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AIKO vs Esse Solar - solar panel manufacturer comparison

AIKO
China Founded 2009 Tier 1
Read the AIKO review
VS
Esse Solar
Italy Founded 1991
Read the Esse Solar review
At a glance

AIKO has the broader catalog (144 vs 0 models). AIKO leans bifacial (24% 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
144 0
Highest power
805 Wp 0 Wp
Best efficiency
25.2% -
Average efficiency
23.7% -
Bifacial share
24% 0%
Average warranty
30 yrs -
01

The two companies

Company facts, not datasheet figures
AIKO
Founded
2009
Headquarters
Shanghai, China
Tier 1 bankable
Yes
Esse Solar

Esse Solar is an Italian company that provides solar solutions to solar professionals, businesses, and individuals who want to improve their energy efficiency. The company was founded in 1991 and is based in Gallarate. Esse Solar has raised $6.54M in funding from VAM Investments.

Founded
1991
Headquarters
Gallarate, Italy
Employees
11-50
02

Catalogue against catalogue

Averages over every model in the database
Metric AIKO Esse Solar
Catalog & Power
Panel Models 144+144 0
Max Power 805 W+805 W 0 W
Avg Power 581 W+581 W 0 W
Efficiency
Max Efficiency 25.20% -
Avg Efficiency 23.65% -
Reliability & Warranty
Avg Temp Coefficient -0.271%/°C -
Bifacial Share 35 (24%)+24 pp 0 (0%)
Avg Warranty 29.5 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

AIKO skews to higher efficiency: 85% of lineup is 23%+

Power spread
Share of each catalogue in every power band

AIKO offers more 600W+ panels (60% of lineup)

AIKO cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>Back Contact</strong> (83%)

Esse Solar cell technology
Share of their models by cell architecture
04

The flagships

Highest-power models from each brand
Esse Solar all models
No panels from this manufacturer are in the database yet.
05

Written summary

Checking cache...

Esse Solar S.r.l. is an Italian company headquartered in Gallarate, Lombardy, founded in 2019 as an engineering, procurement and construction (EPC) integrator and certified photovoltaic materials distributor - it does not manufacture solar panels itself. Within roughly three years of operation the firm reported over 50 MW of installed power across residential, commercial, and ground-mount projects in Italy, drawing on the heritage of a larger energy group with more than four decades of operating history. AIKO, by contrast, is a Chinese panel manufacturer established in Guangzhou and focused exclusively on its proprietary N-type ABC (All-Back-Contact) cell technology. AIKO holds BloombergNEF Tier 1 bankable-supplier status as of Q3 2024 and has expanded its production capacity to approximately 20 GW per year, making it one of the more rapidly scaling specialists in the global module market. On institutional footprint and manufacturing depth, AIKO is in an entirely different category.

Because Esse Solar operates as an installer and distributor rather than a panel producer, the two brands serve fundamentally different roles in the supply chain. Esse Solar's offering covers turnkey photovoltaic and thermal-hydraulic systems for the Italian market, integrating third-party modules with heat-pump solutions for residential and industrial customers. AIKO's own product lineup, centred on its Neostar and Comet series, targets premium residential rooftops and commercial applications where maximum power density matters; its ABC modules have repeatedly topped the TaiyangNews global efficiency rankings, with mass-produced modules reaching confirmed efficiencies above 24% as of late 2025. AIKO has also begun winning utility-scale procurement bids in China and is expanding into European and Southeast Asian markets.

For a buyer selecting a panel brand, Esse Solar is not a comparable option - it is a potential installer or distributor, not a module origin. Anyone evaluating AIKO modules for a European project would typically engage a local EPC partner like Esse Solar to handle procurement logistics and installation. AIKO is the stronger default choice for buyers who specifically want high-efficiency N-type modules backed by bankable manufacturer warranties, while Esse Solar is relevant to Italian buyers seeking a competent local integration partner regardless of which panel brand they ultimately specify.

Generated by Claude Sonnet · 2026-05-19

06

Other brand comparisons

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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 179 AIKO 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.