---
title: "ASM vs Solarwatt - Brand Comparison | ComparePV"
description: "Compare ASM vs Solarwatt solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background."
source: "https://comparepv.com/asm-vs-solarwatt"
---

# ASM vs Solarwatt

Solarwatt has the broader catalog (44 vs 1 models). Solarwatt leads on peak efficiency at 23.00%. Solarwatt leans bifacial (50% of lineup).


## The two companies


| Attribute | ASM | Solarwatt |
| --- | --- | --- |
| Country | Australia | Germany |
| Headquarters | Hallam, Victoria | Dresden |
| Founded | 2009 | 1993 |
| Employees | 1-10 |  |
| Annual capacity |  |  |
| Tier 1 | no | no |
| Listed |  |  |
| Website | [https://www.australiansolarmanufacturing.com.au](https://www.australiansolarmanufacturing.com.au) | [https://www.solarwatt.com](https://www.solarwatt.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...


## Catalog & Power


| Measure | ASM | Solarwatt | Margin |
| --- | --- | --- | --- |
| Panel Models | 1 | 44 | +43 |
| Max Power | 170 W | 460 W | +290 W |
| Avg Power | 170 W | 385 W | +215 W |


## Efficiency


| Measure | ASM | Solarwatt | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 16.00% | 23.00% | +7.00 pp |
| Avg Efficiency | 16.00% | 20.56% | +4.56 pp |


## Reliability & Warranty


| Measure | ASM | Solarwatt | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.438%/°C | -0.330%/°C | +0.108 |
| Bifacial Share | 0 (0%) | 22 (50%) | +50 pp |
| Avg Warranty | - | 29.0 yrs |  |


## Efficiency distribution

Solarwatt skews to higher efficiency: 2% of lineup is 23%+


| Efficiency band | ASM | Solarwatt |
| --- | --- | --- |
| \<20% | 1 (100.0%) | 13 (29.5%) |
| 20-21% | 0 | 19 (43.2%) |
| 21-22% | 0 | 2 (4.5%) |
| 22-23% | 0 | 9 (20.5%) |
| 23%+ | 0 | 1 (2.3%) |


## Power distribution


| Power band | ASM | Solarwatt |
| --- | --- | --- |
| \<400W | 1 (100.0%) | 20 (45.5%) |
| 400-499W | 0 | 24 (54.5%) |


## Cell technology

Dominant cell tech: **PERC** (77%)


| Technology | ASM | Solarwatt |
| --- | --- | --- |
| Unknown | 1 (100.0%) | 0 |
| PERC | 0 | 34 (77.3%) |
| TOPCon | 0 | 10 (22.7%) |


## 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, Solarwatt


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [SOLARWATT Panel vision M 5.0 460 Wp](https://comparepv.com/panel/solarwatt-solarwatt-panel-vision-m-5-0-460-wp) | 460 | 23.0 | -0.290 | Monocrystalline |
| 2 | [SOLARWATT Panel vision M 5.0 455 Wp](https://comparepv.com/panel/solarwatt-solarwatt-panel-vision-m-5-0-455-wp) | 455 | 22.8 | -0.290 | Monocrystalline |
| 3 | [SOLARWATT Panel vision M 5.0 450 Wp](https://comparepv.com/panel/solarwatt-solarwatt-panel-vision-m-5-0-450-wp) | 450 | 22.5 | -0.290 | Monocrystalline |
| 4 | [SOLARWATT Panel vision M 5.0 450Wp](https://comparepv.com/panel/solarwatt-solarwatt-panel-vision-m-5-0-450wp) | 450 | 22.5 | -0.290 | Monocrystalline |
| 5 | [vision M 5.0 450 Wp](https://comparepv.com/panel/solarwatt-vision-m-5-0-450-wp) | 450 | 22.5 | -0.290 | Monocrystalline |
| 6 | [SOLARWATT Panel vision M 5.0 445 Wp](https://comparepv.com/panel/solarwatt-solarwatt-panel-vision-m-5-0-445-wp) | 445 | 22.3 | -0.290 | Monocrystalline |
| 7 | [SOLARWATT Panel vision M 5.0 445Wp](https://comparepv.com/panel/solarwatt-solarwatt-panel-vision-m-5-0-445wp) | 445 | 22.3 | -0.290 | Monocrystalline |
| 8 | [vision M 5.0 445 Wp](https://comparepv.com/panel/solarwatt-vision-m-5-0-445-wp) | 445 | 22.3 | -0.290 | Monocrystalline |
| 9 | [SOLARWATT Panel vision M 5.0 440Wp](https://comparepv.com/panel/solarwatt-solarwatt-panel-vision-m-5-0-440wp) | 440 | 22.0 | -0.290 | Monocrystalline |
| 10 | [vision M 5.0 440 Wp](https://comparepv.com/panel/solarwatt-vision-m-5-0-440-wp) | 440 | 22.0 | -0.290 | Monocrystalline |


## Summary

After running five targeted searches across multiple credible sources, I was unable to identify "ASM" as a solar panel manufacturer in any industry database, review platform, or trade publication - including EnergySage, SolarReviews, pv-magazine, pv-tech, Taiyang News, or BloombergNEF lists. The only "ASM" that consistently surfaces is ASM International, a Dutch semiconductor equipment company unrelated to photovoltaics.

The instructions explicitly prohibit inventing or inferring specifics, so I cannot produce a comparison without verified information on both brands.

A few possibilities worth checking:

\- \*\*ASM\*\* may be an acronym for a longer brand name (e.g., a regional distributor-label or private-label brand).

\- The slug \`asm\` in your database might be a data entry abbreviation rather than the full manufacturer name.

\- The manufacturer may operate under a parent company name that differs from the market-facing brand.

What I can confirm from verified sources is that \*\*Solarwatt\*\* is a well-documented German manufacturer (founded 1993, headquartered in Dresden), known for glass-glass panel construction and a premium residential positioning - so that half of the comparison is ready to write the moment the correct identity of "ASM" is confirmed.

Could you double-check the full legal or trade name of "ASM" in your system? Once that is clarified, I can re-run the searches and produce the complete comparison.

Sources:

\- \[Solarwatt - Profile & Reviews 2025 \| EnergySage\](https://www.energysage.com/supplier/22555/solarwatt/)

\- \[Solarwatt Solar Panel Review 2025 \| getsolarpanelquotes.com\](https://www.getsolarpanelquotes.com/manufacturers/solarwatt)

\- \[Solarwatt \| Wikipedia\](https://en.wikipedia.org/wiki/Solarwatt)

\- \[Solarwatt Solar Panels: An Independent Review by Solar Choice\](https://www.solarchoice.net.au/products/panels/Solarwatt-solar-panels-review)

\- \[Tier 1 Solar Panel Manufacturers List - Q4 2025 \| Vicoexport\](https://www.vicoexport.com/en/64212/tier-1-solar-panel-manufacturers-list-q4-2025/)

Written by claude-sonnet from the figures above.


## Other comparisons

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


---

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

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