---
title: "Anern Energy vs AU Optronics - Brand Comparison | ComparePV"
description: "Compare Anern Energy vs AU Optronics solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background."
source: "https://comparepv.com/anern-energy-vs-au-optronics"
image: "https://comparepv.com/og/compare/manufacturers/anern-energy/au-optronics.png"
---

# Anern Energy vs AU Optronics

Anern Energy has the broader catalog (5 vs 1 models). Anern Energy leads on peak efficiency at 22.45%. Anern Energy leans bifacial (100% of lineup).


## The two companies


| Attribute | Anern Energy | AU Optronics |
| --- | --- | --- |
| Country | China | Taiwan |
| Headquarters | Guangzhou | Hsinchu |
| Founded | 2009 | 1996 |
| Employees | 100+ | 41000+ |
| Annual capacity |  |  |
| Tier 1 |  | yes |
| Listed |  | TWSE (Taiwan Stock Exchange): 2409 |
| Website | [https://www.anern.com](https://www.anern.com) | [https://www.auo.com/en-global](https://www.auo.com/en-global) |

Anern is a global solar energy solutions provider specializing in the development, manufacturing, and supply of solar energy products and integrated solar power systems. The company's portfolio includes solar inverters, lithium batteries for energy storage, solar panels, and solar street lighting solutions. Anern is...

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 | Anern Energy | AU Optronics | Margin |
| --- | --- | --- | --- |
| Panel Models | 5 | 1 | +4 |
| Max Power | 580 W | 170 W | +410 W |
| Avg Power | 570 W | 170 W | +400 W |


## Efficiency


| Measure | Anern Energy | AU Optronics | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 22.45% | 16.00% | +6.45 pp |
| Avg Efficiency | 22.07% | 16.00% | +6.07 pp |


## Reliability & Warranty


| Measure | Anern Energy | AU Optronics | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.290%/°C | -0.438%/°C | +0.148 |
| Bifacial Share | 5 (100%) | 0 (0%) | +100 pp |
| Avg Warranty | 30.0 yrs | - |  |


## Efficiency distribution


| Efficiency band | Anern Energy | AU Optronics |
| --- | --- | --- |
| 21-22% | 2 (40.0%) | 0 |
| 22-23% | 3 (60.0%) | 0 |
| \<20% | 0 | 1 (100.0%) |


## Power distribution


| Power band | Anern Energy | AU Optronics |
| --- | --- | --- |
| 500-599W | 5 (100.0%) | 0 |
| \<400W | 0 | 1 (100.0%) |


## Cell technology

Dominant cell tech: N-type (100%)


| Technology | Anern Energy | AU Optronics |
| --- | --- | --- |
| N-type | 5 (100.0%) | 0 |
| Unknown | 0 | 1 (100.0%) |


## Top panels, Anern Energy


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [ANM-ND580W](https://comparepv.com/panel/anern-energy-anm-nd580w) | 580 | 22.4 | -0.290 | Monocrystalline |
| 2 | [ANM-ND575W](https://comparepv.com/panel/anern-energy-anm-nd575w) | 575 | 22.3 | -0.290 | Monocrystalline |
| 3 | [ANM-ND570W](https://comparepv.com/panel/anern-energy-anm-nd570w) | 570 | 22.1 | -0.290 | Monocrystalline |
| 4 | [ANM-ND565W](https://comparepv.com/panel/anern-energy-anm-nd565w) | 565 | 21.9 | -0.290 | Monocrystalline |
| 5 | [ANM-ND560W](https://comparepv.com/panel/anern-energy-anm-nd560w) | 560 | 21.7 | -0.290 | Monocrystalline |


## 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

Anern Energy is a Chinese solar manufacturer headquartered in Guangzhou, founded around 2009, that operates as a vertically integrated supplier of solar panels, solar street lighting, inverters, and lithium battery storage systems. It positions itself as a multispecialty exporter serving more than 200 countries, with a modest production footprint relative to the industry's largest players and no confirmed listing on the BloombergNEF Tier 1 bankability list. AU Optronics (AUO) is a Taiwanese company formed in 2001 from the merger of Acer Display Technology and Unipac Optoelectronics, best known globally as a major TFT-LCD display manufacturer; it entered solar through a dedicated Solar Photovoltaic Business Unit established in 2009, building out capacity across polysilicon, wafer, cell, and module production as part of a diversified optoelectronics conglomerate. AUO carries a stronger institutional footprint, backed by a large publicly listed parent company with decades of manufacturing scale, sustainability recognitions such as inclusion in the Dow Jones Sustainability World Index, and broader industrial credibility, though its solar-specific brand presence in the current market is smaller and less consumer-facing than dedicated pure-play solar giants.

In practice, Anern's product lines skew toward budget-to-midrange panels aimed at residential and commercial rooftops, off-grid systems, and integrated solar lighting or storage projects, often bundled with inverters and batteries for turnkey kits in developing and emerging markets. AUO's solar output has historically centered on module and cell manufacturing tied to its vertically integrated semiconductor and display expertise, with panels marketed under the AUO/BenQ Solar name for residential and commercial installations, though its standalone solar module business has a lower profile today than during its early-2010s expansion. Neither brand is confirmed in current search results as using cutting-edge TOPCon or HJT cell technology at scale in the way top-tier Chinese giants do, so buyers should treat efficiency and technology claims from either company's marketing with some caution.

For a typical 2025 buyer, neither Anern nor AU Optronics is a clear-cut premium choice compared with established Tier 1 leaders; AUO offers more corporate scale and cross-industry credibility, while Anern offers integrated system packages and export-market flexibility at a likely lower price point. Buyers prioritizing bankability and long-term warranty backing should independently verify current BNEF Tier 1 status and request third-party test data before committing to either brand.

\---LINKS---

\- https://www.energysage.com/supplier/21601/auo-benq-solar/ \| AUO BenQ Solar supplier profile and reviews \| review

\- https://www.solarreviews.com/manufacturers/au-optronics \| Are AU Optronics panels the best solar panels to buy \| review

\- https://comparepv.com/reviews/anern-energy \| Anern Energy Solar Panels Review: Pros, Cons and Specs \| review

\- https://en.wikipedia.org/wiki/AU\_Optronics \| AU Optronics Corporation company history and solar unit \| article

\- https://www.renvu.com/blogs/learn/tier-1-solar-panels-list-2025-updated-manufacturers-rankings \| Tier 1 Solar Panels List 2025: Manufacturers and Rankings \| article

Written by claude-sonnet-5 from the figures above.


## Other comparisons

- [Anern Energy vs A.B. Energy](https://comparepv.com/anern-energy-vs-a-b-energy)
- [AE Solar vs AU Optronics](https://comparepv.com/ae-solar-vs-au-optronics)
- [Anern Energy vs AEET](https://comparepv.com/anern-energy-vs-aeet)
- [AIKO vs AU Optronics](https://comparepv.com/aiko-vs-au-optronics)
- [Anern Energy vs AKCOME](https://comparepv.com/anern-energy-vs-akcome)
- [ARTsolar vs AU Optronics](https://comparepv.com/artsolar-vs-au-optronics)


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Source: https://comparepv.com/anern-energy-vs-au-optronics

Not in this file, on the page: the distributions above drawn as charts.