--- title: "AE Solar vs QSun Solar - Brand Comparison | ComparePV" description: "Compare AE Solar vs QSun Solar solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background." source: "https://comparepv.com/ae-solar-vs-qsun-solar" --- # AE Solar vs QSun Solar AE Solar has the broader catalog (646 vs 0 models). AE Solar leans bifacial (63% of lineup). ## The two companies | Attribute | AE Solar | QSun Solar | | --- | --- | --- | | Country | Germany | | | Headquarters | Gersthofen | | | Founded | 2003 | | | Employees | 501-1000 | | | Annual capacity | 2+ GW/year | | | Tier 1 | yes | no | | Listed | | | | Website | [https://ae-solar.com](https://ae-solar.com) | | 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... ## Catalog & Power | Measure | AE Solar | QSun Solar | Margin | | --- | --- | --- | --- | | Panel Models | 646 | 0 | +646 | | Max Power | 730 W | 0 W | +730 W | | Avg Power | 489 W | 0 W | +489 W | ## Efficiency | Measure | AE Solar | QSun Solar | Margin | | --- | --- | --- | --- | | Max Efficiency | 24.43% | - | | | Avg Efficiency | 21.11% | - | | ## Reliability & Warranty | Measure | AE Solar | QSun Solar | Margin | | --- | --- | --- | --- | | Avg Temp Coefficient | -0.312%/°C | - | | | Bifacial Share | 405 (63%) | 0 (0%) | +63 pp | | Avg Warranty | 29.7 yrs | - | | ## Efficiency distribution AE Solar skews to higher efficiency: 9% of lineup is 23%+ | Efficiency band | AE Solar | QSun Solar | | --- | --- | --- | | \<20% | 74 (11.5%) | 0 | | 20-21% | 171 (26.5%) | 0 | | 21-22% | 142 (22.0%) | 0 | | 22-23% | 199 (30.8%) | 0 | | 23%+ | 60 (9.3%) | 0 | ## Power distribution AE Solar offers more 600W+ panels (13% of lineup) | Power band | AE Solar | QSun Solar | | --- | --- | --- | | \<400W | 78 (12.1%) | 0 | | 400-499W | 329 (50.9%) | 0 | | 500-599W | 154 (23.8%) | 0 | | 600-699W | 55 (8.5%) | 0 | | 700W+ | 30 (4.6%) | 0 | ## Cell technology Dominant cell tech: **TOPCon** (54%) | Technology | AE Solar | QSun Solar | | --- | --- | --- | | TOPCon | 349 (54.0%) | 0 | | PERC | 245 (37.9%) | 0 | | Back Contact | 21 (3.3%) | 0 | | N-type | 17 (2.6%) | 0 | | BIPV | 9 (1.4%) | 0 | | HJT | 5 (0.8%) | 0 | ## Top panels, AE Solar | # | Model | Power | Efficiency | Temp. coefficient | Technology | | --- | --- | --- | --- | --- | --- | | 1 | [CME-132BDS-730](https://comparepv.com/panel/ae-solar-cme-132bds-730) | 730 | 23.5 | -0.290 | Monocrystalline | | 2 | [CME-132BDS-730W](https://comparepv.com/panel/ae-solar-cme-132bds-730w) | 730 | 23.5 | -0.290 | Monocrystalline | | 3 | [CME-132BDS-725](https://comparepv.com/panel/ae-solar-cme-132bds-725) | 725 | 23.4 | -0.290 | Monocrystalline | | 4 | [CME-132-725W](https://comparepv.com/panel/ae-solar-cme-132-725w) | 725 | 23.4 | -0.290 | Monocrystalline | | 5 | [CME-132BDS-725W](https://comparepv.com/panel/ae-solar-cme-132bds-725w) | 725 | 23.4 | -0.290 | Monocrystalline | | 6 | [AE CME-132 720](https://comparepv.com/panel/ae-solar-ae-cme-132-720) | 720 | 23.2 | -0.290 | Monocrystalline | | 7 | [CME-132BDS-720](https://comparepv.com/panel/ae-solar-cme-132bds-720) | 720 | 23.2 | -0.290 | Monocrystalline | | 8 | [AE CME-132-720](https://comparepv.com/panel/ae-solar-ae-cme-132-720-1) | 720 | 23.2 | -0.290 | Monocrystalline | | 9 | [CME-132-720W](https://comparepv.com/panel/ae-solar-cme-132-720w) | 720 | 23.2 | -0.290 | Monocrystalline | | 10 | [CME-132BDS-720W](https://comparepv.com/panel/ae-solar-cme-132bds-720w) | 720 | 23.2 | -0.290 | Monocrystalline | ## 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. Written by claude-sonnet from the figures above. ## Other comparisons - [AE Solar vs A.B. Energy](https://comparepv.com/ae-solar-vs-a-b-energy) - [AEET vs QSun Solar](https://comparepv.com/aeet-vs-qsun-solar) - [AE Solar vs AIKO](https://comparepv.com/ae-solar-vs-aiko) - [AKCOME vs QSun Solar](https://comparepv.com/akcome-vs-qsun-solar) - [AE Solar vs ARTsolar](https://comparepv.com/ae-solar-vs-artsolar) - [ASM vs QSun Solar](https://comparepv.com/asm-vs-qsun-solar) --- Source: https://comparepv.com/ae-solar-vs-qsun-solar Not in this file, on the page: the distributions above drawn as charts.