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MY Solar vs Q-Cells - solar panel manufacturer comparison

MY Solar
Headquarters not published
Read the MY Solar review
VS
Q-Cells
South Korea Founded 1999 Tier 1
Read the Q-Cells review
At a glance

MY Solar has the broader catalog (140 vs 89 models). MY Solar leads on peak efficiency at 23.82%.

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
140 89
Highest power
740 Wp 675 Wp
Best efficiency
23.8% 23.2%
Average efficiency
19.9% 21.2%
Bifacial share
39% 39%
Average warranty
27 yrs 27 yrs
01

The two companies

Company facts, not datasheet figures
Q-Cells

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+
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric MY Solar Q-Cells
Catalog & Power
Panel Models 140+51 89
Max Power 740 W+65 W 675 W
Avg Power 418 W 468 W+51 W
Efficiency
Max Efficiency 23.82%+0.62 pp 23.20%
Avg Efficiency 19.87% 21.21%+1.34 pp
Reliability & Warranty
Avg Temp Coefficient -0.333%/°C -0.325%/°C+0.008
Bifacial Share 54 (39%) 35 (39%)+1 pp
Avg Warranty 27.1 yrs+0.1 yr 27.0 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

MY Solar skews to higher efficiency: 4% of lineup is 23%+

Power spread
Share of each catalogue in every power band

MY Solar offers more 600W+ panels (21% of lineup)

MY Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (58%)

Q-Cells cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (43%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

MY Solar is a Chinese manufacturer founded around 2010 and operating under the MY Solar Group umbrella, with MYPVTECH as its primary production entity. The company produces solar modules alongside inverters and energy storage systems, targeting a broad range of project types. Based on available sourcing, MY Solar does not appear on published BloombergNEF Tier 1 module lists, which places it in a lower bankability tier compared to the industry's most institutionally recognized names. Q-Cells, by contrast, traces its origins to Germany in the late 1990s and is now a flagship brand of the South Korean conglomerate Hanwha Group. Hanwha Q CELLS holds confirmed BloombergNEF Tier 1 status and was named an S&P Global 2025 Tier 1 Cleantech Company. Its combined global module production capacity has been reported at over 11 GW per year, with U.S.-based capacity in Georgia alone reaching 8.4 GW - making it the largest solar manufacturer in the Western Hemisphere by domestic output. On institutional footprint, Q-Cells is the clear leader.

In terms of product positioning, MY Solar serves primarily value-oriented commercial and small-scale utility segments with a catalog that includes standard crystalline modules and bundled balance-of-system components. Specific cell technology details for MY Solar are not readily confirmed by independent reviews. Q-Cells targets both the residential premium and utility-scale markets with two well-documented product families: the Q.ANTUM line based on PERC cell technology, and the newer Q.ANTUM NEO and QTron series built on N-type TOPCon cells. Top QTron models reach efficiency ratings around 23.7%, and the company backs all current residential panels with a 25-year product warranty covering replacement labor. The temperature coefficient for leading Q-Cells models (-0.29%/°C) outperforms the industry average, which matters in hot climates.

For a typical buyer in 2025, Q-Cells is the more defensible default - it offers independently verified performance data, strong bankability for project financing, domestic U.S. manufacturing options, and widely available installer support. MY Solar may appeal to budget-driven procurement where upfront cost is the primary constraint, but the limited third-party review coverage makes it harder to validate long-term reliability claims.

Generated by Claude Sonnet · 2026-06-12

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 25 Q-Cells 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.