry WeLion New Energy has supplied to Nio in commercial volume since June 2023, with Nio's 150 kilowatt-hour ET7 pack using WeLion's 360 watt-hour-per-kilogram cells to deliver a tested range exceeding 1,000 kilometers, giving gel polymer formulations the longest real-world commercial operating track record among condensed matter chemistries.

The in-situ solidified electrolyte segment is expected to register a rapid revenue growth rate in the global market over the forecast period. CATL's Qilin Condensed Battery, unveiled in April 2026, uses an in-situ solidified condensed electrolyte with a biomimetic, micron-level self-adaptive net structure to achieve 350 watt-hours per kilogram at the cell level and a 760 watt-hour-per-liter pack-level volumetric energy density while eliminating liquid-electrolyte flammability, and CATL's reservation of 626,000 tonnes of copper foil supply from Guangdong Jiayuan Technology for 2026 through 2028, valued at approximately EUR 8.4 billion, signals manufacturing-scale intent behind the chemistry rather than a limited demonstration program.

• 01What is the global condensed matter (semi-solid-state) battery market size in 2025 and what CAGR is expected during 2026-2035?
• 02What did CATL unveil at its Super Tech Day event in April 2026 and what energy density and charging performance does the Qilin Condensed Battery achieve?
• 03What milestone did Ganfeng Lithium reach in May 2026 with its 500 watt-hour-per-kilogram lithium-metal battery?
• 04What does China's GB/T 43568-2026 national standard, effective July 2026, define as all-solid-state and which marketing terms does it ban?
• 05What laboratory energy density milestone did WeLion New Energy disclose in December 2025 and how does it compare with the company's current commercial product supplied to Nio?
• 06What role did China's Ministry of Industry and Information Technology assign to solid-state battery technology in its January 2026 15th Five-Year Plan priorities?
• 07What EUR 8.4 billion supply agreement did CATL reserve with Guangdong Jiayuan Technology and what does it signal about manufacturing intent?
• 08Why do sulfide-based solid electrolyte materials remain three to five times more expensive than conventional lithium-ion electrolyte?
• 09What EU and German subsidy and roadmap programs are supporting European solid-state battery development through 2028-2030?
• 10Why are eVTOL and low-altitude aviation applications attracting disproportionate condensed matter battery commercial announcements relative to passenger vehicle applications?

This report covers the global condensed matter (semi-solid-state) battery market across all major segments and geographic regions. Primary research combines panel conversations with industry experts and is cross-referenced against company annual reports and government agency data. All market size figures use 2025 as the base year with a 2026-2035 forecast period.