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AIKO vs ZNShine - solar panel manufacturer comparison

AIKO
China Founded 2009 Tier 1
Read the AIKO review
VS
ZNShine
China Founded 1988 Tier 1
Read the ZNShine review
At a glance

ZNShine has the broader catalog (212 vs 144 models). AIKO leads on peak efficiency at 25.20%. ZNShine leans bifacial (42% 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
144 212
Highest power
805 Wp 670 Wp
Best efficiency
25.2% 22.8%
Average efficiency
23.7% 21.3%
Bifacial share
24% 42%
Average warranty
30 yrs 28 yrs
01

The two companies

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

ZNShine Solar is a high-tech PV enterprise specializing in R&D, manufacturing, and sales of solar modules. They also provide integrated photovoltaic, battery storage, and green hydrogen solutions, as well as BIPV, rooftop solar, and utility-scale solar solutions with a commitment to boosting green electricity...

Founded
1988
Headquarters
Suqian, China
Annual capacity
10 GW/year
Employees
1,200
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric AIKO ZNShine
Catalog & Power
Panel Models 144 212+68
Max Power 805 W+135 W 670 W
Avg Power 581 W+47 W 535 W
Efficiency
Max Efficiency 25.20%+2.37 pp 22.83%
Avg Efficiency 23.65%+2.31 pp 21.35%
Reliability & Warranty
Avg Temp Coefficient -0.271%/°C+0.059 -0.329%/°C
Bifacial Share 35 (24%) 89 (42%)+18 pp
Avg Warranty 29.5 yrs+1.2 yr 28.3 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%)

ZNShine cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (63%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

AIKO (Guangdong Aiko Solar Energy Technology Co., Ltd.) is a Chinese manufacturer headquartered in Foshan, Guangdong Province, with roughly 16 years of history in the photovoltaic industry. The company achieved BloombergNEF Tier 1 status in Q3 2024, operates six major production bases supported by three world-class R&D centers, and holds a portfolio of over 1,000 patents; a planned facility in Jinan is designed for up to 30 GW of capacity. ZNShine (ZNSHINE PV-TECH Co., Ltd.), headquartered in Changzhou, China, has a longer and better-documented track record, having entered the solar module market in 2006 and maintaining BloombergNEF Tier 1 status continuously since 2015. The company operates approximately 10 GW of production capacity across three Chinese manufacturing bases and has recently been upgraded to a B rating under the PV Tech Bankability Ranking. Measured purely by institutional financing history and lender familiarity, ZNShine's decade-long Tier 1 standing gives it the stronger established footprint among project financiers.

AIKO has built its competitive identity around its proprietary ABC (All Back Contact) cell technology, which relocates all electrical contacts to the rear of the cell, eliminating front-side shading losses and enabling module efficiencies confirmed at around 24.3% in mass production - placing AIKO at or near the top of independent efficiency benchmarks. The ABC architecture also delivers a notably low temperature coefficient, meaning less output degradation on hot summer days compared with standard TOPCon modules. These attributes make AIKO modules especially well-suited to space-constrained residential rooftops and premium commercial and C&I installations where extracting maximum output per square meter justifies a higher per-watt price. ZNShine's portfolio spans residential, commercial, and utility-scale ground-mount applications, with product lines covering monocrystalline and, in newer series, TOPCon-based modules. The company has also incorporated graphene-enhanced cell coatings into select product lines to improve durability and resistance to environmental degradation, and its extensive track record in large financed projects reinforces its appeal for developers.

For buyers prioritizing cell efficiency and willing to pay a modest premium - particularly in rooftop or C&I scenarios - AIKO is a technically differentiated choice whose ABC modules deliver measurably more energy from a given area than mainstream TOPCon alternatives. ZNShine is the more conservative pick for utility-scale developers and institutional buyers who weight a long, well-documented bankability record alongside a cost-competitive, broad-range catalogue. The two brands occupy distinct positions: AIKO is the technology-forward premium contender, while ZNShine is the established, broadly bankable mid-market manufacturer.

Generated by Claude Sonnet · 2026-05-27

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 179 AIKO offers · See 12 ZNShine 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.