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KDM Kingdom Solar vs AE Solar - solar panel manufacturer comparison

KDM Kingdom Solar
China Founded 2010
Read the KDM Kingdom Solar 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 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
3 646
Highest power
590 Wp 730 Wp
Best efficiency
22.8% 24.4%
Average efficiency
22.5% 21.1%
Bifacial share
0% 63%
Average warranty
30 yrs 30 yrs
01

The two companies

Company facts, not datasheet figures
KDM Kingdom Solar

KDM Kingdom Solar is a Chinese solar module manufacturer based in Hefei, Anhui Province. The company specializes in manufacturing monocrystalline solar panels for global markets.

Founded
2010
Headquarters
Hefei, China
Annual capacity
1 GW/year
Employees
100
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 KDM Kingdom Solar AE Solar
Catalog & Power
Panel Models 3 646+643
Max Power 590 W 730 W+140 W
Avg Power 533 W+45 W 489 W
Efficiency
Max Efficiency 22.80% 24.43%+1.63 pp
Avg Efficiency 22.46%+1.35 pp 21.11%
Reliability & Warranty
Avg Temp Coefficient -0.290%/°C+0.022 -0.312%/°C
Bifacial Share 0 (0%) 405 (63%)+63 pp
Avg Warranty 30.0 yrs+0.3 yr 29.7 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)

KDM Kingdom Solar cell technology
Share of their models by cell architecture

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

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 manufacturer headquartered in Gersthofen, Bavaria, founded in 2003. With an annual production capacity exceeding 2 GW, the company operates across more than 100 markets worldwide. AE Solar has been included on BloombergNEF's Global Tier 1 Solar Module Manufacturer list for the 16th time as of Q1 2025, and in 2024 it was recognized as Europe's sole Tier 1 PV module manufacturer with high bankability. Its bankability rating rose sharply from 26% in 2023 to 50% in 2024, making it notably attractive to project finance lenders and insurers. KDM Kingdom Solar, operated by Zhejiang Kingdom Solar Energy Technic Co., Ltd. and based in Linhai City, Zhejiang Province, China, reports an annual production capacity of around 1 GW and distributes its modules in more than 100 countries. The brand does not appear on BloombergNEF's Tier 1 list, which places it in a different category for institutional financing purposes. On the strength of its institutional footprint alone, AE Solar holds a measurably stronger position.

AE Solar's product portfolio is anchored in N-type cell technology: the Meteor series is built on TOPCon cells, while the Comet series leverages heterojunction (HJT) technology - both confirmed by PV Magazine performance testing and the manufacturer's own published data. These product families address residential rooftop, commercial and industrial (C&I), and mid-scale utility applications, with a strong presence across European markets. KDM Kingdom Solar's catalog has historically centered on monocrystalline and polycrystalline modules spanning a broad wattage range, primarily targeting residential and small commercial buyers. The brand is generally positioned in the value segment of the global market. Available data does not confirm whether KDM has transitioned its mainstream lines to TOPCon or HJT.

For a buyer prioritizing bankability, institutional recognition, and documented N-type technology, AE Solar is the stronger default. KDM Kingdom Solar may appeal to cost-sensitive buyers in smaller residential projects where financing requirements are minimal. The gap in certified bankability and technological transparency means the two brands should not be treated as interchangeable for commercially financed or utility-scale projects.

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 5 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.