AE Solar vs QSun Solar - solar panel manufacturer comparison
AE Solar has the broader catalog (646 vs 0 models). AE Solar leans bifacial (63% 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
AE Solar is a German Tier 1 manufacturer of high-efficiency photovoltaic (PV) modules. The company specializes in producing durable and innovative solar panels with German engineering standards, offering solutions for residential, commercial, and utility-scale applications. AE Solar operates in over 100 countries and...
- Founded
- 2003
- Headquarters
- Gersthofen, Germany
- Annual capacity
- 2+ GW/year
- Employees
- 501-1000
- 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
AE Solar skews to higher efficiency: 9% of lineup is 23%+
AE Solar offers more 600W+ panels (13% of lineup)
Dominant cell tech: <strong>TOPCon</strong> (54%)
The flagships
Written summary
AE Solar is a German solar module manufacturer founded in 2003 and headquartered in Königsbrunn, Bavaria, with production facilities in China, Georgia, and Turkey and a combined annual manufacturing capacity of approximately 2.5 GW. The company has been listed on BloombergNEF's Tier 1 PV Module Manufacturer ranking for the 16th consecutive time as of Q1 2025, and BloombergNEF specifically recognized AE Solar as Europe's sole Tier 1 module maker with high bankability in 2024 - a distinction that carries significant weight with project finance lenders and institutional procurement teams. Q-SUN Solar is a Chinese manufacturer established in 2014 and headquartered in Nanjing, Jiangsu, with production sites in Tianchang and Yancheng and a stated annual output above 4 GW. No BloombergNEF Tier 1 listing for Q-SUN Solar was found during research, which is a material consideration for buyers who need bankable modules for non-recourse project finance. On institutional footprint, AE Solar holds the clearly stronger position.
AE Solar's 2025 lineup spans N-type TOPCon panels in the Meteor series (415 W to 725 W), high-efficiency HJT modules in the Comet series reaching up to 23.05% module efficiency, and the Aurora range in monofacial and bifacial formats suited to residential rooftop, commercial C&I, and utility-scale ground-mount projects alike. Q-SUN Solar covers similar ground: the Mercury series brings N-type TOPCon technology across a 400 W to 720 W power range at efficiency above 22.5%, while the Onyx full-black series (440-460 W, up to 23.0% efficiency) targets aesthetics-driven residential buyers. The company also offers an HJT product in the Qrystal N8 line and backs its modules with a 30-year linear power warranty - notably longer than the prevailing 25-year industry standard.
For most buyers, both manufacturers offer technically comparable N-type TOPCon products at similar efficiency levels, and for smaller residential installations the two are broadly interchangeable. AE Solar is the safer default whenever bankability documentation, EU supply-chain traceability, or institutional due diligence is required - factors that matter most in large commercial, C&I, and utility projects across European markets. Q-SUN Solar may appeal to price-sensitive buyers in segments where Tier 1 certification is not a hard requirement, particularly given its longer warranty terms and competitive product specifications.
Generated by Claude Sonnet · 2026-05-14
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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.