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AEET vs Exiom - solar panel manufacturer comparison

AEET
Headquarters not published
Read the AEET review
VS
Exiom
Spain Founded 2019
Read the Exiom review
At a glance

Exiom has the broader catalog (39 vs 5 models). Exiom leads on peak efficiency at 23.40%. Exiom leans bifacial (59% 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
5 39
Highest power
200 Wp 605 Wp
Best efficiency
15.7% 23.4%
Average efficiency
14.9% 20.1%
Bifacial share
0% 59%
Average warranty
25 yrs 29 yrs
01

The two companies

Company facts, not datasheet figures
Exiom

Exiom is a European solar module manufacturer with production facilities in Spain. The company focuses on producing high-quality photovoltaic modules for the European market, emphasizing local manufacturing and short supply chains.

Founded
2019
Headquarters
Barcelona, Spain
Annual capacity
0.5 GW/year
Employees
100
02

Catalogue against catalogue

Averages over every model in the database
Metric AEET Exiom
Catalog & Power
Panel Models 5 39+34
Max Power 200 W 605 W+405 W
Avg Power 190 W 461 W+271 W
Efficiency
Max Efficiency 15.70% 23.40%+7.70 pp
Avg Efficiency 14.90% 20.12%+5.22 pp
Reliability & Warranty
Avg Temp Coefficient - -0.338%/°C
Bifacial Share 0 (0%) 23 (59%)+59 pp
Avg Warranty 25.0 yrs 29.4 yrs+4.4 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

Exiom skews to higher efficiency: 13% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Exiom offers more 600W+ panels (5% of lineup)

AEET cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (100%)

Exiom cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (69%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

AEET Energy Group GmbH is a German company based in Bad Gandersheim that operates primarily as a photovoltaic wholesale distributor and full-service installer rather than as an original-equipment manufacturer with its own large-scale production capacity. Founded and active for several years in the German and broader European market, AEET sources modules from leading international brands - including established names such as Q-Cells - and maintains a stocked warehouse to serve residential and commercial installers with short delivery times. Because AEET functions as a distributor rather than a bankable module producer, it does not appear on BloombergNEF Tier 1 lists, which are reserved for manufacturers who can demonstrate independent project financing at scale. Exiom Solution, by contrast, is a Spanish manufacturer headquartered in Asturias and founded in 2009, with approximately 2.7 GW of annual production capacity across two factories in China and a new 500 MW plant being developed in Langreo, Spain, backed by a partnership with Iberdrola and a roughly 20 million euro investment. Exiom has achieved BloombergNEF Tier 1 bankability status, giving it a materially stronger institutional footprint than AEET.

In terms of product scope, AEET resells a curated range of monocrystalline and multicrystalline modules suited to residential rooftops and smaller commercial projects, drawing on partner brands rather than a proprietary technology roadmap. Exiom's own catalog is considerably broader, covering PERC, TOPCon, HJT, bifacial, and IBC cell technologies with power ratings from roughly 140 W up to 730 W, which spans budget residential rooftops, premium commercial installations, and utility-scale ground mounts. Exiom also offers niche formats such as semi-transparent modules for agrovoltaic applications and colored panels for building-integrated photovoltaics.

For a buyer seeking a bankable, vertically integrated supplier with a wide product portfolio and confirmed financier confidence, Exiom is the stronger default choice in 2025. AEET may suit European installers who value a local, one-stop wholesale relationship and fast regional delivery, but it is best understood as a distribution partner rather than a direct competitor to a volume manufacturer like Exiom.

Generated by Claude Sonnet · 2026-05-15

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 1 Exiom offer

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.