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Huayao vs Suntech - solar panel manufacturer comparison

Huayao
Headquarters not published
Read the Huayao review
VS
Suntech
China Founded 2001 Tier 1
Read the Suntech review
At a glance

Suntech has the broader catalog (255 vs 126 models). Huayao leans bifacial (74% 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
126 255
Highest power
730 Wp 735 Wp
Best efficiency
24.8% 24.8%
Average efficiency
21.9% 21.8%
Bifacial share
74% 45%
Average warranty
29 yrs 28 yrs
01

The two companies

Company facts, not datasheet figures
Suntech
Founded
2001
Headquarters
Wuxi, China
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric Huayao Suntech
Catalog & Power
Panel Models 126 255+129
Max Power 730 W 735 W+5 W
Avg Power 561 W+56 W 505 W
Efficiency
Max Efficiency 24.80% 24.80%
Avg Efficiency 21.94%+0.19 pp 21.76%
Reliability & Warranty
Avg Temp Coefficient -0.306%/°C+0.009 -0.316%/°C
Bifacial Share 93 (74%)+29 pp 114 (45%)
Avg Warranty 29.2 yrs+0.8 yr 28.4 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

Huayao skews to higher efficiency: 26% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Huayao offers more 600W+ panels (51% of lineup)

Huayao cell technology
Share of their models by cell architecture

Dominant cell tech: TOPCon (44%)

Suntech cell technology
Share of their models by cell architecture

Dominant cell tech: TOPCon (71%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

Huayao is a comparatively young Chinese manufacturer headquartered in Hohhot, Inner Mongolia, founded in 2019 by a team with more than two decades of prior experience in the photovoltaic industry. It scaled quickly, reaching roughly 20 GW of annual production capacity by 2024 across polysilicon, monocrystalline wafers, cells and modules, with revenue around one billion dollars, and it currently appears on Tier 1 bankability lists. Suntech, by contrast, is one of the industry's oldest and most recognized names, founded in 2001 in Wuxi by Dr. Shi Zhengrong and briefly the world's largest solar panel producer by 2008 shipments, before going bankrupt in 2013-2014 and passing to Shunfeng International Clean Energy; as of 2025 it is undergoing further restructuring under Hongyuan Green Energy. Suntech carries the longer institutional track record and brand recognition, but recent BloombergNEF assessments have excluded it from the Tier 1 list over banking-cooperation criteria, giving Huayao the stronger current bankability footing.

Both companies serve residential, commercial (C&I) and utility-scale ground-mount segments, and both are investing in N-type TOPCon cell technology with bifacial designs. Huayao has showcased its Shapo series, engineered for desert and utility environments, with modules reaching up to 770 W and around 24.8 percent efficiency, suggesting a product mix skewed toward large-scale projects. Suntech runs a smaller but more established operation, targeting roughly 1.2 to 1.5 GW of annual module sales in 2024-2025, serving a broad mix of residential and commercial buyers built on decades of brand familiarity.

For an international buyer prioritizing current bankability status and modern manufacturing scale, Huayao is the more defensible default choice today, while Suntech remains a reasonable option for buyers who value brand longevity and are less concerned with its past financial turbulence. In practical terms the two brands occupy a similar mid-tier segment of Chinese manufacturers, and with comparable technical specifications they can often be treated as interchangeable, provided the installer verifies the certification and warranty status of the specific model in question.

Generated by Claude Sonnet 5 · 2026-08-26

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 32 Suntech 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.