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Gintech vs AE Solar - solar panel manufacturer comparison

Gintech
Taiwan Founded 2005
Read the Gintech review
VS
AE Solar
Germany Founded 2003 Tier 1
Read the AE Solar review
At a glance

AE Solar has the broader catalog (646 vs 7 models). AE Solar leads on peak efficiency at 24.43%. AE Solar leans bifacial (63% 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
7 646
Highest power
365 Wp 730 Wp
Best efficiency
18.8% 24.4%
Average efficiency
16.6% 21.1%
Bifacial share
0% 63%
Average warranty
25 yrs 30 yrs
01

The two companies

Company facts, not datasheet figures
Gintech

Gintech Energy Corporation was a Taiwanese manufacturer of crystalline silicon solar cells and modules, founded in 2005 and headquartered in Zhunan, Hsinchu Science Park. The company produced mono- and multi-crystalline solar cells under its Diamond, Douro, and Phoenix product lines. In January 2018, Gintech merged...

Founded
2005
Headquarters
Zhunan (Hsinchu Science Park), Taiwan
Employees
1000-2000
AE Solar

AE Solar is a German Tier 1 manufacturer of high-efficiency photovoltaic (PV) modules. The company specializes in producing durable and innovative solar panels with German engineering standards, offering solutions for residential, commercial, and utility-scale applications. AE Solar operates in over 100 countries and...

Founded
2003
Headquarters
Gersthofen, Germany
Annual capacity
2+ GW/year
Employees
501-1000
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric Gintech AE Solar
Catalog & Power
Panel Models 7 646+639
Max Power 365 W 730 W+365 W
Avg Power 281 W 489 W+207 W
Efficiency
Max Efficiency 18.80% 24.43%+5.63 pp
Avg Efficiency 16.61% 21.11%+4.49 pp
Reliability & Warranty
Avg Temp Coefficient -0.416%/°C -0.312%/°C+0.104
Bifacial Share 0 (0%) 405 (63%)+63 pp
Avg Warranty 25.0 yrs 29.7 yrs+4.7 yr

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

AE Solar skews to higher efficiency: 9% of lineup is 23%+

Power spread
Share of each catalogue in every power band

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

Gintech cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (29%)

AE Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>TOPCon</strong> (54%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

AE Solar is a German solar manufacturer headquartered in Königsbrunn, Bavaria, founded in 2003, with production facilities operating in China, Georgia, and Turkey. The company reports an annual production capacity of approximately 2.5 GW and has appeared on the BloombergNEF Tier 1 Global Solar Module Manufacturer list 16 times, including Q1 2025 - a record that signals consistent bankability across project finance markets. Gintech Energy was founded in 2005 in Hsinchu, Taiwan, and grew rapidly into one of the world's top-ten solar cell producers by 2011, reaching a peak annual cell capacity of around 1.2 GW. In 2018, Gintech merged with Neo Solar Power and Solartech to form United Renewable Energy Co. (UREC), a consolidated Taiwanese entity supported in part by Taiwan's National Development Fund. The Gintech brand has not operated as an independent entity since that merger. For any buyer assessing active institutional footprint, AE Solar holds the clearly stronger position today.

AE Solar's current product range covers residential rooftop, commercial, and utility-scale ground-mount applications. Its Meteor series employs TOPCon cell technology in a bifacial glass-glass format with power outputs reaching up to 725 W, making it a credible choice for large commercial and utility projects. The Terra series targets agrivoltaic and dual-use deployments - solar fencing, PV noise barriers, and similar configurations. Across its range, AE Solar backs modules with a 30-year product and performance warranty, which is notably longer than the industry norm of around 10 years and relevant to lenders underwriting long-term project debt. Gintech, before its absorption into UREC, operated primarily as a cell manufacturer focused on multicrystalline and mono-Si PERC technology and did not develop a broad consumer-facing branded module catalogue. UREC has since pursued downstream module and project businesses under its own name, but Gintech-branded modules are not actively sold as of 2025.

This is not a symmetric comparison between two equivalent suppliers. AE Solar is a live Tier 1 module brand present in more than 95 countries, offering verified bankability and a current TOPCon lineup. Gintech as a brand has been dormant since the 2018 UREC merger and is not a viable procurement option for new projects. Buyers who encounter Gintech references in legacy project files or on the secondary market should treat them as historical rather than current. AE Solar should be assessed against other active Tier 1 suppliers in its class - it offers competitive cell technology, an industry-leading warranty, and a well-established international distribution network.

Generated by Claude Sonnet · 2026-05-14

06

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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 4 AE Solar 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.