ET Solar vs Hyundai - solar panel manufacturer comparison
Hyundai has the broader catalog (65 vs 10 models). Hyundai leads on peak efficiency at 23.40%. Hyundai leans bifacial (66% 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.
The two companies
HD Hyundai Energy Solutions is a global provider of solar cells and modules, offering solutions for residential, commercial, and utility-scale projects. They provide monofacial, bifacial, and shingled PV modules, along with inverters and various PV solutions. The company is committed to developing next-generation...
- Founded
- 2004
- Headquarters
- Seongnam-si, South Korea
- Annual capacity
- 1.35 GW/year
- Employees
- 206
- Tier 1 bankable
- Yes
Catalogue against catalogue
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.
What each of them builds
Hyundai skews to higher efficiency: 6% of lineup is 23%+
Hyundai offers more 600W+ panels (5% of lineup)
Dominant cell tech: <strong>PERC</strong> (100%)
Dominant cell tech: <strong>HJT</strong> (38%)
The flagships
Written summary
ET Solar is a Chinese manufacturer headquartered in Nanjing, founded in 2005, that has shipped more than 7.2 GW of modules since inception and holds BloombergNEF Tier 1 bankable status. The company is vertically integrated, handling production from silicon ingots through finished modules, which supports supply consistency across its residential, commercial, and utility-scale segments. Hyundai Energy Solutions - operating under the HD Hyundai group - is a South Korean manufacturer with Tier 1 bankable status and an annual production capacity exceeding 1.4 GW. While ET Solar's cumulative shipped volume gives it broader global reach, HD Hyundai Energy Solutions carries the institutional weight of a major industrial conglomerate behind its brand.
ET Solar's catalog spans residential rooftop and light commercial applications, with product warranties of 10 years and performance guarantees extending to 25 years or longer depending on the series. The company's product mix covers a range of module sizes and power classes that suit both distributed installations and small utility projects. HD Hyundai Energy Solutions, by contrast, has made a clear technology commitment: the company began mass production of N-type TOPCon cells in 2025 and is concurrently scaling up heterojunction (HJT) cell manufacturing, with R&D cells exceeding 24-25% efficiency. This positions Hyundai firmly in the premium-residential and mid-scale commercial segment, appealing to buyers who prioritize next-generation cell technology and long warranty terms of up to 30 years.
For a typical buyer in 2025, HD Hyundai Energy Solutions is the stronger choice if N-type cell technology and a recognized global brand name are priorities, particularly for premium residential rooftop installations in North America or Europe where those attributes command a premium. ET Solar remains a competitive, bankable option for cost-sensitive commercial and light utility projects where cumulative shipment experience and vertical integration offer practical supply advantages. Neither brand is interchangeable with the other in positioning - Hyundai skews premium and technology-forward, while ET Solar occupies a reliable mid-market role.
Generated by Claude Sonnet · 2026-06-21
Other brand comparisons
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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.