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Sunova vs Talesun - solar panel manufacturer comparison

Sunova
China Founded 2008
Read the Sunova review
VS
Talesun
China Founded 2010 Tier 1
Read the Talesun review
At a glance

Sunova has the broader catalog (183 vs 144 models). Talesun leads on peak efficiency at 24.80%. Sunova leans bifacial (92% 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
183 144
Highest power
720 Wp 710 Wp
Best efficiency
23.2% 24.8%
Average efficiency
21.6% 22.1%
Bifacial share
92% 59%
Average warranty
28 yrs 29 yrs
01

The two companies

Company facts, not datasheet figures
Sunova
Founded
2008
Headquarters
Hefei, China
Talesun

Talesun Solar, a subsidiary of Zhongli Group, is a leading global photovoltaic manufacturer specializing in the development, manufacturing, and delivery of high-quality solar modules and integrated PV energy solutions. The company provides clean and affordable PV energy solutions for residential, commercial, and...

Founded
2010
Headquarters
Suzhou, China
Annual capacity
5+ GW/year
Employees
501
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric Sunova Talesun
Catalog & Power
Panel Models 183+39 144
Max Power 720 W+10 W 710 W
Avg Power 523 W 564 W+41 W
Efficiency
Max Efficiency 23.20% 24.80%+1.60 pp
Avg Efficiency 21.60% 22.14%+0.54 pp
Reliability & Warranty
Avg Temp Coefficient -0.317%/°C -0.304%/°C+0.013
Bifacial Share 168 (92%)+33 pp 85 (59%)
Avg Warranty 28.4 yrs 28.8 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

Talesun skews to higher efficiency: 28% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Talesun offers more 600W+ panels (49% of lineup)

Sunova cell technology
Share of their models by cell architecture

Dominant cell tech: PERC (49%)

Talesun cell technology
Share of their models by cell architecture

Dominant cell tech: TOPCon (44%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

Sunova is a Chinese solar module manufacturer headquartered in Wuxi, Jiangsu, founded in 2016. Despite its relatively recent establishment, the company has built a credible international profile, maintaining a European headquarters in Frankfurt am Main and operating across more than 20 countries through a network of over 90 partners. Sunova has been listed as a Tier 1 module supplier by BloombergNEF and reports cumulative global shipments exceeding 10 GW, with expanded manufacturing capacity across facilities in China and Vietnam. Talesun was founded in 2010 as a subsidiary of Zhongli Science and Technology Group, headquartered in Suzhou, China. The company confirmed its Tier 1 BNEF ranking in Q1 2025 and reports cumulative module shipments of over 36 GW worldwide, with annual cell production capacity of approximately 2 GW and module production of around 2.8 GW per year. On the basis of scale and corporate backing, Talesun carries the stronger institutional footprint.

Sunova has concentrated its technology roadmap on TOPCon cells, including a dedicated cell manufacturing facility in Yibin, Sichuan, and targets both residential rooftop and commercial or industrial segments. Its Tangra product line is notable for offering up to a 30-year power warranty - a competitive differentiator in markets where long-term output guarantees matter to lenders and end-users alike. Talesun serves a broader product spectrum, from PERC modules positioned as a cost-effective, proven option - particularly popular in the U.S. market according to the company - to a TOPCon series using Super Multi Busbar technology with power outputs from 440 W to 715 W. Both brands offer bifacial configurations suited to utility-scale ground-mount as well as rooftop and commercial applications.

For a typical international buyer evaluating either brand, both qualify as bankable Tier 1 choices and the decision is unlikely to hinge on fundamental quality differences. Talesun's longer track record and greater cumulative shipment volume may carry more weight in project-finance contexts. Sunova's European infrastructure and long warranty terms are genuine advantages for buyers in the EU who prioritize post-sale support. Where both are available at comparable prices, the brands are effectively interchangeable for most standard installations.

Generated by Claude Sonnet · 2026-06-09

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 2 Talesun 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.