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

# AKCOME vs Suntech

Suntech has the broader catalog (255 vs 3 models). Suntech leads on peak efficiency at 24.80%. AKCOME leans bifacial (100% of lineup).


## The two companies


| Attribute | AKCOME | Suntech |
| --- | --- | --- |
| Country | China | China |
| Headquarters | Suzhou | Wuxi |
| Founded | 2003 | 2001 |
| Employees |  |  |
| Annual capacity |  |  |
| Tier 1 | no | yes |
| Listed |  |  |
| Website | [https://www.akcome.com](https://www.akcome.com) | [https://www.suntech-power.com](https://www.suntech-power.com) |


## Catalog & Power


| Measure | AKCOME | Suntech | Margin |
| --- | --- | --- | --- |
| Panel Models | 3 | 255 | +252 |
| Max Power | 700 W | 735 W | +35 W |
| Avg Power | 672 W | 505 W | +167 W |


## Efficiency


| Measure | AKCOME | Suntech | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 22.54% | 24.80% | +2.26 pp |
| Avg Efficiency | 21.63% | 21.76% | +0.13 pp |


## Reliability & Warranty


| Measure | AKCOME | Suntech | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.240%/°C | -0.316%/°C | +0.076 |
| Bifacial Share | 3 (100%) | 114 (45%) | +55 pp |
| Avg Warranty | 30.0 yrs | 28.4 yrs | +1.6 yr |


## Efficiency distribution

Suntech skews to higher efficiency: 19% of lineup is 23%+


| Efficiency band | AKCOME | Suntech |
| --- | --- | --- |
| 21-22% | 2 (66.7%) | 64 (25.1%) |
| 22-23% | 1 (33.3%) | 70 (27.5%) |
| \<20% | 0 | 11 (4.3%) |
| 20-21% | 0 | 61 (23.9%) |
| 23%+ | 0 | 49 (19.2%) |


## Power distribution

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


| Power band | AKCOME | Suntech |
| --- | --- | --- |
| 600-699W | 2 (66.7%) | 42 (16.5%) |
| 700W+ | 1 (33.3%) | 8 (3.1%) |
| \<400W | 0 | 32 (12.5%) |
| 400-499W | 0 | 104 (40.8%) |
| 500-599W | 0 | 69 (27.1%) |


## Cell technology

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

Dominant cell tech: **TOPCon** (71%)


| Technology | AKCOME | Suntech |
| --- | --- | --- |
| HJT | 3 (100.0%) | 0 |
| TOPCon | 0 | 180 (70.6%) |
| Unknown | 0 | 65 (25.5%) |
| PERC | 0 | 5 (2.0%) |
| N-type | 0 | 5 (2.0%) |


## 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, Suntech


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [STP735S-D66-Nsh+](https://comparepv.com/panel/suntech-stp735s-d66-nsh) | 735 | 23.7 | -0.280 | Monocrystalline |
| 2 | [STP730S-D66-Nsh+](https://comparepv.com/panel/suntech-stp730s-d66-nsh) | 730 | 23.5 | -0.280 | Monocrystalline |
| 3 | [STP725S-D66-Nsh+](https://comparepv.com/panel/suntech-stp725s-d66-nsh) | 725 | 23.3 | -0.280 | Monocrystalline |
| 4 | [STP720S-D66-Nsh+](https://comparepv.com/panel/suntech-stp720s-d66-nsh) | 720 | 23.2 | -0.280 | Monocrystalline |
| 5 | [STP715S-D66-Nsh+](https://comparepv.com/panel/suntech-stp715s-d66-nsh) | 715 | 23.0 | -0.280 | Monocrystalline |
| 6 | [STP710S-D66-Nsh+](https://comparepv.com/panel/suntech-stp710s-d66-nsh) | 710 | 22.9 | -0.290 | Monocrystalline |
| 7 | [STP705S-D66-Nsh+](https://comparepv.com/panel/suntech-stp705s-d66-nsh) | 705 | 22.7 | -0.290 | Monocrystalline |
| 8 | [STP700S-D66-Nsh+](https://comparepv.com/panel/suntech-stp700s-d66-nsh) | 700 | 22.5 | -0.290 | Monocrystalline |
| 9 | [STP675S-D66/Wmh](https://comparepv.com/panel/suntech-stp675s-d66-wmh) | 675 | 21.7 | -0.340 | Monocrystalline |
| 10 | [STP670S-D66/Wmh](https://comparepv.com/panel/suntech-stp670s-d66-wmh) | 670 | 21.6 | -0.340 | Monocrystalline |


## Summary

Suntech is a Chinese solar manufacturer headquartered in Wuxi, Jiangsu, founded in 2001. Once the world's largest module supplier, it filed for bankruptcy in 2013 after a bond default and a related fraud discovery, later restructuring under Shunfeng Photovoltaic International. In 2025 the company entered a second restructuring process, with Hongyuan Green Energy signing an agreement to acquire control of its Wuxi subsidiary. Despite this turbulent ownership history, Suntech has maintained a BloombergNEF Tier 1 bankability ranking and ships approximately 10 GW of panels per year. AKCOME, founded in 2006 and listed on China's stock exchange in 2010, operates in more than 30 countries with over 6,000 employees and a 6 GW factory in Huzhou, Zhejiang. Critically, AKCOME was removed from the BloombergNEF Tier 1 list in 2024 - a status it had previously held since at least 2022 - giving Suntech the stronger institutional footprint for financed projects.

Suntech's catalog spans roughly 395 W to 720 W, covering residential through utility-scale applications, and is generally positioned as a competitively priced Tier 1 option for budget-conscious commercial and residential buyers. AKCOME has pivoted toward n-type cell technologies: TOPCon serves as its mainstream commercial line, while an active HJT program has achieved a reported mass-production cell efficiency of 25.7%. A pilot factory for perovskite cells signals further R&D ambition. AKCOME's current module range leans toward higher-wattage formats well-suited to commercial rooftop and utility-scale ground-mount projects.

For most buyers in 2025, Suntech is the safer default - Tier 1 status eases project financing and its global supply chain is well-established despite recurring ownership changes. AKCOME's technology roadmap is genuinely compelling, especially its HJT and perovskite investments, but the loss of BloombergNEF bankability makes it a harder sell for larger financed installations. Buyers comfortable with higher counterparty risk and focused on next-generation cell technology may find AKCOME worth evaluating, but for standard residential and commercial deployments Suntech holds a clear institutional edge.

\---LINKS---

\- https://www.pv-tech.org/suntech-renewed-crisis-pre-restructuring-creditor-claims/ \| Suntech faces renewed crisis and pre-restructuring creditor claims \| article

\- https://www.pv-magazine.com/2026/03/26/hysolar-moves-to-take-control-of-suntech/ \| Hysolar moves to take control of Suntech - pv magazine \| article

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

\- https://www.pv-magazine.com/2024/01/02/chinese-pv-industry-brief-akcome-sets-up-pilot-factory-for-perovskite-pv-cells/ \| Akcome sets up pilot factory for perovskite PV cells \| article

\- https://www.energysage.com/solar-panels/suntech/ \| Suntech Solar Panels - EnergySage independent review \| review

Sources:

\- \[Suntech Solar Panels Review (2025) \| 8MSolar\](https://8msolar.com/suntech-solar-panels-review/)

\- \[Suntech faces crisis, initiates pre-restructuring creditor claims - PV Tech\](https://www.pv-tech.org/suntech-renewed-crisis-pre-restructuring-creditor-claims/)

\- \[Hysolar moves to take control of Suntech - pv magazine\](https://www.pv-magazine.com/2026/03/26/hysolar-moves-to-take-control-of-suntech/)

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

\- \[Akcome sets up pilot factory for perovskite PV cells - pv magazine\](https://www.pv-magazine.com/2024/01/02/chinese-pv-industry-brief-akcome-sets-up-pilot-factory-for-perovskite-pv-cells/)

\- \[Suntech Solar Panels - EnergySage\](https://www.energysage.com/solar-panels/suntech/)

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

\- \[Tier 1 Solar Panels List 2025 - RENVU\](https://www.renvu.com/blogs/learn/tier-1-solar-panels-list-2025-updated-manufacturers-rankings)

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


---

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

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