--- title: "AU Optronics vs ASM - Brand Comparison | ComparePV" description: "Compare AU Optronics vs ASM solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background." source: "https://comparepv.com/au-optronics-vs-asm" --- # AU Optronics vs ASM Both brands are closely matched on catalog size, efficiency and bifacial share - the choice comes down to local availability, price and specific model features. ## The two companies | Attribute | AU Optronics | ASM | | --- | --- | --- | | Country | Taiwan | Australia | | Headquarters | Hsinchu | Hallam, Victoria | | Founded | 1996 | 2009 | | Employees | 41000+ | 1-10 | | Annual capacity | | | | Tier 1 | yes | no | | Listed | TWSE (Taiwan Stock Exchange): 2409 | | | Website | [https://www.auo.com/en-global](https://www.auo.com/en-global) | [https://www.australiansolarmanufacturing.com.au](https://www.australiansolarmanufacturing.com.au) | 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... 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... ## Catalog & Power | Measure | AU Optronics | ASM | Margin | | --- | --- | --- | --- | | Panel Models | 1 | 1 | | | Max Power | 170 W | 170 W | | | Avg Power | 170 W | 170 W | | ## Efficiency | Measure | AU Optronics | ASM | Margin | | --- | --- | --- | --- | | Max Efficiency | 16.00% | 16.00% | | | Avg Efficiency | 16.00% | 16.00% | | ## Reliability & Warranty | Measure | AU Optronics | ASM | Margin | | --- | --- | --- | --- | | Avg Temp Coefficient | -0.438%/°C | -0.438%/°C | | | Bifacial Share | 0 (0%) | 0 (0%) | | | Avg Warranty | - | - | | ## Efficiency distribution | Efficiency band | AU Optronics | ASM | | --- | --- | --- | | \<20% | 1 (100.0%) | 1 (100.0%) | ## Power distribution | Power band | AU Optronics | ASM | | --- | --- | --- | | \<400W | 1 (100.0%) | 1 (100.0%) | ## Cell technology | Technology | AU Optronics | ASM | | --- | --- | --- | | Unknown | 1 (100.0%) | 1 (100.0%) | ## Top panels, AU Optronics | # | Model | Power | Efficiency | Temp. coefficient | Technology | | --- | --- | --- | --- | --- | --- | | 1 | [ASM170M](https://comparepv.com/panel/au-optronics-asm170m) | 170 | 16.0 | -0.438 | Monocrystalline | ## Top panels, ASM | # | Model | Power | Efficiency | Temp. coefficient | Technology | | --- | --- | --- | --- | --- | --- | | 1 | [ASM170M](https://comparepv.com/panel/australian-solar-manufacturing-asm170m) | 170 | 16.0 | -0.438 | Monocrystalline | ## 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. \---LINKS--- \- https://www.pv-magazine.com/2024/10/10/au-optronics-sas-win-pv-awards-in-taiwan-for-high-efficiency-module/ \| AU Optronics wins PV award in Taiwan for high-efficiency module \| article \- https://www.energysage.com/supplier/21601/auo-benq-solar/ \| AUO BenQ Solar profile and reviews - EnergySage \| review \- https://www.enfsolar.com/asm \| Australian Solar Manufacturing (ASM) company profile - ENF Solar \| article \- https://www.solarfeeds.com/biz/au-optronics/ \| AUO company overview and Tier 1 status - SolarFeeds \| article Written by claude-sonnet from the figures above. ## Other comparisons - [AU Optronics vs A.B. Energy](https://comparepv.com/au-optronics-vs-a-b-energy) - [AE Solar vs ASM](https://comparepv.com/ae-solar-vs-asm) - [AU Optronics vs AEET](https://comparepv.com/au-optronics-vs-aeet) - [AIKO vs ASM](https://comparepv.com/aiko-vs-asm) - [AU Optronics vs AKCOME](https://comparepv.com/au-optronics-vs-akcome) - [ARTsolar vs ASM](https://comparepv.com/artsolar-vs-asm) --- Source: https://comparepv.com/au-optronics-vs-asm Not in this file, on the page: the distributions above drawn as charts.