---
title: "AU Optronics vs AKCOME - Brand Comparison | ComparePV"
description: "Compare AU Optronics vs AKCOME solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background."
source: "https://comparepv.com/au-optronics-vs-akcome"
---

# AU Optronics vs AKCOME

AKCOME has the broader catalog (3 vs 1 models). AKCOME leads on peak efficiency at 22.54%. AKCOME leans bifacial (100% of lineup).


## The two companies


| Attribute | AU Optronics | AKCOME |
| --- | --- | --- |
| Country | Taiwan | China |
| Headquarters | Hsinchu | Suzhou |
| Founded | 1996 | 2003 |
| 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.akcome.com](https://www.akcome.com) |

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 | AKCOME | Margin |
| --- | --- | --- | --- |
| Panel Models | 1 | 3 | +2 |
| Max Power | 170 W | 700 W | +530 W |
| Avg Power | 170 W | 672 W | +502 W |


## Efficiency


| Measure | AU Optronics | AKCOME | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 16.00% | 22.54% | +6.54 pp |
| Avg Efficiency | 16.00% | 21.63% | +5.63 pp |


## Reliability & Warranty


| Measure | AU Optronics | AKCOME | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.438%/°C | -0.240%/°C | +0.198 |
| Bifacial Share | 0 (0%) | 3 (100%) | +100 pp |
| Avg Warranty | - | 30.0 yrs |  |


## Efficiency distribution


| Efficiency band | AU Optronics | AKCOME |
| --- | --- | --- |
| \<20% | 1 (100.0%) | 0 |
| 21-22% | 0 | 2 (66.7%) |
| 22-23% | 0 | 1 (33.3%) |


## Power distribution

AKCOME offers more 600W+ panels (100% of lineup)


| Power band | AU Optronics | AKCOME |
| --- | --- | --- |
| \<400W | 1 (100.0%) | 0 |
| 600-699W | 0 | 2 (66.7%) |
| 700W+ | 0 | 1 (33.3%) |


## Cell technology

Dominant cell tech: **HJT** (100%)


| Technology | AU Optronics | AKCOME |
| --- | --- | --- |
| Unknown | 1 (100.0%) | 0 |
| HJT | 0 | 3 (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 |


## Top panels, AKCOME


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [SKA611HDGDC-700W](https://comparepv.com/panel/akcome-ska611hdgdc-700w) | 700 | 22.5 | -0.240 | Monocrystalline |
| 2 | [SKA611HDGDC-660W](https://comparepv.com/panel/akcome-ska611hdgdc-660w) | 660 | 21.2 | -0.240 | Monocrystalline |
| 3 | [SKA611HDGDC-655W](https://comparepv.com/panel/akcome-ska611hdgdc-655w) | 655 | 21.1 | -0.240 | Monocrystalline |


## Summary

AU Optronics (AUO) is a Taiwanese manufacturer headquartered in Hsinchu, Taiwan, founded in 2001 originally as a flat-panel display company before extending into solar photovoltaics. AUO appeared on BloombergNEF Tier 1 module lists as recently as 2022 and has received Taiwan's national Excellent PV Award, signaling recognized bankability, though its solar division remains a secondary business line relative to its display core. AKCOME (Jiangsu AKCOME Industrial Group) is a Chinese manufacturer founded in 2006 and based in Jiangsu Province, with a stated annual PV module production capacity of approximately 3.8 GW. AKCOME achieved BloombergNEF Tier 1 status in Q3 2023 based on financing activity and scale, though sources indicate its standing on that list has shifted quarter to quarter since 2024. AUO's broader institutional footprint - spanning a complete value chain from polysilicon through module, a distribution network across 26 countries, and deep corporate backing - gives it a somewhat stronger bankability profile by default.

On product technology, AUO's most notable recent offering is its SunAlto line, a large-format M10 dual-glass bifacial TOPCon module rated at 490W, co-developed with Sino-American Silicon Products and targeting commercial and utility-scale ground-mount and rooftop applications. The company also offers lower-wattage mono-crystalline modules suited to residential and smaller commercial work. AKCOME has taken a more specialized path, building its current portfolio almost entirely around heterojunction (HJT) technology. Its flagship AK iPower module uses 132 half-cut cells on a 210 mm wafer platform rated above 695W, with the company citing first-year degradation of one percent and an annual degradation rate of 0.25 percent - performance figures characteristic of HJT - backed by a 30-year performance warranty.

For a typical buyer in 2025, the right choice depends on priorities. Buyers who value institutional certainty, broad geographic support, and a diversified corporate backer will find AUO the safer default. Buyers optimizing for long-term energy yield and premium degradation warranties - and who are comfortable with a more China-based supply chain - will find AKCOME's HJT line technically compelling, provided they verify current bankability with their project financier before procurement.

\---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.solarquotes.com.au/panels/akcome-review.html \| Akcome Solar Panels Review - SolarQuotes \| review

\- https://comparepv.com/reviews/akcome \| AKCOME Solar Panels Review 2026 - ComparePV \| review

\- https://www.solarfeeds.com/biz/au-optronics/ \| AUO Company Overview - Production Capacity and Tier 1 Status \| article

\- https://taiyangnews.info/topmodules/top-solar-modules-listing-august-2024 \| Top Solar Modules Listing August 2024 - Taiyang News \| article

Sources:

\- \[AUO Company Overview \| Production Capacity, Is it Tier1?\](https://www.solarfeeds.com/biz/au-optronics/)

\- \[AU Optronics, SAS bet on larger, high-efficiency solar modules - pv magazine\](https://www.pv-magazine.com/2024/10/10/au-optronics-sas-win-pv-awards-in-taiwan-for-high-efficiency-module/)

\- \[Akcome Solar Panels Review - SolarQuotes\](https://www.solarquotes.com.au/panels/akcome-review.html)

\- \[AKCOME Solar Panels Review 2026 - ComparePV\](https://comparepv.com/reviews/akcome)

\- \[TOP SOLAR MODULES Listing - August 2024 - Taiyang News\](https://taiyangnews.info/topmodules/top-solar-modules-listing-august-2024)

\- \[Tier 1 Solar Panels List 2025 - RENVU\](https://www.renvu.com/blogs/learn/tier-1-solar-panels-list-2025-updated-manufacturers-rankings)

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 AKCOME](https://comparepv.com/ae-solar-vs-akcome)
- [AU Optronics vs AEET](https://comparepv.com/au-optronics-vs-aeet)
- [AIKO vs AKCOME](https://comparepv.com/aiko-vs-akcome)
- [AU Optronics vs ARTsolar](https://comparepv.com/au-optronics-vs-artsolar)
- [ASM vs AKCOME](https://comparepv.com/asm-vs-akcome)


---

Source: https://comparepv.com/au-optronics-vs-akcome

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