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AE Solar vs Kingdom - solar panel manufacturer comparison

AE Solar
Germany Founded 2003 Tier 1
Read the AE Solar review
VS
Kingdom
China Founded 2010
Read the Kingdom review
At a glance

AE Solar has the broader catalog (646 vs 3 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 3
Highest power
730 Wp 590 Wp
Best efficiency
24.4% 22.8%
Average efficiency
21.1% 22.5%
Bifacial share
63% 0%
Average warranty
30 yrs 30 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
Kingdom

Kingdom Solar (also known as KDM Kingdom Solar) is a Chinese solar module manufacturer based in Hefei, Anhui Province. The company produces monocrystalline solar panels for residential and commercial applications.

Founded
2010
Headquarters
Hefei, China
Annual capacity
1 GW/year
Employees
100
02

Catalogue against catalogue

Averages over every model in the database
Metric AE Solar Kingdom
Catalog & Power
Panel Models 646+643 3
Max Power 730 W+140 W 590 W
Avg Power 489 W 533 W+45 W
Efficiency
Max Efficiency 24.43%+1.63 pp 22.80%
Avg Efficiency 21.11% 22.46%+1.35 pp
Reliability & Warranty
Avg Temp Coefficient -0.312%/°C -0.290%/°C+0.022
Bifacial Share 405 (63%)+63 pp 0 (0%)
Avg Warranty 29.7 yrs 30.0 yrs+0.3 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)

AE Solar cell technology
Share of their models by cell architecture

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

Kingdom cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>N-type</strong> (100%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

AE Solar is a German-registered manufacturer headquartered in Königsbrunn, Germany, founded in 2003 by brothers Alexander, Victor, and Waldemar Maier. Its production footprint spans China (since 2009), Georgia (since 2019), and Turkey (since 2021), yielding a combined annual capacity of 2.5 GW. The company earned its sixteenth consecutive inclusion on the BloombergNEF Tier 1 module manufacturer list in Q1 2025 and was recognized in 2024 as Europe's sole Tier 1 PV manufacturer with high bankability. Kingdom is the brand of Zhejiang Kingdom Solar Energy Technic Co., Ltd., based in Linhai City, Zhejiang Province, China, with an annual production capacity of approximately 1 GW. KDM-branded modules reach distributors in more than 100 countries, but the company does not appear on the BloombergNEF Tier 1 list, limiting its suitability for non-recourse financed projects. On institutional recognition and bankability, AE Solar holds a considerably stronger position.

AE Solar's portfolio is organized around distinct product families covering a wide range of use cases. The Meteor series deploys N-type TOPCon bifacial technology in a power range roughly from 415 W to 725 W, targeting commercial rooftop and utility-scale ground-mount applications where high energy yield per square meter matters most. The Aurora series offers monofacial and bifacial PERC options from approximately 360 W to 660 W, well matched to residential rooftop systems and small-to-mid commercial installations. Kingdom's confirmed lineup centers on PERC and half-cell mono and polycrystalline modules with multi-busbar cell configurations, positioned at the value end of the market and commonly specified for cost-driven rooftop and ground-mount projects in emerging markets. No reliable evidence exists of Kingdom manufacturing N-type TOPCon modules at meaningful scale as of the most recent available data.

For most international buyers - whether sourcing for a residential system, a commercial C&I project, or a utility-scale plant that requires bank financing - AE Solar is the more defensible choice. Its verified Tier 1 bankability, broader European service infrastructure, and modern TOPCon product range give it a clear edge over Kingdom. Kingdom can serve adequately in price-sensitive projects where non-recourse financing is not a requirement and where a lower module cost outweighs concerns about long-term manufacturer standing. The two brands are not interchangeable in any context where lender or insurer approval of the module supplier is a project requirement.

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 · See 2 Kingdom 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.