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MY Solar vs Sunova - solar panel manufacturer comparison

MY Solar
Headquarters not published
Read the MY Solar review
VS
Sunova
China Founded 2008
Read the Sunova review
At a glance

Sunova has the broader catalog (183 vs 140 models). MY Solar leads on peak efficiency at 23.82%. Sunova leans bifacial (92% 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
140 183
Highest power
740 Wp 720 Wp
Best efficiency
23.8% 23.2%
Average efficiency
19.9% 21.6%
Bifacial share
39% 92%
Average warranty
27 yrs 28 yrs
01

The two companies

Company facts, not datasheet figures
Sunova
Founded
2008
Headquarters
Hefei, China
02

Catalogue against catalogue

Averages over every model in the database
Metric MY Solar Sunova
Catalog & Power
Panel Models 140 183+43
Max Power 740 W+20 W 720 W
Avg Power 418 W 523 W+105 W
Efficiency
Max Efficiency 23.82%+0.62 pp 23.20%
Avg Efficiency 19.87% 21.60%+1.73 pp
Reliability & Warranty
Avg Temp Coefficient -0.333%/°C -0.317%/°C+0.016
Bifacial Share 54 (39%) 168 (92%)+53 pp
Avg Warranty 27.1 yrs 28.4 yrs+1.3 yr

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

Sunova skews to higher efficiency: 5% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Sunova offers more 600W+ panels (22% of lineup)

MY Solar cell technology
Share of their models by cell architecture

Dominant cell tech: PERC (58%)

Sunova cell technology
Share of their models by cell architecture

Dominant cell tech: PERC (49%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

MY Solar is a solar brand present in the Polish and Central European market, offering modules built on n-type TOPCon and shingled cell technologies; publicly available information about its own manufacturing capacity, BloombergNEF Tier 1 bankability standing, or track record in debt-financed projects is very limited. Sunova Solar Technology, founded in 2016 and headquartered in China, operates integrated manufacturing facilities across China and Vietnam, holds confirmed BloombergNEF Tier 1 status as of Q1 2024, and carries a CC+ rating from PV Tech's Module Bankability report. The company had shipped a cumulative 7.1 GW of modules worldwide by the close of 2024, supported by a TOPCon cell facility in Yibin, Sichuan with stated capacity of 9 GW. On institutional footprint and independently verified scale, Sunova holds a considerably stronger position than MY Solar.

MY Solar's documented offering centers on shingled and TOPCon modules reaching up to 670 W, with a claimed bifaciality factor of up to 70% and certifications for salt-mist and ammonia resistance - attributes that make the panels a plausible fit for floating, agrivoltaic, and coastal installations. The 30-year product and power-output warranty on its shingled series is a notable commercial claim for a brand of this size. Sunova structures its portfolio into two clearly named families - Zosma for PERC technology and Tangra for n-type TOPCon - across three module form factors (S, M, and L) that address residential rooftop, commercial and industrial, and utility-scale ground-mount applications respectively, with both monofacial and bifacial variants available in each tier.

For buyers whose projects require bankable references, lender acceptance, or independent third-party validation, Sunova is the lower-risk default: its Tier 1 certification and transparent production history reduce financing friction. MY Solar may suit buyers targeting niche technical applications such as floating or agrivoltaic systems, provided the claimed specifications are independently confirmed. The two brands are not interchangeable in terms of institutional recognition, and that gap matters most in large or financed deployments.

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.