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Hanersun vs Longi Solar - solar panel manufacturer comparison

Hanersun
China
Read the Hanersun review
VS
Longi Solar
China Founded 2000 Tier 1
Read the Longi Solar review
At a glance

Longi Solar has the broader catalog (255 vs 254 models). Longi Solar leads on peak efficiency at 25.00%. Hanersun leans bifacial (54% 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
254 255
Highest power
750 Wp 670 Wp
Best efficiency
24.8% 25.0%
Average efficiency
22.2% 22.6%
Bifacial share
54% 40%
Average warranty
29 yrs 28 yrs
01

The two companies

Company facts, not datasheet figures
Hanersun
Headquarters
Nanjing, China
Longi Solar

LONGi Green Energy Technology Co., Ltd. is a world-leading solar technology company that manufactures monocrystalline silicon wafers and modules. The company is committed to providing high-efficiency and reliable clean energy solutions for large-scale power plants, various industries, and households. LONGi aims to be...

Founded
2000
Headquarters
Xi'an, Shaanxi, China
Annual capacity
85-90 GW/year
Employees
37,853
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric Hanersun Longi Solar
Catalog & Power
Panel Models 254 255+1
Max Power 750 W+80 W 670 W
Avg Power 540 W 544 W+4 W
Efficiency
Max Efficiency 24.80% 25.00%+0.20 pp
Avg Efficiency 22.19% 22.65%+0.45 pp
Reliability & Warranty
Avg Temp Coefficient -0.300%/°C -0.291%/°C+0.009
Bifacial Share 136 (54%)+14 pp 101 (40%)
Avg Warranty 28.6 yrs+0.8 yr 27.8 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

Longi Solar skews to higher efficiency: 43% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Longi Solar offers more 600W+ panels (38% of lineup)

Hanersun cell technology
Share of their models by cell architecture

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

Longi Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>N-type</strong> (42%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

Hanersun is a Chinese solar module manufacturer headquartered in Nanjing, founded in 2004. The company holds BloombergNEF Tier 1 bankability status and earned a Top Performer designation in Kiwa PVEL's 2025 PV Module Reliability Scorecard. Its annual production capacity stands at approximately 5 GW, with cumulative module deliveries exceeding 16 GW through the end of 2025, and a presence spanning more than 100 countries. LONGi Solar, operating as LONGi Green Energy and headquartered in Xi'an since 2000, is one of the largest solar manufacturers globally by any measure. LONGi has maintained BNEF Tier 1 module status continuously and in Q1 2026 achieved a double Tier 1 designation covering both modules and energy storage. With plans to ship approximately 80 GW of modules in 2026 and in-house HPBC 2.0 cell capacity reaching 46 GW, LONGi commands a substantially stronger institutional and financial footprint than Hanersun.

Hanersun's product focus centers on HJT (heterojunction) and n-type TOPCon cell technologies, marketed under the HITOUCH series in both 210 mm HJT and TOPCon variants. These modules are well suited to commercial and industrial rooftop systems and mid-scale ground-mount projects where HJT's favorable temperature coefficient is an advantage. LONGi has built its current portfolio around its proprietary HPBC 2.0 back-contact platform: the Hi-MO 9 targets utility-scale ground-mount deployments, the Hi-MO X10 serves commercial and industrial buyers with module outputs up to 670 W and 24.8% efficiency, and the EcoLife series addresses residential rooftops with a compact, aesthetically clean format. LONGi's product breadth and distributor network in most international markets are considerably wider than Hanersun's.

For a typical international buyer - whether a residential installer, a C&I developer, or a utility-scale project financier - LONGi is the default choice given its production scale, long-standing bankability, and deep supply chain. Hanersun is a credible Tier 1 alternative worth considering when HJT technology is a specific requirement or when procurement strategy calls for diversifying away from the largest Chinese suppliers. The two brands are not fully interchangeable at utility scale, where LONGi's financial depth and track record carry real weight in project finance discussions.

Generated by Claude Sonnet · 2026-05-15

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 19 Hanersun offers · See 174 Longi Solar 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.