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AE Solar vs Motech - solar panel manufacturer comparison

AE Solar
Germany Founded 2003 Tier 1
Read the AE Solar review
VS
Motech
Taiwan Founded 1981
Read the Motech review
At a glance

AE Solar has the broader catalog (646 vs 28 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
646 28
Highest power
730 Wp 590 Wp
Best efficiency
24.4% 22.9%
Average efficiency
21.1% 20.1%
Bifacial share
63% 11%
Average warranty
30 yrs 25 yrs
01

The two companies

Company facts, not datasheet figures
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
Motech

Motech Industries Inc. is dedicated to the research, development, and manufacture of high-quality solar products and services, ranging from photovoltaic (PV) cells, PV modules, to PV power systems. The company has evolved from a test and measurement instruments designer and manufacturer to a full-service global solar...

Founded
1981
Headquarters
Tainan City, Taiwan
Annual capacity
1.2+ GW/year
Employees
2,340
02

Catalogue against catalogue

Averages over every model in the database
Metric AE Solar Motech
Catalog & Power
Panel Models 646+618 28
Max Power 730 W+140 W 590 W
Avg Power 489 W+68 W 421 W
Efficiency
Max Efficiency 24.43%+1.53 pp 22.90%
Avg Efficiency 21.11%+1.01 pp 20.10%
Reliability & Warranty
Avg Temp Coefficient -0.312%/°C+0.048 -0.360%/°C
Bifacial Share 405 (63%)+52 pp 3 (11%)
Avg Warranty 29.7 yrs+4.7 yr 25.0 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

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)

AE Solar cell technology
Share of their models by cell architecture

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

Motech cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>N-type</strong> (11%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

AE Solar is a solar module manufacturer headquartered in Gersthofen, Bavaria, Germany, founded in 2003 by Alexander Maier and his brothers in Königsbrunn. The company began module manufacturing in China in 2009 and now operates production facilities in China, Georgia, and Turkey, with combined annual capacity exceeding 2 GW. Its most notable institutional credential is its BloombergNEF Tier 1 listing, maintained for more than 13 consecutive quarters, and in 2024 it was identified by BloombergNEF as Europe's sole Tier 1 PV module manufacturer with high bankability - its bankability score rising from 26% in 2023 to 50% in 2024. Motech Industries is a Taiwanese manufacturer founded in 1981 by Steve Tseng and Fu-Tien Cheng, historically focused primarily on solar cell production rather than finished modules, with a dominant presence in the Asian supply chain. Motech has scaled TOPCon cell capacity toward approximately 8 GW annually and has developed a planned HJT cell facility targeting 2.5 GW, but its confirmed BloombergNEF Tier 1 module status could not be verified from publicly available sources. On institutional footprint and bankability, AE Solar holds the stronger position.

AE Solar's product portfolio spans residential rooftop, commercial and industrial, and utility-scale ground-mount applications. Its Meteor series consists of bifacial N-type TOPCon half-cut modules built on G12R cells, while the Alpine series applies HJT technology with a lower temperature coefficient and strong low-light output. The Meteor module received the Kiwa PVEL Top Performer Award in 2025 and a five-star rating in PV Magazine's module test. Motech Industries produces modules for residential, commercial, and utility use cases, but is more widely recognized in the supply chain as a cell supplier to other module brands than as a consumer-facing module manufacturer. The company faced significant financial headwinds in 2024 as solar cell prices fell by more than 50%, which put pressure on its revenue and margins.

For international buyers - particularly those working on projects requiring bank financing or insurance - AE Solar is the lower-risk default choice given its verified European Tier 1 status and established installer network across more than 100 markets. Motech is a credible technology partner at the cell level, but as a finished module brand it carries less institutional recognition outside Asia, particularly in Europe. The two brands are not interchangeable in terms of risk profile, market presence, or bankability credentials.

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.