Astronergy vs Techwise Solar - solar panel manufacturer comparison
Techwise Solar has the broader catalog (164 vs 150 models). Astronergy leads on peak efficiency at 24.80%. Astronergy leans bifacial (69% 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
Astronergy is a global manufacturer and supplier of solar modules, and a subsidiary of Chint Group, one of the world's leading providers of smart energy solutions. The company focuses on the R&D, production, and sales of high-efficiency crystalline silicon PV cells and PV modules. Astronergy has established...
- Founded
- 2006
- Headquarters
- Hangzhou, China
- Annual capacity
- 76+ GW/year
- Employees
- 12000+
- Tier 1 bankable
- Yes
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
Astronergy skews to higher efficiency: 39% of lineup is 23%+
Astronergy offers more 600W+ panels (40% of lineup)
Dominant cell tech: <strong>TOPCon</strong> (89%)
Dominant cell tech: <strong>TOPCon</strong> (70%)
The flagships
Written summary
Astronergy is a Chinese solar module manufacturer founded in 2006 as part of CHINT Group, one of China's largest electrical equipment conglomerates, which reported operating revenues of USD 25.91 billion in 2025. The company has been listed multiple times as a Tier 1 PV Module Manufacturer by BloombergNEF and was included in the S&P Global Commodity Insights Tier 1 Cleantech Companies list for 2025. Cumulative global shipments exceeded 130 GW by end of 2024, and the company was targeting a production capacity of over 100 GW for 2025. Techwise Solar Technology Co., Ltd., headquartered in Nantong, Jiangsu Province, is a considerably smaller operation with an annual production capacity of approximately 1 GW. It holds standard certifications including TUV, CE, ISO, and CGC, and offers ODM/OEM manufacturing services, but does not appear on the BloombergNEF Tier 1 list. On institutional scale and bankability, Astronergy has a substantially stronger footprint.
Astronergy's portfolio is heavily concentrated in N-type TOPCon cell technology, which accounted for the large majority of its module output by 2025, with PERC representing a declining share. The ASTRO N series spans residential rooftop, commercial and industrial, and utility-scale ground-mount use cases. The high-power ASTRO N8 Pro line, exceeding 800 W per panel, targets large-scale ground-mount plants where output density and land efficiency are critical. The N7s 2.0 series earned the KIWA TOP PERFORMER 2025 designation, and the company has received PVEL Top Performer recognition on multiple occasions. Techwise Solar offers a broader technology mix - including PERC, TOPCon, and bifacial double-glass modules - aimed at ground-mounted power plants, commercial installations, and rooftop projects. The company also supplies inverters, energy storage batteries, and mounting structures, positioning itself as a full-spectrum solution provider. Its ODM/OEM capability suggests it may also manufacture white-label modules for other brands.
For most international buyers - whether residential installers, commercial developers, or utility-scale investors requiring project financing - Astronergy is the clearer default choice. Its confirmed Tier 1 bankability, documented PVEL performance record, multi-gigawatt supply chain maturity, and established global distribution network all reduce financing, reliability, and warranty execution risk. Techwise Solar may suit budget-sensitive procurement or buyers who value integrated equipment supply, but prospective customers should request independent field test data and conduct financial due diligence before committing to significant volumes.
Generated by Claude Sonnet · 2026-07-11
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Shop prices: See 38 Astronergy offers
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.