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Becquer vs JA Solar - solar panel manufacturer comparison

Becquer
Headquarters not published
Read the Becquer 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 6 models). JA Solar leads on peak efficiency at 24.80%. Becquer 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
6 504
Highest power
715 Wp 740 Wp
Best efficiency
23.0% 24.8%
Average efficiency
22.6% 21.1%
Bifacial share
100% 47%
Average warranty
25 yrs 28 yrs
01

The two companies

Company facts, not datasheet figures
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 Becquer JA Solar
Catalog & Power
Panel Models 6 504+498
Max Power 715 W 740 W+25 W
Avg Power 702 W+246 W 456 W
Efficiency
Max Efficiency 23.00% 24.80%+1.80 pp
Avg Efficiency 22.62%+1.48 pp 21.13%
Reliability & Warranty
Avg Temp Coefficient -0.250%/°C+0.072 -0.322%/°C
Bifacial Share 6 (100%)+53 pp 238 (47%)
Avg Warranty 25.0 yrs 27.9 yrs+2.9 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

Becquer skews to higher efficiency: 17% of lineup is 23%+

Power spread
Share of each catalogue in every power band

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

Becquer cell technology
Share of their models by cell architecture

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

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...

Becquer and JA Solar occupy fundamentally different positions in the global solar PV landscape. Becquer was founded in 2016 in Singapore, with manufacturing and EPC operations centered in India and an expanding presence in Europe and the United States. The company remains a relatively small, non-Tier-1 manufacturer without bankable status, offering a tightly focused portfolio of just 6 panel models. JA Solar, by contrast, is one of the world's largest solar module producers, founded in China in 2005 and listed on the Shenzhen Stock Exchange. With a workforce of over 37,000 employees and a production capacity exceeding 100 GW, JA Solar holds Tier 1 bankable status and maintains an extensive portfolio of 524 panel models serving markets across multiple continents. The scale and financial backing of the two companies differ substantially, which directly shapes buyer confidence and project financing options.

Becquer's entire portfolio is built around HJT (heterojunction) cell technology, with 100% bifacial modules delivering an average efficiency of 22.6% and a peak of 23%, combined with an exceptionally low average temperature coefficient of -0.25%/°C for Pmax. This makes Becquer panels a compelling choice for space-constrained residential or commercial rooftop applications where maximum energy yield per square meter matters, and for buyers who prioritize low long-term degradation and strong hot-weather performance. JA Solar's portfolio spans PERC technology - representing 52% of its lineup - alongside newer TOPCon and other advanced formats. Its peak module efficiency reaches 24.4%, while the portfolio average of 20.9% reflects the breadth of legacy PERC products still offered. JA Solar's average warranty across its range stands at nearly 28 years, and its manufacturing scale enables competitive pricing suited to residential rooftop installs, large utility-scale ground-mount projects, and commercial C&I deployments alike.

For international buyers selecting between the two, the decision hinges primarily on project scale and bankability requirements. JA Solar's Tier 1 status makes it the default choice for bank-financed projects, utility-scale procurement, and supply chains where volume and financial certainty are non-negotiable. Becquer presents a technically strong case for premium installations where the combination of HJT efficiency and a superior temperature coefficient of -0.25%/°C justifies a higher per-watt cost - particularly for commercial or industrial rooftops with limited area, or for buyers focused on maximizing lifetime energy production over the lowest upfront module price.

Generated by Claude Sonnet · 2026-05-13

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 386 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.