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AU Optronics vs DMEGC - solar panel manufacturer comparison

AU Optronics
Taiwan Founded 1996 Tier 1
Read the AU Optronics review
VS
DMEGC
China Founded 1980 Tier 1
Read the DMEGC review
At a glance

DMEGC has the broader catalog (150 vs 1 models). DMEGC leads on peak efficiency at 23.50%. DMEGC leans bifacial (73% of lineup).

Both catalogues are read from the manufacturers' own datasheets. A brand is not scored against the market here, only against the other brand on this page.

Panel models
1 150
Highest power
170 Wp 720 Wp
Best efficiency
16.0% 23.5%
Average efficiency
16.0% 21.4%
Bifacial share
0% 73%
Average warranty
- 30 yrs
01

The two companies

Company facts, not datasheet figures
AU Optronics

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...

Founded
1996
Headquarters
Hsinchu, Taiwan
Employees
41000+
Tier 1 bankable
Yes
DMEGC

DMEGC Solar, founded in 1980, is a global provider of renewable energy solutions, specializing in high-efficiency solar panels for residential, commercial, and utility-scale projects. The company has six manufacturing bases and is known for its integrated supply chain, from wafers to modules. DMEGC Solar is committed...

Founded
1980
Headquarters
Dongyang, Zhejiang Province, China
Annual capacity
21 GW/year
Employees
18,831
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric AU Optronics DMEGC
Catalog & Power
Panel Models 1 150+149
Max Power 170 W 720 W+550 W
Avg Power 170 W 476 W+306 W
Efficiency
Max Efficiency 16.00% 23.50%+7.50 pp
Avg Efficiency 16.00% 21.39%+5.39 pp
Reliability & Warranty
Avg Temp Coefficient -0.438%/°C -0.291%/°C+0.147
Bifacial Share 0 (0%) 109 (73%)+73 pp
Avg Warranty - 30.0 yrs

An average over a catalogue describes the range a manufacturer publishes, not the module you would buy. A brand with two flagship panels and eighty older ones averages worse than one that has retired its back catalogue.

03

What each of them builds

Cell technology across the market
Efficiency spread
Share of each catalogue in every efficiency band

DMEGC skews to higher efficiency: 21% of lineup is 23%+

Power spread
Share of each catalogue in every power band

DMEGC offers more 600W+ panels (13% of lineup)

AU Optronics cell technology
Share of their models by cell architecture
DMEGC cell technology
Share of their models by cell architecture

Dominant cell tech: TOPCon (73%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...
06

Other brand comparisons

Build your own
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AU Optronics A.B. Energy
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AE Solar DMEGC
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AU Optronics AKCOME
Manufacturers
ARTsolar DMEGC
Something missing from a catalogue? Both lists are built from the datasheets in the database. If a model is absent, it has not been ingested yet.

Shop prices: See 80 DMEGC offers

Comparisons are computed from manufacturer datasheets held in the ComparePV database and may not reflect a brand's complete current lineup. Nothing on this page is paid placement.