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Exiom vs AKCOME - solar panel manufacturer comparison

Exiom
Spain Founded 2019
Read the Exiom review
VS
AKCOME
China Founded 2003
Read the AKCOME review
At a glance

Exiom has the broader catalog (39 vs 3 models). Exiom leads on peak efficiency at 23.40%. AKCOME leans bifacial (100% 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
39 3
Highest power
605 Wp 700 Wp
Best efficiency
23.4% 22.5%
Average efficiency
20.1% 21.6%
Bifacial share
59% 100%
Average warranty
29 yrs 30 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
AKCOME
Founded
2003
Headquarters
Suzhou, China
02

Catalogue against catalogue

Averages over every model in the database
Metric Exiom AKCOME
Catalog & Power
Panel Models 39+36 3
Max Power 605 W 700 W+95 W
Avg Power 461 W 672 W+211 W
Efficiency
Max Efficiency 23.40%+0.86 pp 22.54%
Avg Efficiency 20.12% 21.63%+1.51 pp
Reliability & Warranty
Avg Temp Coefficient -0.338%/°C -0.240%/°C+0.098
Bifacial Share 23 (59%) 3 (100%)+41 pp
Avg Warranty 29.4 yrs 30.0 yrs+0.6 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

AKCOME offers more 600W+ panels (100% of lineup)

Exiom cell technology
Share of their models by cell architecture

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

AKCOME cell technology
Share of their models by cell architecture

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

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

AKCOME is a Chinese manufacturer headquartered in Zhejiang province, with roots in photovoltaics reaching back to the early 2000s and operations spanning more than 30 countries across a workforce of over 6,000 people. The company holds Tier 1 bankability recognition from BloombergNEF and maintains an annual PV module production capacity of approximately 3.8 GW. Exiom Solution is a Spanish manufacturer founded in 2009 in Asturias, with primary manufacturing in China at around 2.7 GW of capacity and a new 500 MW plant in Langreo, Spain, opened in late 2024 through a strategic alliance with Iberdrola - making it one of the very few European-headquartered names to appear on the BloombergNEF Tier 1 list. On sheer production scale and global distribution breadth, AKCOME carries the stronger institutional footprint, though Exiom holds a meaningful structural advantage within European supply chains.

AKCOME's catalog is oriented around HJT cell technology, with bifacial modules spanning residential rooftop and utility-scale ground-mount applications. The company markets distinct series targeting high-efficiency buyers comfortable paying a modest premium for HJT's temperature and low-light performance characteristics. Exiom takes a broader technology approach, offering modules built on PERC, TOPCon, HJT, and IBC cells across a wide power range that can serve small residential systems through large commercial and industrial projects. Their N-type TOPCon line has been highlighted for residential and commercial rooftop buyers looking for competitive efficiency at a price point below premium HJT.

For a typical buyer in 2025, geography largely determines the better fit. Asia-Pacific and global markets with established distributor networks will generally find AKCOME more accessible, backed by its larger scale and HJT specialization. European buyers - especially those sourcing for commercial or industrial projects - are likely to favor Exiom for its European production base, Iberdrola partnership, and alignment with emerging domestic-content preferences. Neither brand dominates universally; local support quality and warranty serviceability in the buyer's region should be the deciding factors.

Generated by Claude Sonnet · 2026-06-19

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 · See 2 AKCOME 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.