Gamko New Energy vs Sunova - solar panel manufacturer comparison
Gamko New Energy has the broader catalog (255 vs 183 models). Gamko New Energy leads on peak efficiency at 24.14%. Sunova leans bifacial (92% of lineup).
Both catalogues are read from the manufacturers' own datasheets. A brand is not scored against the market here, only against the other brand on this page.
The two companies
Gamko New Energy is a professional solar module manufacturer with a 10-year experience in production and quality control since 2008. They also provide technical services for solar power plants, including design, installation, and maintenance. In 2018, their production capacity reached 2GW.
- Founded
- 2008
- Headquarters
- Nantong, Jiangsu, China
- Annual capacity
- 1.2 GW/year
- Employees
- 201-300
Catalogue against catalogue
An average over a catalogue describes the range a manufacturer publishes, not the module you would buy. A brand with two flagship panels and eighty older ones averages worse than one that has retired its back catalogue.
What each of them builds
Gamko New Energy skews to higher efficiency: 40% of lineup is 23%+
Gamko New Energy offers more 600W+ panels (23% of lineup)
Dominant cell tech: TOPCon (57%)
Dominant cell tech: PERC (49%)
The flagships
Written summary
Gamko New Energy is a Chinese solar module manufacturer headquartered in Nantong, Jiangsu province, founded in 2017 with a reported annual production capacity of approximately 1.2 GW as of 2023. The company holds standard international certifications including IEC61215, IEC61730, ISO9001, and ISO14001, and describes itself in its own marketing as a Tier 1 factory, though no independent BloombergNEF bankability confirmation has been identified in available sources. Sunova Solar Technology, also a Chinese-origin company founded in 2016, operates at a substantially larger scale with manufacturing facilities in China and Vietnam: approximately 5.5 GW of integrated module capacity, a 9 GW cell factory in Sichuan province, and cumulative global shipments of 7.1 GW by the end of 2024. Sunova achieved confirmed BloombergNEF Tier 1 status in Q3 2023, backed by non-recourse project financing across at least six independent banks - a formal bankability credential that Gamko does not appear to hold. On institutional footprint, Sunova carries a clear and verifiable lead.
Gamko's catalog spans a wide power range, from small off-grid modules through residential panels to high-power commercial units above 800 W, using PERC and TOPCon cell technologies with bifacial options available. This breadth makes Gamko a flexible supplier for smaller installers, off-grid system integrators, and cost-driven B2B buyers who prioritize product variety over brand recognition or lender acceptance. Sunova, by contrast, is primarily positioned toward utility-scale and commercial-industrial (C&I) projects where bankability is a standard due-diligence requirement from project lenders. Its confirmed Tier 1 standing and substantial shipping history make it a natural fit for project developers working with institutional capital across Europe, Asia, and emerging markets.
For a typical international buyer evaluating these two brands, Sunova is the more defensible default wherever project financing or counterparty risk enters the equation. Gamko remains a credible and competitively priced choice for smaller off-grid or commercial installations where lender sign-off is not required. The two brands are not interchangeable: Sunova's verified bankability, far greater cumulative volume, and significantly larger production scale give it a meaningful advantage in mainstream project development, while Gamko occupies a more niche role as a smaller, export-oriented manufacturer serving price-sensitive buyers.
Generated by Claude Sonnet · 2026-05-14
Other brand comparisons
Comparisons are computed from manufacturer datasheets held in the ComparePV database and may not reflect a brand's complete current lineup. Nothing on this page is paid placement.