Hyundai vs Vespa Solar Enerji - solar panel manufacturer comparison
Hyundai has the broader catalog (65 vs 9 models). Hyundai leads on peak efficiency at 23.40%. Vespa Solar Enerji 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.
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
Vespa Solar Enerji skews to higher efficiency: 11% of lineup is 23%+
Vespa Solar Enerji offers more 600W+ panels (11% of lineup)
Dominant cell tech: <strong>HJT</strong> (38%)
Dominant cell tech: <strong>PERC</strong> (89%)
The flagships
Written summary
Hyundai Energy Solutions (operating as HD Hyundai Energy Solutions) is a South Korean manufacturer whose solar division traces its origins to Hyundai Heavy Industries, founded in 1972. The company holds Bloomberg NEF Tier 1 bankability status, meaning commercial lenders will finance projects using its modules, and it operates approximately 1.4 GW of annual production capacity based in South Korea. It began mass production of N-type TOPCon cells in April 2025, reflecting a deliberate technology migration from its earlier PERC and HIT lines. Vespa Solar Enerji, by contrast, is a small and relatively young Turkish manufacturer established in 2022 and headquartered in Hacilar, Kayseri. No credible source found during research confirms Tier 1 or Bloomberg NEF bankability recognition for Vespa Solar Enerji, and its production footprint appears to be a fraction of Hyundai's. On institutional footprint, Hyundai holds a decisive advantage.
Hyundai's current catalog spans N-type TOPCon bifacial modules for utility-scale and commercial ground mounts (reaching up to roughly 715 Wp per panel), a full-black residential series suited to premium rooftop installs, and mid-range commercial modules in the 435-585 Wp range. All product lines are certified to IEC 61215 and IEC 61730 and carry UL listings, with the company running its own UL- and VDE-accredited in-house test laboratory. Vespa Solar Enerji offers crystalline silicon panels in the 445-460 Wp and 545-555 Wp ranges that appear to include bifacial and PERC variants, according to ENF Solar datasheet listings. Vespa's products seem targeted primarily at the Turkish domestic market and nearby export markets, with limited publicly documented third-party certification details.
For a typical buyer in 2025 - whether a residential homeowner, a commercial developer, or a project financier - Hyundai Energy Solutions is the more defensible choice. Its Tier 1 status, established warranty track record, and proven TOPCon technology make it bankable and lower-risk. Vespa Solar Enerji may suit buyers in Turkey seeking locally sourced panels, but the two brands are not interchangeable from a bankability or project-finance perspective.
Generated by Claude Sonnet · 2026-06-22
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.