--- title: "Atmosfera Polska vs AU Optronics - Brand Comparison | ComparePV" description: "Compare Atmosfera Polska vs AU Optronics solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background." source: "https://comparepv.com/atmosfera-polska-vs-au-optronics" image: "https://comparepv.com/og/compare/manufacturers/atmosfera-polska/au-optronics.png" --- # Atmosfera Polska vs AU Optronics AU Optronics has the broader catalog (1 vs 0 models). ## The two companies | Attribute | Atmosfera Polska | AU Optronics | | --- | --- | --- | | Country | Poland | Taiwan | | Headquarters | Krakow | Hsinchu | | Founded | 2014 | 1996 | | Employees | | 41000+ | | Annual capacity | | | | Tier 1 | | yes | | Listed | | TWSE (Taiwan Stock Exchange): 2409 | | Website | [https://www.atmo-sfera.eu](https://www.atmo-sfera.eu) | [https://www.auo.com/en-global](https://www.auo.com/en-global) | Atmosfera Polska Sp. z o.o. is a solar energy equipment distributor that offers solutions and technical support, representing over 25 global manufacturers. They provide project sales, technical supervision and management services with a team of specialists. The company has warehouses in ports of Slovenia, Netherlands... AU Optronics (AUO) is a technology-driven company based in Taiwan, specializing in optoelectronics and display solutions. They deliver products and services that advance innovation in areas like display technology, system solutions, industrial intelligence, healthcare, and energy. AUO operates globally across Asia... ## Catalog & Power | Measure | Atmosfera Polska | AU Optronics | Margin | | --- | --- | --- | --- | | Panel Models | 0 | 1 | +1 | | Max Power | 0 W | 170 W | +170 W | | Avg Power | 0 W | 170 W | +170 W | ## Efficiency | Measure | Atmosfera Polska | AU Optronics | Margin | | --- | --- | --- | --- | | Max Efficiency | - | 16.00% | | | Avg Efficiency | - | 16.00% | | ## Reliability & Warranty | Measure | Atmosfera Polska | AU Optronics | Margin | | --- | --- | --- | --- | | Avg Temp Coefficient | - | -0.438%/°C | | | Bifacial Share | 0 (0%) | 0 (0%) | | | Avg Warranty | - | - | | ## Efficiency distribution | Efficiency band | Atmosfera Polska | AU Optronics | | --- | --- | --- | | \<20% | 0 | 1 (100.0%) | ## Power distribution | Power band | Atmosfera Polska | AU Optronics | | --- | --- | --- | | \<400W | 0 | 1 (100.0%) | ## Cell technology | Technology | Atmosfera Polska | AU Optronics | | --- | --- | --- | | Unknown | 0 | 1 (100.0%) | ## Top panels, AU Optronics | # | Model | Power | Efficiency | Temp. coefficient | Technology | | --- | --- | --- | --- | --- | --- | | 1 | [ASM170M](https://comparepv.com/panel/au-optronics-asm170m) | 170 | 16.0 | -0.438 | Monocrystalline | ## Summary I now have enough to write a grounded comparison - noting that Atmosfera Polska is a distributor/EPC rather than a panel manufacturer, which materially changes the framing. Atmosfera Polska is not itself a panel manufacturer but a Warsaw-based wholesale distributor and EPC/O&M contractor, operating as the Polish subsidiary of the Ukrainian company Atmosfera, which traces its roots in renewable energy and solar installation back to the mid-2000s. Rather than producing its own cells or modules, it sources and resells panels from established Tier 1 brands such as JA Solar, LONGi, Jinko, Trina and Sungrow, supported by warehouses in Poland, Slovenia, the Netherlands and Germany, and it also delivers utility-scale and community solar projects reportedly totaling over 100 MW of direct EPC work. AU Optronics (AUO) is a very different kind of company: a large Taiwanese electronics group, originally formed in 2001 from the merger of Acer Display Technology and Unipac Optoelectronics, that entered the solar business around 2008-2009 through its own Solar Photovoltaic Business Unit and the AUO Crystal Corporation subsidiary, later folding this activity into a dedicated green-energy joint-venture structure. AUO's scale and corporate history as an established Asian industrial conglomerate give it a far stronger institutional footprint than Atmosfera, whose business is regional distribution rather than global manufacturing. Given this asymmetry, the two brands are not really comparable as "panel manufacturers" in the usual sense: Atmosfera Polska's typical use case is supplying and installing third-party Tier 1 modules for residential, commercial and utility-scale projects in Poland and Western Europe, meaning a buyer dealing with Atmosfera is effectively choosing whichever underlying brand (JA Solar, LONGi, Jinko, etc.) it has sourced for that project. AUO's solar unit, by contrast, has historically manufactured its own crystalline-silicon modules through joint ventures in China, targeting commercial and utility-scale deployment, though its PV business has been smaller and less consistently marketed than its core display and electronics operations, and recent restructuring suggests it has been moving toward joint-venture or divested arrangements rather than standalone module production. For a typical buyer in 2025, the practical choice is less "Atmosfera versus AUO" and more "which Tier 1 cell manufacturer backs each option": Atmosfera is a reasonable regional partner for sourcing and installing recognized Tier 1 modules in Central/Eastern Europe, while AUO is relevant mainly if a specific AUO-branded or AUO-joint-venture module is being considered, in which case its bankability and current production status should be verified directly against the latest BloombergNEF Tier 1 list, since available sources do not confirm its current standing. \---LINKS--- \- https://www.enfsolar.com/atmosfera-polska \| ENF Solar listing: Atmosfera Polska wholesaler and brand profile \| article \- https://en.wikipedia.org/wiki/AUO\_Corporation \| AUO Corporation history including solar business unit founding \| article \- https://www.taipeitimes.com/News/biz/archives/2021/12/10/2003769296 \| Taipei Times: AUO solar module business profitability report \| article \- https://www.vicoexport.com/en/61277/tier-1-list-of-solar-panel-manufacturers-q2-2025/ \| Tier 1 List of Solar Panel Manufacturers Q2 2025 explainer \| article \- https://onova.org.ua/en/news/Solar-power-plants-and-backup-power-systems%3A-joining-forces-for-communities-energy-autonomy-with-Atmosfera \| Atmosfera's solar EPC and community energy projects overview \| article Written by claude-sonnet-5 from the figures above. ## Other comparisons - [Atmosfera Polska vs A.B. Energy](https://comparepv.com/atmosfera-polska-vs-a-b-energy) - [AE Solar vs AU Optronics](https://comparepv.com/ae-solar-vs-au-optronics) - [Atmosfera Polska vs AEET](https://comparepv.com/atmosfera-polska-vs-aeet) - [AIKO vs AU Optronics](https://comparepv.com/aiko-vs-au-optronics) - [Atmosfera Polska vs AKCOME](https://comparepv.com/atmosfera-polska-vs-akcome) - [ARTsolar vs AU Optronics](https://comparepv.com/artsolar-vs-au-optronics) --- Source: https://comparepv.com/atmosfera-polska-vs-au-optronics