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Horay Solar vs MY Solar - solar panel manufacturer comparison

Horay Solar
China Founded 2010 Tier 1
Read the Horay Solar review
VS
MY Solar
Headquarters not published
Read the MY Solar review
At a glance

Horay Solar has the broader catalog (182 vs 140 models). MY Solar leads on peak efficiency at 23.82%. Horay Solar leans bifacial (67% 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
182 140
Highest power
720 Wp 740 Wp
Best efficiency
23.3% 23.8%
Average efficiency
22.5% 19.9%
Bifacial share
67% 39%
Average warranty
30 yrs 27 yrs
01

The two companies

Company facts, not datasheet figures
Horay Solar

Horay Solar is an integrated photovoltaic company specializing in the R&D, production, and sales of solar modules and solar power systems. They are committed to globalization and offer standard and customized solar module solutions. The company's products are exported globally, providing efficient clean energy...

Founded
2010
Headquarters
Wuxi, Jiangsu Province, China
Annual capacity
2.5 GW/year
Employees
400
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric Horay Solar MY Solar
Catalog & Power
Panel Models 182+42 140
Max Power 720 W 740 W+20 W
Avg Power 536 W+118 W 418 W
Efficiency
Max Efficiency 23.30% 23.82%+0.52 pp
Avg Efficiency 22.46%+2.59 pp 19.87%
Reliability & Warranty
Avg Temp Coefficient -0.280%/°C+0.052 -0.333%/°C
Bifacial Share 122 (67%)+28 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

Horay Solar skews to higher efficiency: 14% of lineup is 23%+

Power spread
Share of each catalogue in every power band

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

Horay Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>TOPCon</strong> (56%)

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...

Horay Solar is a Chinese photovoltaic module manufacturer headquartered in Wuxi, Jiangsu Province, founded in 2010. The company operates production facilities in China and Malaysia and maintains regional offices in Germany, the United States, and Kenya, giving it one of the broader geographic footprints among mid-tier Chinese manufacturers. Its reported annual manufacturing capacity stands at approximately 2.5 GW. Critically for project finance purposes, Horay Solar achieved BloombergNEF Tier 1 status in Q1 2025 and retained that designation through Q1 2026, confirming that commercial banks have financed large-scale projects using its modules. MY Solar Technology Co., Ltd. - the core entity of MY Solar Group - was also established in 2010 and is listed on the ENF Solar directory with an annual output of around 3 GW of solar modules, alongside inverters, energy storage batteries, and integrated power-plant systems. No publicly available confirmation of BloombergNEF Tier 1 status was found for MY Solar, which is a meaningful distinction for buyers whose projects require bankable equipment.

Horay Solar's product line centers on monocrystalline modules in 182 mm and 210 mm wafer formats, with a clear pivot toward N-type TOPCon technology and bifacial designs. Its high-wattage Galaxy series targets utility-scale and ground-mount applications - deployments of up to 15 MW using 665 W Galaxy modules have been documented - while the Ocean series at around 440 W is positioned for residential rooftop and commercial C&I use. Panel certifications include TUV, ETL, and ISO9001/14001/45001, with a 15-year product warranty and a 25-year linear power guarantee retaining at least 84.8% output. MY Solar's broader product ecosystem - covering modules, inverters, and storage - positions it more as a one-stop-shop for EPC contractors and system integrators than as a pure-play module specialist.

For most international buyers evaluating a bankable, mid-scale Chinese manufacturer, Horay Solar currently offers a clearer institutional track record thanks to its confirmed Tier 1 designation and established European presence. MY Solar is a credible alternative, particularly for integrators who value a bundled supply of modules and balance-of-system components from a single vendor. The two companies are close in age and headline capacity, so buyers working outside bank-financed structures may find them broadly interchangeable on price and specification - in which case local distributor warranty support and after-sales service should drive the final decision.

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.

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.