Sunman vs AEET - solar panel manufacturer comparison
Sunman has the broader catalog (6 vs 5 models). Sunman leads on peak efficiency at 19.40%.
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
Sunman Energy is a technology company pioneering ultra-light, glass-free crystalline silicon solar modules under its proprietary eArc technology — the world's first such product, weighing up to 70% less than conventional glass panels. Founded by Dr. Zhengrong Shi (the founder of Suntech), the company targets niche...
- Founded
- 2014
- Headquarters
- Shanghai, China
- Annual capacity
- 1-2 GW/year
- Employees
- 51-200
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
Dominant cell tech: <strong>PERC</strong> (100%)
Dominant cell tech: <strong>PERC</strong> (100%)
The flagships
Written summary
Sunman is a specialty solar manufacturer founded in 2014 by Dr. Zhengrong Shi - the entrepreneur who previously built Suntech into one of China's first globally recognized solar giants. The company's operational base is effectively Australia-focused, and in late 2025 it secured AUD 171 million in combined federal and state government funding to build a 500 MW module manufacturing plant in New South Wales's Hunter Valley. Sunman is not confirmed on Bloomberg NEF Tier 1 bankability lists, reflecting its status as a niche innovator rather than a high-volume commodity producer. AEET Energy Group GmbH is a considerably smaller operation headquartered in Bad Gandersheim, Germany, that combines photovoltaic wholesale distribution with project planning and installation services. ENF Solar lists AEET as a German manufacturer developing its own modules, though the company's primary public positioning is as a full-service regional partner for both residential customers and commercial solar parks. Between the two, Sunman carries the more recognizable institutional lineage and a clearer technology identity.
The contrast in product strategy is sharp. Sunman's defining product is the eArc range, a glass-free, ultra-lightweight crystalline silicon module made from a polymer composite that is roughly 70 percent lighter than a conventional framed glass panel and only 2 mm thick. That profile makes eArc suited to weight-sensitive structures, vehicles, marine applications, and curved or contoured surfaces where standard rigid panels cannot be fitted. The premium price reflects the specialized manufacturing process. AEET, by contrast, offers conventional crystalline silicon modules - sourced partly through partnerships with established manufacturers and partly under its own label - with a 10-year product warranty and a 25-year performance guarantee, targeting standard pitched-roof residential systems and mid-scale commercial ground or rooftop installations primarily in the German-speaking market.
For a typical buyer in 2025 who needs panels for a conventional rooftop or utility installation, neither brand is the obvious default: Sunman serves a distinct lightweight-application niche, and AEET is a regional European distributor-manufacturer without confirmed Tier 1 bankability. Buyers outside those specific contexts would generally be better served by an established Tier 1 manufacturer with multi-gigawatt capacity and a long track record of large-project financing.
Generated by Claude Sonnet · 2026-06-07
Other brand comparisons
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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.