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Canadian Solar vs Runda Solar - solar panel manufacturer comparison

Canadian Solar
Canada Founded 2001 Tier 1
Read the Canadian Solar review
VS
Runda Solar
China Founded 2009
Read the Runda Solar review
At a glance

Canadian Solar has the broader catalog (292 vs 6 models). Canadian Solar leads on peak efficiency at 24.40%. 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
292 6
Highest power
730 Wp 730 Wp
Best efficiency
24.4% 23.5%
Average efficiency
20.7% 23.1%
Bifacial share
46% 100%
Average warranty
28 yrs 30 yrs
01

The two companies

Company facts, not datasheet figures
Canadian Solar

Canadian Solar Inc. is a global renewable energy company founded in 2001. Headquartered in Kitchener, Ontario, it manufactures solar PV modules and provides battery energy storage solutions. The company also develops utility-scale solar power and battery energy storage projects.

Founded
2001
Headquarters
Kitchener, Canada
Annual capacity
51 GW/year
Employees
17,113
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 Canadian Solar Runda Solar
Catalog & Power
Panel Models 292+286 6
Max Power 730 W 730 W
Avg Power 472 W 718 W+246 W
Efficiency
Max Efficiency 24.40%+0.90 pp 23.50%
Avg Efficiency 20.66% 23.10%+2.44 pp
Reliability & Warranty
Avg Temp Coefficient -0.331%/°C -0.310%/°C+0.021
Bifacial Share 133 (46%) 6 (100%)+54 pp
Avg Warranty 28.2 yrs 30.0 yrs+1.8 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)

Canadian Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (67%)

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...

Canadian Solar is a publicly traded company originally incorporated in Canada in 2001, now operating the bulk of its manufacturing in China, where it ranks among the largest module producers in the world. It has been listed on NASDAQ since 2006 and consistently appears on BloombergNEF's Tier 1 list as well as the S&P Global Commodity Insights Premier List of Tier 1 Cleantech Companies - making it one of the most bankable names in the industry. As of mid-2025, the company reported a nameplate module production capacity of approximately 59 GW per year. Runda Solar, operating as Jiangsu Runda PV Co., Ltd., is a Chinese manufacturer founded in 2009 and headquartered in Yancheng, Jiangsu Province. The company employs more than 800 people and holds TUV and UL certifications meeting IEC61215 and IEC61730 standards. No credible source confirms that Runda holds BloombergNEF Tier 1 status, and its production scale is significantly smaller than that of Canadian Solar. Canadian Solar therefore carries a substantially stronger institutional footprint for lenders and project developers.

On the product side, Canadian Solar has built out a well-documented portfolio spanning residential, commercial, and utility-scale applications. Its current core families include the TOPCon-based HiKu6 and HiKu7 series - the latter reaching up to 720 W on 210 mm wafers - and the HJT-based HiHero line with module efficiency confirmed at up to 23.9%. Runda Solar also covers a comparable breadth of cell technologies, offering PERC, TOPCon, and bifacial glass-glass modules, and targets centralized power stations, commercial and industrial distributed generation, and residential rooftops. The company has passed European Fire Protection Class 1 Certification for its N-type bifacial glass-glass series, which is a meaningful indicator for markets with strict fire safety requirements.

For most buyers in 2025, Canadian Solar is the more straightforward default. Its Tier 1 status, NASDAQ listing, multi-decade track record, and manufacturing scale translate directly into easier project financing and stronger long-term warranty assurance. Runda Solar may suit cost-sensitive buyers or installers with an established regional supply relationship with the brand, but the absence of third-party consumer reviews and unconfirmed bankability status make it harder to recommend for larger or financed projects without additional due diligence.

Generated by Claude Sonnet · 2026-06-20

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 40 Canadian 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.