Canadian Solar vs Tescom Solar - solar panel manufacturer comparison
Canadian Solar has the broader catalog (292 vs 1 models). Canadian Solar leads on peak efficiency at 24.40%. Canadian Solar leans bifacial (46% 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
TESCOM A.Ş. was established in Izmir to operate in the field of power electronics based on the uninterrupted energy needs of Turkish industry. The company started its operations in 1980 to produce inverters and electronic control devices. Tescom Solar helps maximize the efficiency of solar power plants and reduce...
- Founded
- 1980
- Headquarters
- Izmir, Turkey
- Employees
- 51-200
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%)
The flagships
Written summary
Canadian Solar is a Canadian-founded manufacturer established in 2001 by Dr. Shawn Qu, headquartered in Guelph, Ontario, though the majority of its production takes place in China and Southeast Asia. The company has been publicly listed on NASDAQ since 2006 and is a consistent fixture on BloombergNEF Tier 1 and, most recently, the S&P Global Commodity Insights Premier List of Tier 1 Cleantech Companies for 2025. Its module manufacturing capacity stood at roughly 59 GW as of mid-2025, placing it firmly among the top five global solar producers. Tescom Solar is a Turkish manufacturer based in Izmir whose roots go back to 1980 in power electronics and uninterruptible power supply (UPS) systems; solar panels and hybrid inverters were added as a secondary product line, most notably with a solar-powered UPS range launched in 2018. Tescom does not appear on any published Tier 1 or BloombergNEF bankability list, and its scale of panel production is not publicly disclosed in comparable GW-range figures. In terms of institutional footprint, Canadian Solar is significantly larger and more broadly recognized.
Canadian Solar's current residential and commercial flagship is the HiKu6 series, with the TOPHiKu6 variant using N-type TOPCon cell technology and reaching efficiencies of around 22-23 percent according to EnergySage and SolarReviews. The lineup covers residential rooftops, commercial buildings, and utility-scale ground mounts, making it one of the most versatile portfolios available from a single brand. Tescom Solar offers monocrystalline and polycrystalline modules in the 275-315 Wp range alongside PERC panels up to 550 Wp, and its products are oriented toward distributed and off-grid applications, particularly when paired with its own hybrid inverter and storage systems.
For most buyers in 2025 - whether residential homeowners or project developers seeking bankable, well-warranted modules - Canadian Solar is the more defensible default, given its verified Tier 1 status, global service network, and broad installer familiarity. Tescom Solar may be a viable option in Turkey or nearby markets where its UPS and solar ecosystem is actively supported, but it cannot be recommended as a direct substitute for buyers who require third-party bankability confirmation or large-volume supply certainty.
Generated by Claude Sonnet · 2026-06-12
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.