Canadian Solar vs Solitek - solar panel manufacturer comparison
Canadian Solar has the broader catalog (292 vs 49 models). Canadian Solar leads on peak efficiency at 24.40%. Solitek 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
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
- Listed
- NASDAQ: CSIQ
- Tier 1 bankable
- Yes
SoliTek is a European solar panel and energy storage manufacturer headquartered in Vilnius, Lithuania, and is the largest solar module producer in Northern Europe. Part of the family-owned BOD Group, the company operates a fully automated production line with approximately 250 MW of annual module capacity and exports...
- Founded
- 2009
- Headquarters
- Vilnius, Lithuania
- Annual capacity
- 0.1-0.5 GW/year
- Employees
- 100-500
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
Canadian Solar skews to higher efficiency: 13% of lineup is 23%+
Canadian Solar offers more 600W+ panels (24% of lineup)
Dominant cell tech: <strong>PERC</strong> (67%)
Dominant cell tech: <strong>TOPCon</strong> (98%)
The flagships
Written summary
Canadian Solar is a Canadian manufacturer headquartered in Guelph, Ontario, publicly listed on NASDAQ since 2006, with manufacturing concentrated in China and Southeast Asia. It appears on S&P Global's Premier List of Tier 1 Cleantech Companies and operates at massive scale, with module capacity exceeding 50 GW per year as of its 2025 plans, placing it among the largest module makers globally. Solitek, by contrast, is a Lithuanian manufacturer founded in 2009 (as Baltic Solar Solutions, rebranded Solitek in 2014), producing out of a Vilnius facility with annual capacity around 250 MW - roughly two orders of magnitude smaller than Canadian Solar. In terms of institutional footprint and financial bankability, Canadian Solar has the clear edge.
Canadian Solar's catalog spans residential rooftop modules through utility-scale ground-mount products, built on a technology mix still led by PERC alongside a growing share of N-type TOPCon (its TOPHiKu7 and TOPBiHiKu6 lines) and a small HJT allocation, with average module efficiency around 20-21%. Solitek instead positions itself in a premium, specialized niche: glass-glass and bifacial modules plus Full Black aesthetic panels, aimed largely at residential prosumer and commercial and industrial (C&I) installations across Northern Europe, backed by Cradle to Cradle Gold certification and a manufacturing process it markets as net-zero. Solitek has also expanded into Lithuanian-made battery energy storage systems for the C&I segment.
For a buyer prioritizing scale, bankability, and price competitiveness on utility or large commercial projects, Canadian Solar remains the safer default choice. Solitek suits buyers who specifically value a European supply chain, shorter logistics, a long 30-year warranty, and a sustainability-focused manufacturing story, accepting a much smaller production footprint and lower international brand recognition in exchange. The two brands are not interchangeable: the right pick depends on whether scale and cost or European origin and sustainability credentials matter more to the project.
Generated by Claude Sonnet 5 · 2026-09-09
Other brand comparisons
Shop prices: See 40 Canadian Solar offers · See 23 Solitek 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.