Longi Solar vs Luxen Solar Energy - solar panel manufacturer comparison
Longi Solar has the broader catalog (255 vs 151 models). Longi Solar leads on peak efficiency at 25.00%. Luxen Solar Energy leans bifacial (52% 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
LONGi Green Energy Technology Co., Ltd. is a world-leading solar technology company that manufactures monocrystalline silicon wafers and modules. The company is committed to providing high-efficiency and reliable clean energy solutions for large-scale power plants, various industries, and households. LONGi aims to be...
- Founded
- 2000
- Headquarters
- Xi'an, Shaanxi, China
- Annual capacity
- 85-90 GW/year
- Employees
- 37,853
- Tier 1 bankable
- Yes
Luxen Solar is a global company dedicated to the production and sales of high-power, low-attenuation solar photovoltaic modules. The company was founded in Spain and has since established manufacturing facilities and branches in various countries. Luxen is recognized as a Tier 1 manufacturer by BloombergNEF and is...
- Founded
- 2005
- Headquarters
- Suzhou, China
- Annual capacity
- 3 GW/year
- Employees
- 500+
- 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
Longi Solar skews to higher efficiency: 43% of lineup is 23%+
Luxen Solar Energy offers more 600W+ panels (43% of lineup)
Dominant cell tech: <strong>N-type</strong> (42%)
Dominant cell tech: <strong>N-type</strong> (81%)
The flagships
Written summary
Longi Solar is a Chinese cell and module manufacturer founded in 2000 that has repeatedly earned BloombergNEF Tier 1 status through 2025 and into 2026, and it operates among the largest production footprints in the industry, with annual module capacity reported in the range of 80 to 120 GW. Luxen Solar Energy is a smaller but still credible player, operationally headquartered in Vienna, that has held Tier 1 status since 2022 and is listed among roughly the top 50 most bankable manufacturers by PV Tech, with production capacity of about 3 GW as of 2023 and stated plans to reach 10 GW by 2026. In terms of scale, track record, and financial institutional backing, Longi holds a clearly stronger position.
Both brands serve residential rooftop, commercial and industrial (C&I), and utility-scale ground-mount markets, but their technology emphasis differs. Longi has invested heavily in its proprietary HPBC back-contact cell technology, used in the Hi-MO 6 and flagship Hi-MO X10 residential lines and the HPBC-based Hi-MO 9 for utility-scale projects, while still selling large volumes of conventional N-type TOPCon modules at lower price points. Luxen Solar's portfolio is centered on N-type TOPCon in its N5 and N6 series, alongside legacy PERC modules, spanning roughly 415 to 675 W outputs with bifacial and all-black variants, and it typically backs products with warranties up to 20 years on materials and 30 years on performance.
For buyers who prioritize the longest operating history, the broadest service network, and the highest financial bankability, particularly on large utility-scale projects, Longi Solar is the safer default choice. Luxen Solar remains a legitimate Tier 1 alternative, especially for residential and C&I buyers focused on TOPCon value pricing, and on core TOPCon technology the two brands are largely comparable rather than clearly differentiated.
Generated by Claude Sonnet 5 · 2026-08-08
Other brand comparisons
Shop prices: See 174 Longi Solar offers · See 3 Luxen Solar Energy 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.