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AIKO vs ENCOR - solar panel manufacturer comparison

AIKO
China Founded 2009 Tier 1
Read the AIKO review
VS
ENCOR
Poland Founded 1991
Read the ENCOR review
At a glance

AIKO has the broader catalog (144 vs 4 models). AIKO leads on peak efficiency at 25.20%. 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 4
Highest power
805 Wp 460 Wp
Best efficiency
25.2% 21.3%
Average efficiency
23.7% 20.9%
Bifacial share
24% 0%
Average warranty
30 yrs 25 yrs
01

The two companies

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

ENCOR is a proprietary solar brand owned by CORAB S.A., a Polish manufacturer and distributor of photovoltaic systems founded in 1991. The brand covers an ecosystem of own-label PV modules, inverters, and energy storage units produced to CORAB's specifications. CORAB is one of the largest photovoltaic mounting...

Founded
1991
Headquarters
Olsztyn, Poland
Employees
200-500
02

Catalogue against catalogue

Averages over every model in the database
Metric AIKO ENCOR
Catalog & Power
Panel Models 144+140 4
Max Power 805 W+345 W 460 W
Avg Power 581 W+170 W 411 W
Efficiency
Max Efficiency 25.20%+3.90 pp 21.30%
Avg Efficiency 23.65%+2.77 pp 20.88%
Reliability & Warranty
Avg Temp Coefficient -0.271%/°C+0.073 -0.344%/°C
Bifacial Share 35 (24%)+24 pp 0 (0%)
Avg Warranty 29.5 yrs+4.5 yr 25.0 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%)

ENCOR cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (75%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

All searches for ENCOR point exclusively to a US-based solar installer - not a panel manufacturer - with reports it is out of business. No BloombergNEF listing, no module datasheet, and no production capacity data exist for an "ENCOR" panel brand. I'll write an honest comparison reflecting this finding.

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AIKO is a Chinese solar panel manufacturer headquartered in Guangzhou, founded in 2009. It has established itself as a genuine module producer, achieving BloombergNEF Tier 1 status in Q3 2024 - a recognition held by roughly the top 2% of solar companies globally, based on demonstrated non-recourse project financing across multiple banks. By early 2025, AIKO's production capacity was reported at approximately 20 GW per year, placing it among the larger-scale Chinese manufacturers, and further expansion was underway. On institutional footprint, AIKO is clearly the more established entity of the two names presented here.

ENCOR, by contrast, could not be confirmed as a solar panel manufacturer through any credible industry source. Web searches consistently surface "Encor Solar LLC," a US-based residential solar installer headquartered in Lehi, Utah, which does not manufacture its own modules and has been reported as no longer in operation. No ENCOR-branded module datasheet, cell technology specification, or BloombergNEF listing was found. It is possible the name refers to a niche regional brand not yet indexed by major industry databases, but no evidence supports treating ENCOR as a comparable manufacturing peer to AIKO.

For any buyer evaluating panels in 2025, AIKO is the only one of these two names that can be assessed with confidence. Its ABC (All-Back-Contact) cell technology delivers panel efficiencies above 24%, low temperature coefficients, and strong long-term degradation warranties, making it a credible choice for premium residential rooftops or space-constrained commercial installations. A direct comparison with ENCOR is not possible given the absence of verifiable product data for that brand - buyers should confirm with their installer exactly which manufacturer is behind any panel sold under that name.

Generated by Claude Sonnet · 2026-06-11

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 174 AIKO offers · See 1 ENCOR 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.