---
title: "AKCOME vs Solar-Fabrik - Brand Comparison | ComparePV"
description: "Compare AKCOME vs Solar-Fabrik solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background."
source: "https://comparepv.com/akcome-vs-solar-fabrik"
---

# AKCOME vs Solar-Fabrik

Solar-Fabrik has the broader catalog (43 vs 3 models). Solar-Fabrik leads on peak efficiency at 24.27%.


## The two companies


| Attribute | AKCOME | Solar-Fabrik |
| --- | --- | --- |
| Country | China | Germany |
| Headquarters | Suzhou | Laufach |
| Founded | 2003 | 1996 |
| Employees |  | 50-200 |
| Annual capacity |  | \<1 GW/year |
| Tier 1 | no |  |
| Listed |  |  |
| Website | [https://www.akcome.com](https://www.akcome.com) | [https://solar-fabrik.de](https://solar-fabrik.de) |

Solar Fabrik is a German family-owned manufacturer of photovoltaic modules, specializing in high-quality glass-glass panels with N-TYPE/TOPCon technology and a 30-year product and performance warranty. Originally founded in Freiburg in 1996 as Solar-Fabrik AG, the brand was revived in 2016 after insolvency and...


## Catalog & Power


| Measure | AKCOME | Solar-Fabrik | Margin |
| --- | --- | --- | --- |
| Panel Models | 3 | 43 | +40 |
| Max Power | 700 W | 625 W | +75 W |
| Avg Power | 672 W | 450 W | +222 W |


## Efficiency


| Measure | AKCOME | Solar-Fabrik | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 22.54% | 24.27% | +1.73 pp |
| Avg Efficiency | 21.63% | 21.96% | +0.34 pp |


## Reliability & Warranty


| Measure | AKCOME | Solar-Fabrik | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.240%/°C | -0.285%/°C | +0.045 |
| Bifacial Share | 3 (100%) | 43 (100%) |  |
| Avg Warranty | 30.0 yrs | 29.8 yrs | +0.2 yr |


## Efficiency distribution

Solar-Fabrik skews to higher efficiency: 49% of lineup is 23%+


| Efficiency band | AKCOME | Solar-Fabrik |
| --- | --- | --- |
| 21-22% | 2 (66.7%) | 3 (7.0%) |
| 22-23% | 1 (33.3%) | 11 (25.6%) |
| \<20% | 0 | 5 (11.6%) |
| 20-21% | 0 | 3 (7.0%) |
| 23%+ | 0 | 21 (48.8%) |


## Power distribution

AKCOME offers more 600W+ panels (100% of lineup)


| Power band | AKCOME | Solar-Fabrik |
| --- | --- | --- |
| 600-699W | 2 (66.7%) | 2 (4.7%) |
| 700W+ | 1 (33.3%) | 0 |
| \<400W | 0 | 6 (14.0%) |
| 400-499W | 0 | 35 (81.4%) |


## Cell technology

Dominant cell tech: **HJT** (100%)

Dominant cell tech: **TOPCon** (63%)


| Technology | AKCOME | Solar-Fabrik |
| --- | --- | --- |
| HJT | 3 (100.0%) | 0 |
| TOPCon | 0 | 27 (62.8%) |
| Back Contact | 0 | 13 (30.2%) |
| N-type | 0 | 2 (4.7%) |
| PERC | 0 | 1 (2.3%) |


## Top panels, AKCOME


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [SKA611HDGDC-700W](https://comparepv.com/panel/akcome-ska611hdgdc-700w) | 700 | 22.5 | -0.240 | Monocrystalline |
| 2 | [SKA611HDGDC-660W](https://comparepv.com/panel/akcome-ska611hdgdc-660w) | 660 | 21.2 | -0.240 | Monocrystalline |
| 3 | [SKA611HDGDC-655W](https://comparepv.com/panel/akcome-ska611hdgdc-655w) | 655 | 21.1 | -0.240 | Monocrystalline |


## Top panels, Solar-Fabrik


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [S4-DG625-132TMax](https://comparepv.com/panel/solar-fabrik-s4-dg625-132tmax) | 625 | 23.1 | -0.300 | Monocrystalline |
| 2 | [S4-DG620-132TMax](https://comparepv.com/panel/solar-fabrik-s4-dg620-132tmax) | 620 | 22.9 | -0.300 | Monocrystalline |
| 3 | [Mono S4 Halfcut BC White 490](https://comparepv.com/panel/solar-fabrik-mono-s4-halfcut-bc-white-490) | 490 | 24.0 | -0.260 | Monocrystalline |
| 4 | [Mono S4 Halfcut BC Series White 490W](https://comparepv.com/panel/solar-fabrik-mono-s4-halfcut-bc-series-white-490w) | 490 | 24.0 | - | Monocrystalline |
| 5 | [Mono S4 Halfcut BC White 485](https://comparepv.com/panel/solar-fabrik-mono-s4-halfcut-bc-white-485) | 485 | 23.8 | -0.260 | Monocrystalline |
| 6 | [Mono S4 Quartercut Premium DE Series 485W](https://comparepv.com/panel/solar-fabrik-mono-s4-quartercut-premium-de-series-485w) | 485 | 24.3 | -0.260 | Monocrystalline |
| 7 | [Mono S4 Halfcut BC White 480-490W](https://comparepv.com/panel/solar-fabrik-mono-s4-halfcut-bc-white-480-490w) | 485 | 23.8 | -0.260 | Monocrystalline |
| 8 | [Mono S4 Halfcut BC Series White 485W](https://comparepv.com/panel/solar-fabrik-mono-s4-halfcut-bc-series-white-485w) | 485 | 23.8 | - | Monocrystalline |
| 9 | [Mono S4 Halfcut BC Full Black 480W](https://comparepv.com/panel/solar-fabrik-mono-s4-halfcut-bc-full-black-480w) | 480 | 23.5 | -0.260 | Monocrystalline |
| 10 | [Mono S4 Halfcut BC White 480](https://comparepv.com/panel/solar-fabrik-mono-s4-halfcut-bc-white-480) | 480 | 23.5 | -0.260 | Monocrystalline |


## Summary

AKCOME is a Chinese solar manufacturer headquartered in Jiangsu province and part of a larger industrial group. The company has built annual module production capacity of roughly 3.8 GW, making it a mid-to-large-scale supplier by global standards. AKCOME briefly appeared on the BloombergNEF Tier 1 list in Q4 2023 but did not maintain that status through 2024-2025, which affects its bankability profile in project-finance contexts. Solar-Fabrik, by contrast, is a German brand founded in Freiburg in 1996 as one of Europe's early solar pioneers. Since 2018 its modules have been produced by OEM contract manufacturers in China, though the company broke ground in 2024 on a new 300 MW factory in Hösbach near Aschaffenburg, with series production reportedly beginning in late 2025. Solar-Fabrik is not listed on the BloombergNEF Tier 1 ranking but has received the EUPD TOP BRAND PV award each year from 2021 to 2024. By sheer production scale and international reach, AKCOME holds the stronger institutional footprint.

On the product side, AKCOME targets both residential-commercial and utility-scale customers. Its AK iTopper series uses TOPCon cell technology, while the higher-end AK iPower series is built on HJT cells and is sized for large ground-mount installations. Both families are bifacial. Solar-Fabrik focuses on the European residential and commercial rooftop market, offering N-type TOPCon bifacial glass-glass modules in several configurations including compact balcony power units and a higher-efficiency back-contact bifacial variant. Quality oversight is handled through regular audits by German TUV and Dekra institutes, which is a meaningful differentiator for buyers in regulated European markets.

For a European residential or small-commercial buyer who values German engineering oversight, local regulatory familiarity, and a brand with deep roots in the EU market, Solar-Fabrik is the more natural fit. For developers sourcing large volumes for utility or international projects, AKCOME's greater production scale is an advantage, though lenders may require additional due diligence given its current non-Tier-1 status. The two brands serve largely different segments rather than being direct substitutes.

\---LINKS---

\- https://www.solarquotes.com.au/panels/akcome-review.html \| Akcome Solar Panels Review - SolarQuotes \| review

\- https://www.solarchoice.net.au/products/panels/akcome-solar-panels-review/ \| Akcome Solar Panels Independent Review - Solar Choice \| review

\- https://www.pv-tech.org/akcome-technologies-on-hjt-cell-production/ \| Akcome Technologies on HJT cell production and copper plating \| article

\- https://solar-fabrik.de/en/made-in-germany/ \| Solar Fabrik - Made in Germany manufacturing return \| article

\- https://www.photon.info/en/news/solar-fabrik-wants-to-serve-the-market-for-balcony-systems-with-a-new-315-watt-module/ \| Solar Fabrik 315W balcony power module launch - Photon \| article

Sources:

\- \[Akcome Solar Panels Review - SolarQuotes\](https://www.solarquotes.com.au/panels/akcome-review.html)

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

\- \[Akcome Technologies on HJT cell production - PV Tech\](https://www.pv-tech.org/akcome-technologies-on-hjt-cell-production/)

\- \[Solar Fabrik Made in Germany\](https://solar-fabrik.de/en/made-in-germany/)

\- \[Solar Fabrik 315W balcony module - Photon\](https://www.photon.info/en/news/solar-fabrik-wants-to-serve-the-market-for-balcony-systems-with-a-new-315-watt-module/)

\- \[BloombergNEF Tier 1 Solar Module Methodology\](https://assets.bnef.com/public/tiering/solarmodules.pdf)

\- \[Tier 1 Solar Panels List - 7SUN\](https://7sun.eu/tier-1-solar-panels-list/)

Written by claude-sonnet from the figures above.


## Other comparisons

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


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Source: https://comparepv.com/akcome-vs-solar-fabrik

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