--- title: "AEET vs Suntech - Brand Comparison | ComparePV" description: "Compare AEET vs Suntech solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background." source: "https://comparepv.com/aeet-vs-suntech" --- # AEET vs Suntech Suntech has the broader catalog (255 vs 5 models). Suntech leads on peak efficiency at 24.80%. Suntech leans bifacial (45% of lineup). ## The two companies | Attribute | AEET | Suntech | | --- | --- | --- | | Country | | China | | Headquarters | | Wuxi | | Founded | | 2001 | | Employees | | | | Annual capacity | | | | Tier 1 | no | yes | | Listed | | | | Website | | [https://www.suntech-power.com](https://www.suntech-power.com) | ## Catalog & Power | Measure | AEET | Suntech | Margin | | --- | --- | --- | --- | | Panel Models | 5 | 255 | +250 | | Max Power | 200 W | 735 W | +535 W | | Avg Power | 190 W | 505 W | +315 W | ## Efficiency | Measure | AEET | Suntech | Margin | | --- | --- | --- | --- | | Max Efficiency | 15.70% | 24.80% | +9.10 pp | | Avg Efficiency | 14.90% | 21.76% | +6.86 pp | ## Reliability & Warranty | Measure | AEET | Suntech | Margin | | --- | --- | --- | --- | | Avg Temp Coefficient | - | -0.316%/°C | | | Bifacial Share | 0 (0%) | 114 (45%) | +45 pp | | Avg Warranty | 25.0 yrs | 28.4 yrs | +3.4 yr | ## Efficiency distribution Suntech skews to higher efficiency: 19% of lineup is 23%+ | Efficiency band | AEET | Suntech | | --- | --- | --- | | \<20% | 5 (100.0%) | 11 (4.3%) | | 20-21% | 0 | 61 (23.9%) | | 21-22% | 0 | 64 (25.1%) | | 22-23% | 0 | 70 (27.5%) | | 23%+ | 0 | 49 (19.2%) | ## Power distribution Suntech offers more 600W+ panels (20% of lineup) | Power band | AEET | Suntech | | --- | --- | --- | | \<400W | 5 (100.0%) | 32 (12.5%) | | 400-499W | 0 | 104 (40.8%) | | 500-599W | 0 | 69 (27.1%) | | 600-699W | 0 | 42 (16.5%) | | 700W+ | 0 | 8 (3.1%) | ## Cell technology Dominant cell tech: **PERC** (100%) Dominant cell tech: **TOPCon** (71%) | Technology | AEET | Suntech | | --- | --- | --- | | PERC | 5 (100.0%) | 5 (2.0%) | | TOPCon | 0 | 180 (70.6%) | | Unknown | 0 | 65 (25.5%) | | N-type | 0 | 5 (2.0%) | ## Top panels, AEET | # | Model | Power | Efficiency | Temp. coefficient | Technology | | --- | --- | --- | --- | --- | --- | | 1 | [SE200M(24)F](https://comparepv.com/panel/aeet-se200m-24-f) | 200 | 15.7 | - | Monocrystalline | | 2 | [SE195M(24)F](https://comparepv.com/panel/aeet-se195m-24-f) | 195 | 15.3 | - | Monocrystalline | | 3 | [SE190M(24)F](https://comparepv.com/panel/aeet-se190m-24-f) | 190 | 14.9 | - | Monocrystalline | | 4 | [SE185M(24)F](https://comparepv.com/panel/aeet-se185m-24-f) | 185 | 14.5 | - | Monocrystalline | | 5 | [SE180M(24)F](https://comparepv.com/panel/aeet-se180m-24-f) | 180 | 14.1 | - | Monocrystalline | ## Top panels, Suntech | # | Model | Power | Efficiency | Temp. coefficient | Technology | | --- | --- | --- | --- | --- | --- | | 1 | [STP735S-D66-Nsh+](https://comparepv.com/panel/suntech-stp735s-d66-nsh) | 735 | 23.7 | -0.280 | Monocrystalline | | 2 | [STP730S-D66-Nsh+](https://comparepv.com/panel/suntech-stp730s-d66-nsh) | 730 | 23.5 | -0.280 | Monocrystalline | | 3 | [STP725S-D66-Nsh+](https://comparepv.com/panel/suntech-stp725s-d66-nsh) | 725 | 23.3 | -0.280 | Monocrystalline | | 4 | [STP720S-D66-Nsh+](https://comparepv.com/panel/suntech-stp720s-d66-nsh) | 720 | 23.2 | -0.280 | Monocrystalline | | 5 | [STP715S-D66-Nsh+](https://comparepv.com/panel/suntech-stp715s-d66-nsh) | 715 | 23.0 | -0.280 | Monocrystalline | | 6 | [STP710S-D66-Nsh+](https://comparepv.com/panel/suntech-stp710s-d66-nsh) | 710 | 22.9 | -0.290 | Monocrystalline | | 7 | [STP705S-D66-Nsh+](https://comparepv.com/panel/suntech-stp705s-d66-nsh) | 705 | 22.7 | -0.290 | Monocrystalline | | 8 | [STP700S-D66-Nsh+](https://comparepv.com/panel/suntech-stp700s-d66-nsh) | 700 | 22.5 | -0.290 | Monocrystalline | | 9 | [STP675S-D66/Wmh](https://comparepv.com/panel/suntech-stp675s-d66-wmh) | 675 | 21.7 | -0.340 | Monocrystalline | | 10 | [STP670S-D66/Wmh](https://comparepv.com/panel/suntech-stp670s-d66-wmh) | 670 | 21.6 | -0.340 | Monocrystalline | ## Summary Suntech is a Chinese solar module producer headquartered in Wuxi, Jiangsu, founded in 2001 by Dr. Zhengrong Shi. It became the first Chinese high-tech private company to list on the New York Stock Exchange in 2005, and at its peak around 2010-2011 shipped over 2 GW of modules annually, briefly ranking as the world's largest PV supplier. After a 2013 bankruptcy and subsequent restructuring under new ownership, the company stabilized and has since earned recognition on Bloomberg New Energy Finance's Most Bankable PV Module Brands list, confirming institutional-grade creditworthiness. Suntech reports cumulative global shipments exceeding 55 GW as of recent years, giving it a substantially larger institutional footprint than most mid-tier brands. AEET Energy Group GmbH is a German-based photovoltaic wholesale distributor headquartered in Bad Gandersheim, Germany. Unlike Suntech, AEET does not manufacture panels itself but instead sources modules from third-party producers and resells them under its own label, positioning itself primarily as a full-service supply partner for the European market. The company maintains a network of more than 500 certified specialist partners in Germany and carries an assortment spanning both residential and small commercial project sizes. Because AEET operates as a distributor rather than a vertically integrated manufacturer, it does not appear on BloombergNEF Tier 1 lists and carries no independently verified production capacity figure of its own. For a typical buyer in 2025, Suntech is the more straightforward choice when bankability documentation and supply chain transparency are priorities - it comes with a verifiable BNEF track record and decades of shipment volume behind it. AEET may suit buyers who value a European-based logistics partner with local support networks in Germany, but they should clarify which underlying brand sits behind the AEET label on any given order, since panel quality ultimately depends on the original manufacturer rather than the distributor. \---LINKS--- \- https://8msolar.com/suntech-solar-panels-review/ \| Suntech Solar Panels Review (2025) - 8MSolar \| review \- https://comparepv.com/reviews/suntech \| Suntech Solar Panels Review 2026 - ComparePV \| review \- https://www.enfsolar.com/aeet \| AEET Energy Group GmbH distributor profile - ENF Solar \| article \- https://www.energy-xprt.com/companies/aeet-energy-group-gmbh-59350 \| AEET Energy Group GmbH company profile - Energy XPRT \| article Sources: \- \[Suntech Solar Panels Review (2025) - 8MSolar\](https://8msolar.com/suntech-solar-panels-review/) \- \[Suntech Solar Panels Review 2026 - ComparePV\](https://comparepv.com/reviews/suntech) \- \[AEET Energy Group GmbH distributor profile - ENF Solar\](https://www.enfsolar.com/aeet) \- \[AEET Energy Group GmbH company profile - Energy XPRT\](https://www.energy-xprt.com/companies/aeet-energy-group-gmbh-59350) Written by claude-sonnet from the figures above. ## Other comparisons - [AEET vs A.B. Energy](https://comparepv.com/aeet-vs-a-b-energy) - [AE Solar vs Suntech](https://comparepv.com/ae-solar-vs-suntech) - [AEET vs AIKO](https://comparepv.com/aeet-vs-aiko) - [AKCOME vs Suntech](https://comparepv.com/akcome-vs-suntech) - [AEET vs ARTsolar](https://comparepv.com/aeet-vs-artsolar) - [ASM vs Suntech](https://comparepv.com/asm-vs-suntech) --- Source: https://comparepv.com/aeet-vs-suntech Not in this file, on the page: the distributions above drawn as charts.