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

# AKCOME vs TommaTech

TommaTech has the broader catalog (7 vs 3 models). TommaTech leads on peak efficiency at 23.23%. AKCOME leans bifacial (100% of lineup).


## The two companies


| Attribute | AKCOME | TommaTech |
| --- | --- | --- |
| Country | China | Turkey |
| Headquarters | Suzhou | Istanbul |
| Founded | 2003 |  |
| Employees |  |  |
| Annual capacity |  |  |
| Tier 1 | no | no |
| Listed |  |  |
| Website | [https://www.akcome.com](https://www.akcome.com) |  |


## Catalog & Power


| Measure | AKCOME | TommaTech | Margin |
| --- | --- | --- | --- |
| Panel Models | 3 | 7 | +4 |
| Max Power | 700 W | 600 W | +100 W |
| Avg Power | 672 W | 585 W | +87 W |


## Efficiency


| Measure | AKCOME | TommaTech | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 22.54% | 23.23% | +0.69 pp |
| Avg Efficiency | 21.63% | 22.65% | +1.02 pp |


## Reliability & Warranty


| Measure | AKCOME | TommaTech | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.240%/°C | -0.300%/°C | +0.060 |
| Bifacial Share | 3 (100%) | 0 (0%) | +100 pp |
| Avg Warranty | 30.0 yrs | 30.0 yrs |  |


## Efficiency distribution

TommaTech skews to higher efficiency: 29% of lineup is 23%+


| Efficiency band | AKCOME | TommaTech |
| --- | --- | --- |
| 21-22% | 2 (66.7%) | 0 |
| 22-23% | 1 (33.3%) | 5 (71.4%) |
| 23%+ | 0 | 2 (28.6%) |


## Power distribution

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


| Power band | AKCOME | TommaTech |
| --- | --- | --- |
| 600-699W | 2 (66.7%) | 1 (14.3%) |
| 700W+ | 1 (33.3%) | 0 |
| 500-599W | 0 | 6 (85.7%) |


## Cell technology

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

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


| Technology | AKCOME | TommaTech |
| --- | --- | --- |
| HJT | 3 (100.0%) | 0 |
| TOPCon | 0 | 7 (100.0%) |


## 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, TommaTech


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [TT600-144TN10](https://comparepv.com/panel/tommatech-tt600-144tn10) | 600 | 23.2 | -0.300 | Monocrystalline |
| 2 | [TT595-144TN10](https://comparepv.com/panel/tommatech-tt595-144tn10) | 595 | 23.0 | -0.300 | Monocrystalline |
| 3 | [TT590-144TN10](https://comparepv.com/panel/tommatech-tt590-144tn10) | 590 | 22.8 | -0.300 | Monocrystalline |
| 4 | [TT585-144TN10](https://comparepv.com/panel/tommatech-tt585-144tn10) | 585 | 22.6 | -0.300 | Monocrystalline |
| 5 | [TT580-144TN10](https://comparepv.com/panel/tommatech-tt580-144tn10) | 580 | 22.4 | -0.300 | Monocrystalline |
| 6 | [TT575-144TN10](https://comparepv.com/panel/tommatech-tt575-144tn10) | 575 | 22.3 | -0.300 | Monocrystalline |
| 7 | [TT570-144TN10](https://comparepv.com/panel/tommatech-tt570-144tn10) | 570 | 22.1 | -0.300 | Monocrystalline |


## Summary

TommaTech is a Germany-registered company headquartered in Garching near Munich that designs and markets solar panels produced in partnership with CW Enerji, described as the largest solar-panel manufacturer in Turkey. The company exports to roughly 45 countries, with its commercial weight concentrated in European and Middle Eastern markets. No BloombergNEF Tier 1 bankability listing has been identified for TommaTech in publicly available sources, placing it in the broader category of smaller regional brands rather than the top-tier global suppliers. AKCOME (Jiangsu Akcome Science and Technology Co., Ltd.) is a Chinese manufacturer founded in 2006 and publicly listed since 2010. At its peak it claimed module production capacity of several gigawatts per year and held BloombergNEF Tier 1 status, giving it considerably stronger institutional standing on paper - though a subsidiary entered court-supervised bankruptcy reorganization in July 2024 and the Shenzhen Stock Exchange terminated AKCOME's listing in August 2024, making current operational continuity uncertain.

TommaTech's catalog centers on monocrystalline PERC modules, including half-cut multi-busbar variants and a bifacial glass-glass line, alongside flexible panels aimed at marine, RV, and off-grid portable applications. The product range is well suited to residential rooftops and small commercial installations in Europe where the German quality-standard branding carries marketing value. AKCOME's defining technical strength is heterojunction (HJT) cell technology, which the company has developed since 2012 and pushed to high-efficiency large-format modules - including a 730 W G12 bifacial panel with reported conversion efficiencies above 23%. That product family targets premium residential buyers and utility-scale ground-mount projects globally, and AKCOME has independently confirmed cell efficiency results of 25.6% at lab scale per reporting by Ecogeneration and pv-tech.org.

For a typical buyer in 2025, the choice hinges less on technology and more on risk tolerance. AKCOME's HJT panels represent a genuinely more advanced product with higher efficiency ceilings, but the company's unresolved financial restructuring raises legitimate questions about whether its 25- or 30-year performance warranties can be honored. TommaTech, as a stable if modestly scaled European distribution brand, is a lower-risk choice for buyers who prioritize supply-chain continuity and local installer familiarity over cutting-edge efficiency numbers. Neither brand competes directly with the top global tier - Jinko, LONGi, Canadian Solar - so project financiers requiring BloombergNEF Tier 1 bankability should verify the current status of both manufacturers before committing.

\---LINKS---

\- https://www.pv-magazine.com/2023/06/07/akcome-unveils-730-w-heterojunction-solar-panel/ \| Akcome unveils 730 W heterojunction solar modules \| article

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

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

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

\- https://www.enfsolar.com/tommatech \| TommaTech GmbH manufacturer profile - ENF Solar \| article

Sources:

\- \[Akcome unveils 730 W heterojunction solar modules - pv-magazine\](https://www.pv-magazine.com/2023/06/07/akcome-unveils-730-w-heterojunction-solar-panel/)

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

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

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

\- \[TommaTech GmbH manufacturer profile - ENF Solar\](https://www.enfsolar.com/tommatech)

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 TommaTech](https://comparepv.com/ae-solar-vs-tommatech)
- [AKCOME vs AEET](https://comparepv.com/akcome-vs-aeet)
- [AIKO vs TommaTech](https://comparepv.com/aiko-vs-tommatech)
- [AKCOME vs ARTsolar](https://comparepv.com/akcome-vs-artsolar)
- [ASM vs TommaTech](https://comparepv.com/asm-vs-tommatech)


---

Source: https://comparepv.com/akcome-vs-tommatech

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