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Goldi Solar vs JA Solar - solar panel manufacturer comparison

Goldi Solar
India Founded 2011 Tier 1
Read the Goldi Solar review
VS
JA Solar
China Founded 2005 Tier 1
Read the JA Solar review
At a glance

JA Solar has the broader catalog (504 vs 145 models). JA Solar leads on peak efficiency at 24.80%. Goldi Solar leans bifacial (79% 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
145 504
Highest power
715 Wp 740 Wp
Best efficiency
23.0% 24.8%
Average efficiency
21.2% 21.1%
Bifacial share
79% 47%
Average warranty
28 yrs 28 yrs
01

The two companies

Company facts, not datasheet figures
Goldi Solar

Goldi Solar is a leading Indian solar PV module manufacturer and EPC service provider committed to accelerating the transition to sustainable energy. Established in 2011 and headquartered in Surat, Gujarat, the company offers cutting-edge solar solutions that power industries, businesses, and communities across more...

Founded
2011
Headquarters
Surat, India
Annual capacity
15.2 GW/year
Employees
250-499 Employees
Tier 1 bankable
Yes
JA Solar

JA Solar is a global leader in the manufacturing of high-performance photovoltaic products. Founded in 2005, the company designs, develops, manufactures, and sells solar cells and modules. JA Solar's products are used in ground-mounted power plants, commercial & industrial rooftop PV systems, and residential rooftop...

Founded
2005
Headquarters
Beijing, China
Annual capacity
100+ GW/year
Employees
37,289
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric Goldi Solar JA Solar
Catalog & Power
Panel Models 145 504+359
Max Power 715 W 740 W+25 W
Avg Power 513 W+57 W 456 W
Efficiency
Max Efficiency 23.03% 24.80%+1.77 pp
Avg Efficiency 21.16%+0.03 pp 21.13%
Reliability & Warranty
Avg Temp Coefficient -0.326%/°C -0.322%/°C+0.004
Bifacial Share 115 (79%)+32 pp 238 (47%)
Avg Warranty 27.6 yrs 27.9 yrs+0.3 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

JA Solar skews to higher efficiency: 15% of lineup is 23%+

Power spread
Share of each catalogue in every power band

JA Solar offers more 600W+ panels (14% of lineup)

Goldi Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (74%)

JA Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (49%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

Goldi Solar is an Indian solar PV module manufacturer founded in 2011 and headquartered in Surat, Gujarat, with a workforce of 250-499 employees and a nameplate manufacturing capacity of 15.2 GW. The company holds Tier 1 (bankable) status from Bloomberg New Energy Finance, has received the Kiwa PVEL Top Performer designation for 2024, and exports to more than 20 countries worldwide. JA Solar, founded in 2005 and listed on the Shenzhen Stock Exchange (SZSE), is one of the largest solar manufacturers in the world, with production capacity exceeding 100 GW and module shipments of 79.4 GW in 2024 - roughly 40% growth year on year. JA Solar also holds Tier 1 status and earned the PVEL Top Performer designation for the tenth consecutive time in the 2025 scorecard. Both companies are financially credible choices for project financing, but the difference in scale is substantial: JA Solar's employee count of over 37,000 and its global distribution network dwarf Goldi Solar's current footprint.

JA Solar's portfolio of 524 panel models spans both mature PERC technology (Deep Blue 3.0 series, up to around 20.7% efficiency) and advanced TOPCon technology (Deep Blue 4.0 series, up to 23% efficiency), with a peak module power of 740 Wp and a maximum recorded efficiency of 24.4%. This breadth makes JA Solar a natural fit for utility-scale ground-mount projects, large commercial and industrial (C&I) installations, and residential rooftop markets where product availability and price competitiveness are paramount. Goldi Solar's portfolio of 110 models is narrower but notably higher in average output - at 513.6 Wp average versus 441.7 Wp for JA Solar - and carries an exceptional bifacial share of 83.6% compared to 44.3% for JA Solar. This positions Goldi Solar particularly well for bifacial ground-mount systems, agri-PV projects, and rooftop installations on highly reflective surfaces where rear-side gain materially improves annual yield. Goldi Solar's average efficiency of 21.17% also edges out JA Solar's portfolio average of 20.87%, reflecting a deliberate focus on premium, high-wattage modules.

For international buyers choosing between the two, JA Solar is the lower-risk default across most project types, given its unmatched scale, technology breadth from PERC through TOPCon, proven field reliability, and globally competitive pricing. Goldi Solar presents a compelling case for buyers who prioritize supply chain diversification outside China, or for projects where a high share of bifacial modules at above-average wattages is a key specification - areas where its portfolio holds a clear structural advantage over JA Solar's current offering.

Generated by Claude Sonnet · 2026-05-12

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 389 JA Solar 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.