AU Optronics vs ASM - solar panel manufacturer comparison
Both brands are closely matched on catalog size, efficiency and bifacial share - the choice comes down to local availability, price and specific model features.
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.
The two companies
AU Optronics (AUO) is a technology-driven company based in Taiwan, specializing in optoelectronics and display solutions. They deliver products and services that advance innovation in areas like display technology, system solutions, industrial intelligence, healthcare, and energy. AUO operates globally across Asia...
- Founded
- 1996
- Headquarters
- Hsinchu, Taiwan
- Employees
- 41000+
- Tier 1 bankable
- Yes
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
Catalogue against catalogue
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.
What each of them builds
The flagships
Written summary
AU Optronics (AUO), founded in 1996 and headquartered in Taiwan, is a large publicly listed corporation trading on the Taiwan Stock Exchange (TWSE) with more than 41,000 employees. The company operates a vertically integrated solar business spanning ingot, wafer, cell, and module production, and holds Tier 1 bankable status - meaning project financiers and lenders treat it as a creditworthy, established supplier. ASM (Australian Solar Manufacturing), founded in 2009 and based in Victoria, Australia, is by contrast a micro-scale operation with just 1-10 employees that focuses on local assembly of panels using components sourced internationally rather than in-house cell manufacturing. It does not hold Tier 1 status. The institutional footprint of AUO is categorically larger, and the gap in financial standing is substantial.
On product terms, AUO's catalogued portfolio currently shows a single module rated at 170 Wp with an average efficiency of 16% and no bifacial offerings, pointing to an older or legacy product line rather than a modern high-density lineup. The temperature coefficient for maximum power sits at -0.438% per degree Celsius, which is a mid-range figure for conventional crystalline silicon. That profile - modest wattage, standard monofacial construction - fits small commercial or light industrial installations where bankability and supplier longevity matter more than cutting-edge efficiency. ASM presents a starker picture: the available data shows zero panels in its current verified portfolio and a maximum power of 0 Wp, making it effectively impossible to evaluate on technical specifications. Based on public records, its historical modules ran in the 170-195 Wp range, targeting budget-conscious Australian residential buyers.
For any buyer in 2025, AUO is the clear default between these two. Its Tier 1 status, exchange listing, and manufacturing depth provide lender confidence and long-term warranty security that ASM, with its negligible scale and absent current product range, simply cannot match. ASM may suit a buyer with a specific preference for Australian-assembled goods, but anyone prioritising financial durability, verified performance data, or project financing eligibility should favour AUO without hesitation.
Generated by Claude Sonnet · 2026-05-12
Other brand comparisons
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.