--- title: "AU Optronics vs ARTsolar - Brand Comparison | ComparePV" description: "Compare AU Optronics vs ARTsolar solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background." source: "https://comparepv.com/au-optronics-vs-artsolar" --- # AU Optronics vs ARTsolar AU Optronics has the broader catalog (1 vs 0 models). ## The two companies | Attribute | AU Optronics | ARTsolar | | --- | --- | --- | | Country | Taiwan | South Africa | | Headquarters | Hsinchu | Durban | | Founded | 1996 | 2010 | | Employees | 41000+ | | | Annual capacity | | | | Tier 1 | yes | no | | Listed | TWSE (Taiwan Stock Exchange): 2409 | | | Website | [https://www.auo.com/en-global](https://www.auo.com/en-global) | [https://www.artsolar.co.za](https://www.artsolar.co.za) | 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 | AU Optronics | ARTsolar | Margin | | --- | --- | --- | --- | | Panel Models | 1 | 0 | +1 | | Max Power | 170 W | 0 W | +170 W | | Avg Power | 170 W | 0 W | +170 W | ## Efficiency | Measure | AU Optronics | ARTsolar | Margin | | --- | --- | --- | --- | | Max Efficiency | 16.00% | - | | | Avg Efficiency | 16.00% | - | | ## Reliability & Warranty | Measure | AU Optronics | ARTsolar | Margin | | --- | --- | --- | --- | | Avg Temp Coefficient | -0.438%/°C | - | | | Bifacial Share | 0 (0%) | 0 (0%) | | | Avg Warranty | - | - | | ## Efficiency distribution | Efficiency band | AU Optronics | ARTsolar | | --- | --- | --- | | \<20% | 1 (100.0%) | 0 | ## Power distribution | Power band | AU Optronics | ARTsolar | | --- | --- | --- | | \<400W | 1 (100.0%) | 0 | ## Cell technology | Technology | AU Optronics | ARTsolar | | --- | --- | --- | | Unknown | 1 (100.0%) | 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 AU Optronics (AUO) is a Taiwanese conglomerate founded in 1996, listed on the Taiwan Stock Exchange, and employing more than 41,000 people across its display and energy divisions. It holds Tier 1 bankable status, which means lenders will finance projects using its modules without requiring additional credit support. ARTsolar, by contrast, was founded in 2010 and is headquartered in South Africa, where it operates as the country's primary locally owned module manufacturer with a production capacity of roughly 325 MW per year. ARTsolar does not carry Tier 1 status and is not publicly listed, giving AU Optronics a considerably stronger institutional footprint for project finance purposes. The two lineups serve very different technical markets. The AU Optronics panel sampled here delivers 170 Wp at 16% efficiency, with an unspecified cell technology and a temperature coefficient of -0.438%/°C - a profile that fits small or legacy commercial and off-grid applications rather than anything high-density. ARTsolar's TOPCon panel is a sharply different proposition: 600 Wp, 23.21% efficiency, a far better temperature coefficient of -0.31%/°C, and a 30-year performance warranty. Neither lineup includes bifacial panels in this sample. ARTsolar's specifications are clearly aimed at modern residential rooftops and mid-scale commercial installations where maximizing yield per square meter matters, while AUO's lone panel here belongs to an older performance tier. For most buyers in 2025, the choice depends heavily on geography and financing. ARTsolar's TOPCon product is technically superior by every measurable metric in this data set, but the absence of Tier 1 bankability and recent reported difficulties securing large procurement contracts in South Africa introduce real project-finance risk. AU Optronics' Tier 1 status simplifies lender approval, though the 170 Wp, 16% panel is an outdated specification by today's standards. Buyers in South Africa prioritizing local content and modern cell technology will lean toward ARTsolar; buyers seeking bankability for financed projects outside that context will find AUO's institutional standing more useful than its current module specification suggests. \---LINKS--- \- https://www.pv-magazine.com/2024/10/10/au-optronics-sas-win-pv-awards-in-taiwan-for-high-efficiency-module/ \| AU Optronics and SAS win PV awards in Taiwan for high-efficiency module \| article \- https://www.pv-magazine.com/2022/11/07/talesun-artsolar-open-325-mw-module-factory-in-south-africa/ \| Talesun and ARTsolar open 325 MW module factory in South Africa \| article \- https://www.energysage.com/supplier/21601/auo-benq-solar/ \| AUO BenQ Solar profile and reviews - EnergySage \| review \- https://comparepv.com/reviews/artsolar \| ARTsolar Solar Panels Review 2026 - ComparePV \| review \- https://www.climatescorecard.org/2025/02/artsolar-in-south-africa/ \| ARTsolar in South Africa - Climate Scorecard \| article Sources: \- \[AU Optronics and SAS win PV awards in Taiwan for high-efficiency module\](https://www.pv-magazine.com/2024/10/10/au-optronics-sas-win-pv-awards-in-taiwan-for-high-efficiency-module/) \- \[Talesun and ARTsolar open 325 MW module factory in South Africa\](https://www.pv-magazine.com/2022/11/07/talesun-artsolar-open-325-mw-module-factory-in-south-africa/) \- \[AUO BenQ Solar profile and reviews - EnergySage\](https://www.energysage.com/supplier/21601/auo-benq-solar/) \- \[ARTsolar Solar Panels Review 2026 - ComparePV\](https://comparepv.com/reviews/artsolar) \- \[ARTsolar in South Africa - Climate Scorecard\](https://www.climatescorecard.org/2025/02/artsolar-in-south-africa/) Written by claude-sonnet from the figures above. ## Other comparisons - [AU Optronics vs A.B. Energy](https://comparepv.com/au-optronics-vs-a-b-energy) - [AE Solar vs ARTsolar](https://comparepv.com/ae-solar-vs-artsolar) - [AU Optronics vs AEET](https://comparepv.com/au-optronics-vs-aeet) - [AIKO vs ARTsolar](https://comparepv.com/aiko-vs-artsolar) - [AU Optronics vs AKCOME](https://comparepv.com/au-optronics-vs-akcome) - [ASM vs ARTsolar](https://comparepv.com/asm-vs-artsolar) --- Source: https://comparepv.com/au-optronics-vs-artsolar Not in this file, on the page: the distributions above drawn as charts.