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ASM vs Sunova - solar panel manufacturer comparison

ASM
Australia Founded 2009
Read the ASM review
VS
Sunova
China Founded 2008
Read the Sunova review
At a glance

Sunova has the broader catalog (183 vs 1 models). Sunova leads on peak efficiency at 23.20%. 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
1 183
Highest power
170 Wp 720 Wp
Best efficiency
16.0% 23.2%
Average efficiency
16.0% 21.6%
Bifacial share
0% 92%
Average warranty
- 28 yrs
01

The two companies

Company facts, not datasheet figures
ASM

Australian Solar Manufacturing (ASM) is a small Australian solar panel assembler that produces crystalline monocrystalline modules domestically using components sourced from Germany, Japan, the USA, and China. The company focuses on providing locally assembled PV modules tailored to Australian conditions, supporting...

Founded
2009
Headquarters
Hallam, Victoria, Australia
Employees
1-10
Sunova
Founded
2008
Headquarters
Hefei, China
02

Catalogue against catalogue

Averages over every model in the database
Metric ASM Sunova
Catalog & Power
Panel Models 1 183+182
Max Power 170 W 720 W+550 W
Avg Power 170 W 523 W+353 W
Efficiency
Max Efficiency 16.00% 23.20%+7.20 pp
Avg Efficiency 16.00% 21.60%+5.60 pp
Reliability & Warranty
Avg Temp Coefficient -0.438%/°C -0.317%/°C+0.121
Bifacial Share 0 (0%) 168 (92%)+92 pp
Avg Warranty - 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

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)

ASM cell technology
Share of their models by cell architecture
Sunova cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (49%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

ASM, or Australian Solar Manufacturing Pty Ltd, is a small domestic panel assembler based in Australia that builds monocrystalline modules using components sourced from Germany, Japan, the United States, and China. The company operates at a niche scale and does not appear on BloombergNEF's Tier 1 module manufacturer rankings. Its portfolio centers on modules in the 170-200 Wp range, a specification that reflects an older technology tier suited mainly to the domestic residential replacement and legacy retrofit market. Customer feedback on service and warranty responsiveness is mixed. Sunova Solar Technology, by contrast, is a Chinese manufacturer founded in 2016 and headquartered in Wuxi, Jiangsu, that had shipped a cumulative 7.1 GW of modules globally by the end of 2024. It operates 5.5 GW of module production capacity with a further 4.5 GW under construction, and has maintained BNEF Tier 1 bankability status continuously for over a year as of 2024. On institutional footprint, Sunova holds a decisive advantage.

Sunova's current lineup spans both TOPCon and HJT cell technologies. Its TOPCon bifacial modules, showcased at Intersolar Europe with panel-level efficiencies reaching 22.9%, target residential rooftops, commercial installations, and utility-scale ground mounts. Its HJT series carries a 30-year linear power guarantee with very low annual degradation, making it appealing to buyers with long time horizons. ASM's assembled modules, based on available evidence, do not include TOPCon or HJT designs and are best suited to straightforward Australian rooftop applications where locally assembled product is a compliance or preference requirement.

For a typical buyer in 2025, Sunova is the stronger default. It offers modern cell technology, verified bankability, a warranty infrastructure backed by multi-GW production scale, and global installation references. ASM retains a narrow role only for Australian buyers with a firm local-content requirement, and it cannot match Sunova on technology generation, bankability, or scale.

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.