Solaria vs AEET - solar panel manufacturer comparison
Solaria has the broader catalog (27 vs 5 models). Solaria leads on peak efficiency at 21.92%. Solaria leans bifacial (19% 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
Solaria is a leading European company focused on developing and generating solar photovoltaic energy. The company aims to contribute to decarbonization by creating a global energy model based on clean energy. Solaria specializes in the implementation and development of solar photovoltaic technology, from manufacturing...
- Founded
- 2002
- Headquarters
- Madrid, Spain
- Annual capacity
- 1.658 GW/year
- Employees
- 235
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
Solaria offers more 600W+ panels (19% of lineup)
Dominant cell tech: <strong>TOPCon</strong> (19%)
Dominant cell tech: <strong>PERC</strong> (100%)
The flagships
Written summary
Solaria is a Spanish solar manufacturer and renewable energy company founded in 2002 and publicly listed on the BME Madrid Stock Exchange, with a reported production capacity of 1.658 GW and 235 employees. AEET Energy Group is a smaller German PV wholesaler and panel supplier based in Bad Gandersheim, operating since approximately 2004 with no disclosed manufacturing capacity and a confirmed non-Tier 1 bankability status. Solaria's stock listing, larger workforce, and gigawatt-scale output give it a considerably stronger institutional footprint; AEET, by contrast, serves primarily as a distributor with a modest, niche catalog and no independent bankability certification.
Solaria's 27-panel lineup averages 435.9 Wp and 19.96% efficiency, reaching up to 680 Wp and 21.92% at the high end, with roughly 18.5% of models offering bifacial construction and an average product warranty of 26.5 years. A mean temperature coefficient of -0.36%/°C is competitive for warm-climate installations, and the breadth of the range suits premium residential rooftops through mid-scale commercial and industrial projects. AEET's five-panel catalog is far narrower, averaging just 190 Wp and 14.9% efficiency with a ceiling of 200 Wp and 15.7%, no bifacial options, and a 25-year average warranty. Those figures point to older-generation cell technology and fit mainly budget or small-scale off-grid scenarios where output density is not the primary concern.
For a typical buyer in 2025, Solaria is the more capable choice across residential, commercial, and light utility segments. Its higher efficiency ceiling, wider wattage range, bifacial availability, and longer average warranty all reflect sustained investment in current cell technology, while its exchange listing and gigawatt production capacity provide the bankability assurance that AEET - a non-Tier 1 supplier with an undisclosed manufacturing base - cannot offer. AEET panels may still find a niche in price-sensitive or legacy-replacement applications, but they should not be the default selection for any professionally financed solar project.
Generated by Claude Sonnet · 2026-05-11
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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.