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Q-Cells vs Runda Solar - solar panel manufacturer comparison

Q-Cells
South Korea Founded 1999 Tier 1
Read the Q-Cells review
VS
Runda Solar
China Founded 2009
Read the Runda Solar review
At a glance

Q-Cells has the broader catalog (89 vs 6 models). Runda Solar leads on peak efficiency at 23.50%. Runda Solar 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
89 6
Highest power
675 Wp 730 Wp
Best efficiency
23.2% 23.5%
Average efficiency
21.2% 23.1%
Bifacial share
39% 100%
Average warranty
27 yrs 30 yrs
01

The two companies

Company facts, not datasheet figures
Q-Cells

Qcells is a renowned global provider of complete energy solutions, specializing in solar cells and modules, energy storage solutions, downstream project business, and energy retail. The company has a strong heritage dating back to its foundation in Germany and has become a leader in technology innovations. As an...

Founded
1999
Headquarters
Seoul, South Korea
Annual capacity
11.2 GW/year
Employees
2000+
Tier 1 bankable
Yes
Runda Solar

Runda Solar (Jiangsu Runda PV Co., Ltd.) is a high-tech company dedicated to manufacturing world-class solar photovoltaic modules. The company's business covers the entire photovoltaic industry chain, including R&D, production, and sales of PV modules, as well as energy storage and smart grid solutions. Runda Solar...

Founded
2009
Headquarters
Yancheng, Jiangsu Province, China
Annual capacity
4GW (modules), 8GW (cells), 1GWh (energy storage) GW/year
Employees
800+
02

Catalogue against catalogue

Averages over every model in the database
Metric Q-Cells Runda Solar
Catalog & Power
Panel Models 89+83 6
Max Power 675 W 730 W+55 W
Avg Power 468 W 718 W+249 W
Efficiency
Max Efficiency 23.20% 23.50%+0.30 pp
Avg Efficiency 21.21% 23.10%+1.89 pp
Reliability & Warranty
Avg Temp Coefficient -0.325%/°C -0.310%/°C+0.015
Bifacial Share 35 (39%) 6 (100%)+61 pp
Avg Warranty 27.0 yrs 30.0 yrs+3.0 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

Runda Solar skews to higher efficiency: 67% of lineup is 23%+

Power spread
Share of each catalogue in every power band

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

Q-Cells cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (43%)

Runda Solar cell technology
Share of their models by cell architecture

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

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

Q-Cells, operating as Hanwha Q CELLS, is a South Korean-German manufacturer that traces its roots to the original Q-Cells GmbH founded in Germany in 1999 and acquired by the Hanwha Group in 2012. It consistently holds BloombergNEF Tier 1 status and is one of the world's largest module producers, with global annual module production capacity exceeding 11 GW and total shipments projected to surpass 9 GW in 2025. The company also operates the largest solar manufacturing facility in the Western Hemisphere in Dalton, Georgia. Runda Solar, formally Jiangsu Runda PV Co., Ltd., is a Chinese manufacturer established in 2009 and headquartered in Yancheng, Jiangsu Province. It holds TUV and UL certifications and exports to European, Australian, and Asian markets, but no evidence of BloombergNEF Tier 1 listing was found in available sources. Q-Cells carries a substantially stronger institutional footprint by any measure of scale, financing track record, and independent bankability recognition.

Q-Cells addresses two main market segments through distinct product lines. The Q.PEAK family uses PERC cell technology and targets cost-conscious residential and commercial buyers, while the Q.TRON series uses N-type TOPCon technology and is positioned as a premium residential option, with efficiency ratings reaching 22.5% under the Q.ANTUM NEO platform. Runda Solar also offers both PERC and N-type TOPCon bifacial modules, and its Glass-Glass bifacial series received European Fire Protection Class 1 certification in January 2025, signaling a push toward commercial and utility segments. However, independent third-party reviews of Runda's field performance are sparse, and consumer-facing review platforms carry no ratings for the brand as of mid-2025.

For a typical buyer in 2025, Q-Cells is the more defensible default choice. Its Tier 1 bankability status, well-documented warranties, widespread installer familiarity, and multi-gigawatt production scale reduce both procurement and long-term warranty risk. Runda Solar may appeal to project developers with cost pressure and direct sourcing relationships in Asia, but the limited independent performance data makes it harder to recommend with confidence for residential or lender-financed commercial work.

Generated by Claude Sonnet · 2026-06-21

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 23 Q-Cells 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.