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Jolywood vs Tongwei - solar panel manufacturer comparison

Jolywood
China Founded 2008 Tier 1
Read the Jolywood review
VS
Tongwei
China Founded 2013 Tier 1
Read the Tongwei review
At a glance

Jolywood has the broader catalog (128 vs 122 models). Tongwei leads on peak efficiency at 24.20%. Jolywood leans bifacial (86% 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
128 122
Highest power
715 Wp 750 Wp
Best efficiency
23.6% 24.2%
Average efficiency
22.5% 22.6%
Bifacial share
86% 69%
Average warranty
30 yrs 30 yrs
01

The two companies

Company facts, not datasheet figures
Jolywood
Founded
2008
Headquarters
Taizhou, China
Tier 1 bankable
Yes
Tongwei
Founded
2013
Headquarters
Chengdu, China
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric Jolywood Tongwei
Catalog & Power
Panel Models 128+6 122
Max Power 715 W 750 W+35 W
Avg Power 554 W 584 W+30 W
Efficiency
Max Efficiency 23.60% 24.20%+0.60 pp
Avg Efficiency 22.54% 22.59%+0.05 pp
Reliability & Warranty
Avg Temp Coefficient -0.284%/°C+0.000 -0.284%/°C
Bifacial Share 110 (86%)+17 pp 84 (69%)
Avg Warranty 30.0 yrs+0.5 yr 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

Tongwei skews to higher efficiency: 41% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Tongwei offers more 600W+ panels (53% of lineup)

Jolywood cell technology
Share of their models by cell architecture

Dominant cell tech: TOPCon (95%)

Tongwei cell technology
Share of their models by cell architecture

Dominant cell tech: TOPCon (47%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

Tongwei is a Chinese manufacturer headquartered in Chengdu, with roots going back to 1992 when it began as an aquaculture feed company before pivoting into photovoltaics. Today it ranks among the world's largest solar producers, with reported cell capacity exceeding 150 GW and module capacity above 90 GW annually - a scale that has earned it a spot on the BloombergNEF Tier 1 list and a debut on the Fortune Global 500 in 2023. Jolywood, by contrast, is a more focused pure-play solar specialist founded in 2008 and headquartered in Changshu, Jiangsu Province. It has maintained consistent BloombergNEF Tier 1 status through recent quarters and carries a cell production capacity of roughly 20 GW alongside around 10 GW of module output - substantial but a fraction of Tongwei's industrial footprint. On sheer institutional scale and vertical integration from polysilicon through finished modules, Tongwei holds the broader market presence.

Both companies are firmly committed to N-type cell technology, but they approach it differently. Tongwei's portfolio spans monocrystalline PERC legacy lines alongside a growing share of TOPCon products, serving residential rooftops, commercial installations, and large utility-scale ground mounts across more than 70 countries. Its 2025 lineup has been recognized as a Top Performer in Kiwa PVEL's PV Module Reliability Scorecard, lending independent credibility to its quality claims. Jolywood positions itself as a pioneer in N-type TOPCon and has also explored heterojunction technology; its February 2025 launch of a 595 W bifacial TOPCon module specifically engineered for harsh environments signals a deliberate push into demanding utility and agri-PV applications rather than mainstream residential volume.

For a typical buyer in 2025, Tongwei is the safer default where supply chain depth, global availability, and third-party reliability validation matter most. Jolywood is a credible alternative - particularly for projects that require high-output bifacial modules in challenging climates - but its smaller manufacturing scale can translate to tighter stock and less installer familiarity in some markets. Neither brand is a poor choice; the decision largely comes down to local distributor relationships and the specific power class needed.

Generated by Claude Sonnet · 2026-05-26

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 24 Jolywood offers · See 56 Tongwei 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.