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Canadian Solar vs MWG - solar panel manufacturer comparison

Canadian Solar
Canada Founded 2001 Tier 1
Read the Canadian Solar review
VS
MWG
Poland Founded 2005
Read the MWG review
At a glance

Canadian Solar has the broader catalog (292 vs 2 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.

Panel models
292 2
Highest power
730 Wp 400 Wp
Best efficiency
24.4% 20.1%
Average efficiency
20.7% 19.7%
Bifacial share
46% 0%
Average warranty
28 yrs 25 yrs
01

The two companies

Company facts, not datasheet figures
Canadian Solar

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
Tier 1 bankable
Yes
MWG

MW Power is a Polish brand operating under MPL Group, offering a range of technology products including photovoltaic panels sold under the MW Green Power (MWG) brand. Their solar modules are small-wattage units (10W–100W) made from monocrystalline silicon, primarily intended for autonomous and off-grid energy systems...

Founded
2005
Headquarters
Zabrze, Poland
02

Catalogue against catalogue

Averages over every model in the database
Metric Canadian Solar MWG
Catalog & Power
Panel Models 292+290 2
Max Power 730 W+330 W 400 W
Avg Power 472 W+102 W 370 W
Efficiency
Max Efficiency 24.40%+4.28 pp 20.12%
Avg Efficiency 20.66%+0.94 pp 19.72%
Reliability & Warranty
Avg Temp Coefficient -0.331%/°C+0.059 -0.390%/°C
Bifacial Share 133 (46%)+46 pp 0 (0%)
Avg Warranty 28.2 yrs+3.2 yr 25.0 yrs

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.

03

What each of them builds

Cell technology across the market
Efficiency spread
Share of each catalogue in every efficiency band

Canadian Solar skews to higher efficiency: 13% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Canadian Solar offers more 600W+ panels (24% of lineup)

Canadian Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (67%)

MWG cell technology
Share of their models by cell architecture
04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

Canadian Solar is a publicly traded company founded in 2001 and headquartered in Guelph, Ontario, Canada. It has grown into one of the five largest solar module manufacturers in the world by shipment volume, with planned module capacity of over 50 GW by end-2025 according to its SEC filings. The company has been listed on the NASDAQ since 2006, consistently appears on Tier 1 bankability lists, and was named to the S&P Global Commodity Insights Premier List of Tier 1 Cleantech Companies in 2025. MWG - identified in distributor catalogs as the "MW Green Power" brand - occupies an entirely different segment: it produces small polycrystalline silicon panels in the 10 W-80 W range sold through electronics component distributors such as TME. No Tier 1 rating, BloombergNEF listing, or comparable institutional profile has been found for MWG, and the brand does not appear in any major industry ranking or bankability assessment. In terms of institutional footprint, Canadian Solar is vastly larger and better established.

Canadian Solar's current residential and commercial product families center on the HiKu6 and TOPHiKu6 lines, with the TOPHiKu6 using n-type TOPCon cell technology and reaching module efficiencies around 22.5% according to SolarReviews. The company serves utility-scale ground-mount, commercial rooftop, and residential rooftop markets globally, with an average installed cost below the U.S. national average at roughly $2.96 per watt as of 2025 data from SolarReviews. MWG panels, by contrast, are small-format polycrystalline modules primarily suited for standalone off-grid or hobbyist applications - the kind of low-wattage panels used in garden lighting, caravans, or small backup systems - rather than grid-tied residential or commercial installations.

For any buyer evaluating a standard rooftop or ground-mount solar project in 2025, Canadian Solar is the clear default choice: it offers strong warranties backed by a profitable company with two decades of operating history, certified products across all major markets, and a wide installer network. MWG is not a comparable alternative in this context; it serves a different, niche use case entirely. The two brands are not interchangeable - they target different applications at different scales.

Generated by Claude Sonnet · 2026-06-10

06

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Something missing from a catalogue? Both lists are built from the datasheets in the database. If a model is absent, it has not been ingested yet.

Shop prices: See 40 Canadian Solar offers · See 2 MWG 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.