Fellow Energy vs Q-Cells - solar panel manufacturer comparison
Q-Cells has the broader catalog (89 vs 13 models). Q-Cells leads on peak efficiency at 23.20%. Fellow Energy leans bifacial (54% 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
Fellow Energy is a solar energy technology manufacturer founded in 2020 in Gaziantep, Türkiye. The company specializes in the research, development, manufacturing, and sales of photovoltaic modules and solar cells, all of which are fully designed and produced domestically. Fellow Energy is recognized as a Tier 1 solar...
- Founded
- 2020
- Headquarters
- Gaziantep, Türkiye
- Employees
- 350+
- Tier 1 bankable
- Yes
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+
- Listed
- NASDAQ: HQCL
- 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
Q-Cells skews to higher efficiency: 2% of lineup is 23%+
Q-Cells offers more 600W+ panels (19% of lineup)
Dominant cell tech: <strong>TOPCon</strong> (54%)
Dominant cell tech: <strong>PERC</strong> (43%)
The flagships
Written summary
Fellow Energy is a Turkish solar module manufacturer founded in 2020 and headquartered in Gaziantep, Türkiye. The company operates multiple production facilities and claims a nameplate capacity in the range of 2-3 GW, with a notable distinction as one of the first Turkish firms to build a fully integrated domestic cell production line covering wafer slicing through cell processing. Fellow Energy markets itself as a Tier 1 producer, though this claim is sourced primarily from the company's own communications rather than independently confirmed BloombergNEF listings. Hanwha Q CELLS, by contrast, is a South Korean-headquartered manufacturer operating under the Hanwha conglomerate, with decades of combined heritage from the original Q.CELLS GmbH founded in Germany in 1999. Q CELLS holds confirmed BloombergNEF Tier 1 status, was named an S&P Global Tier 1 Cleantech company in 2025, and ships approximately 8-9 GW of modules globally per year, with a major U.S. manufacturing campus in Cartersville, Georgia targeting 3.3 GW of annual module output. On institutional footprint, bankability, and independently verified scale, Q CELLS holds a substantially stronger position.
Fellow Energy's catalog centers on monocrystalline bifacial modules aimed at off-grid, agricultural, and emerging-market commercial segments. Given the company's founding date and regional focus, it is typically positioned as a cost-competitive option for buyers in Europe's southern and eastern markets where domestic-content preferences or import-tariff considerations are relevant. Q CELLS offers two well-documented product families - Q.TRON and Q.PEAK - spanning residential rooftops, commercial C&I installations, and utility-scale ground mounts. The Q.TRON series uses N-type TOPCon cell technology and achieves efficiency ratings in the 21.8-22.5% range with low annual degradation, while Q.PEAK covers the more budget-oriented end of the residential market using older PERC architecture at 20-21% efficiency.
For most buyers in 2025, Q CELLS is the more defensible default: its Tier 1 bankability, large certified installer network, well-documented warranty support, and transition to TOPCon across its flagship lines deliver a strong risk-adjusted value proposition. Fellow Energy may appeal to buyers for whom Turkish origin, regional supply-chain proximity, or lower upfront pricing are primary considerations, but prospective purchasers should independently verify its current bankability status before committing to larger installations.
Generated by Claude Sonnet · 2026-06-22
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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.