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Mysolar USA vs MY Solar - solar panel manufacturer comparison

Mysolar USA
China Founded 2010
Read the Mysolar USA review
VS
MY Solar
Headquarters not published
Read the MY Solar review
At a glance

MY Solar has the broader catalog (140 vs 15 models). MY Solar leads on peak efficiency at 23.82%. Mysolar USA 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.

Panel models
15 140
Highest power
720 Wp 740 Wp
Best efficiency
23.2% 23.8%
Average efficiency
22.4% 19.9%
Bifacial share
100% 39%
Average warranty
30 yrs 27 yrs
01

The two companies

Company facts, not datasheet figures
Mysolar USA

Mysolar is a sub-brand of Mamibot, specializing in designing and manufacturing high-efficiency solar panels using state-of-the-art technology. The company aims to become a Tier 1 solar panel manufacturer, offering a wide range of modules for residential and commercial projects. Mysolar is committed to rewriting the...

Founded
2010
Headquarters
Shanghai, China
Annual capacity
3.2 GW/year
Employees
60
02

Catalogue against catalogue

Averages over every model in the database
Metric Mysolar USA MY Solar
Catalog & Power
Panel Models 15 140+125
Max Power 720 W 740 W+20 W
Avg Power 610 W+192 W 418 W
Efficiency
Max Efficiency 23.17% 23.82%+0.65 pp
Avg Efficiency 22.42%+2.55 pp 19.87%
Reliability & Warranty
Avg Temp Coefficient -0.283%/°C+0.049 -0.333%/°C
Bifacial Share 15 (100%)+61 pp 54 (39%)
Avg Warranty 30.0 yrs+2.9 yr 27.1 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

Mysolar USA skews to higher efficiency: 13% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Mysolar USA offers more 600W+ panels (67% of lineup)

Mysolar USA cell technology
Share of their models by cell architecture

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

MY Solar cell technology
Share of their models by cell architecture

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

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

I have enough distinct information on both brands to write a hedged, qualitative comparison.

MY Solar, operating as MY Solar Technology Co., Ltd (MYPVTECH), is a China-based manufacturer founded in 2010 and headquartered in Guangzhou. It is primarily known as a supplier of portable solar panels, off-grid inverters, and smaller solar power system components rather than as a large-scale rooftop or utility module producer, and it does not appear on major Tier 1 or BloombergNEF bankability lists. Mysolar USA, marketed under the iMysolar brand, is a sub-brand of Mamibot, a manufacturer positioning itself in the HJT and TOPCon module segment for residential, commercial rooftop, and utility-scale projects; the company states an ambition to reach Tier 1 status and reports early production milestones, including over 200 MW delivered globally by the end of 2023, though independent confirmation of current Tier 1 or BloombergNEF listing was not found. Between the two, Mysolar USA shows the stronger institutional footprint, with a clearer manufacturing roadmap, named factory operations, and a documented push toward bankable-tier status, while MY Solar's public presence centers more on trade-fair participation and smaller-format products.

Product-wise, MY Solar's catalog leans toward portable and off-grid solutions, such as foldable or compact panels, small inverters, and energy storage batteries suited to camping, RVs, and off-grid power rather than grid-tied rooftop installations. Mysolar USA, by contrast, offers full-size high-efficiency modules, including HJT half-cell and bifacial panels with reported outputs in the 410 W to 740 W range, aimed at premium residential rooftops, commercial rooftops, and utility-scale ground-mount deployments, with manufacturer claims of salt-mist and ammonia resistance for harsh climates. This makes the two brands largely non-overlapping in typical use case despite the similar naming.

For a typical homeowner or installer evaluating grid-tied rooftop or utility-scale solar in 2025, Mysolar USA is the more relevant and better-documented option, given its named HJT and TOPCon product lines and stated Tier 1 ambitions, though buyers should independently verify current bankability status before large installations. MY Solar is better suited to buyers seeking portable or off-grid power equipment rather than a primary rooftop solar supplier, so the two are not truly interchangeable and the choice should be driven by application rather than brand similarity.

Generated by Claude Sonnet 5 · 2026-09-16

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.

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.