---
title: "ASM vs WINAICO - Brand Comparison | ComparePV"
description: "Compare ASM vs WINAICO solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background."
source: "https://comparepv.com/asm-vs-winaico"
image: "https://comparepv.com/og/compare/manufacturers/asm/winaico.png"
---

# ASM vs WINAICO

WINAICO has the broader catalog (44 vs 1 models). WINAICO leads on peak efficiency at 25.00%. WINAICO leans bifacial (77% of lineup).


## The two companies


| Attribute | ASM | WINAICO |
| --- | --- | --- |
| Country | Australia | Taiwan |
| Headquarters | Hallam, Victoria | Hsinchu |
| Founded | 2009 | 2003 |
| Employees | 1-10 | 100-500 |
| Annual capacity |  | 0.1-1 GW/year |
| Tier 1 | no | yes |
| Listed |  |  |
| Website | [https://www.australiansolarmanufacturing.com.au](https://www.australiansolarmanufacturing.com.au) | [https://winaico.com](https://winaico.com) |

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...

WINAICO is a Taiwanese manufacturer of high-performance crystalline silicon photovoltaic modules, operating as an independent subsidiary of Win Win Precision Technology. The company focuses on premium-quality solar panels backed by long warranty periods and has built a strong reputation in markets such as Germany...


## Catalog & Power


| Measure | ASM | WINAICO | Margin |
| --- | --- | --- | --- |
| Panel Models | 1 | 44 | +43 |
| Max Power | 170 W | 675 W | +505 W |
| Avg Power | 170 W | 491 W | +321 W |


## Efficiency


| Measure | ASM | WINAICO | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 16.00% | 25.00% | +9.00 pp |
| Avg Efficiency | 16.00% | 22.99% | +6.99 pp |


## Reliability & Warranty


| Measure | ASM | WINAICO | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.438%/°C | -0.284%/°C | +0.154 |
| Bifacial Share | 0 (0%) | 34 (77%) | +77 pp |
| Avg Warranty | - | 28.9 yrs |  |


## Efficiency distribution

WINAICO skews to higher efficiency: 59% of lineup is 23%+


| Efficiency band | ASM | WINAICO |
| --- | --- | --- |
| \<20% | 1 (100.0%) | 0 |
| 20-21% | 0 | 4 (9.1%) |
| 21-22% | 0 | 7 (15.9%) |
| 22-23% | 0 | 7 (15.9%) |
| 23%+ | 0 | 26 (59.1%) |


## Power distribution

WINAICO offers more 600W+ panels (11% of lineup)


| Power band | ASM | WINAICO |
| --- | --- | --- |
| \<400W | 1 (100.0%) | 0 |
| 400-499W | 0 | 27 (61.4%) |
| 500-599W | 0 | 12 (27.3%) |
| 600-699W | 0 | 5 (11.4%) |


## Cell technology

Dominant cell tech: Back Contact (41%)


| Technology | ASM | WINAICO |
| --- | --- | --- |
| Unknown | 1 (100.0%) | 10 (22.7%) |
| Back Contact | 0 | 18 (40.9%) |
| N-type | 0 | 8 (18.2%) |
| HJT | 0 | 4 (9.1%) |
| TOPCon | 0 | 4 (9.1%) |


## 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 |


## Top panels, WINAICO


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [WST-675BKX72-A2](https://comparepv.com/panel/winaico-wst-675bkx72-a2) | 675 | 25.0 | -0.260 | Monocrystalline |
| 2 | [WST-670BKX72-A2](https://comparepv.com/panel/winaico-wst-670bkx72-a2) | 670 | 24.8 | -0.260 | Monocrystalline |
| 3 | [WST-665BKX72-A2](https://comparepv.com/panel/winaico-wst-665bkx72-a2) | 665 | 24.6 | -0.260 | Monocrystalline |
| 4 | [WST-630NHX66-A4](https://comparepv.com/panel/winaico-wst-630nhx66-a4) | 630 | 23.3 | -0.240 | Monocrystalline |
| 5 | [WST-625NHX66-A4](https://comparepv.com/panel/winaico-wst-625nhx66-a4) | 625 | 23.1 | -0.240 | Monocrystalline |
| 6 | [WST-585NGX72-A7](https://comparepv.com/panel/winaico-wst-585ngx72-a7) | 585 | 22.6 | -0.290 | Monocrystalline |
| 7 | [WST-540NGX-D3](https://comparepv.com/panel/winaico-wst-540ngx-d3) | 540 | 22.8 | -0.300 | Monocrystalline |
| 8 | [WST-530NGX-D3](https://comparepv.com/panel/winaico-wst-530ngx-d3) | 530 | 22.3 | -0.300 | Monocrystalline |
| 9 | [WST-525NCX54-AW](https://comparepv.com/panel/winaico-wst-525ncx54-aw) | 525 | 23.6 | -0.280 | Monocrystalline |
| 10 | [WST-520NCX54-AW](https://comparepv.com/panel/winaico-wst-520ncx54-aw) | 520 | 23.4 | -0.280 | Monocrystalline |


## Other comparisons

- [ASM vs A.B. Energy](https://comparepv.com/asm-vs-a-b-energy)
- [AE Solar vs WINAICO](https://comparepv.com/ae-solar-vs-winaico)
- [ASM vs AEET](https://comparepv.com/asm-vs-aeet)
- [AIKO vs WINAICO](https://comparepv.com/aiko-vs-winaico)
- [ASM vs AKCOME](https://comparepv.com/asm-vs-akcome)
- [ARTsolar vs WINAICO](https://comparepv.com/artsolar-vs-winaico)


---

Source: https://comparepv.com/asm-vs-winaico

Not in this file, on the page: the distributions above drawn as charts.