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

# SunEvo Solar vs Suntech

Suntech has the broader catalog (255 vs 204 models). Suntech leads on peak efficiency at 24.80%.


## The two companies


| Attribute | SunEvo Solar | Suntech |
| --- | --- | --- |
| Country | China | China |
| Headquarters | Hefei | Wuxi |
| Founded |  | 2001 |
| Employees |  |  |
| Annual capacity |  |  |
| Tier 1 | no | yes |
| Listed |  |  |
| Website | [https://www.sunevosolar.com](https://www.sunevosolar.com) | [https://www.suntech-power.com](https://www.suntech-power.com) |


## Catalog & Power


| Measure | SunEvo Solar | Suntech | Margin |
| --- | --- | --- | --- |
| Panel Models | 204 | 255 | +51 |
| Max Power | 750 W | 735 W | +15 W |
| Avg Power | 528 W | 505 W | +23 W |


## Efficiency


| Measure | SunEvo Solar | Suntech | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 24.10% | 24.80% | +0.70 pp |
| Avg Efficiency | 21.92% | 21.76% | +0.16 pp |


## Reliability & Warranty


| Measure | SunEvo Solar | Suntech | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.303%/°C | -0.316%/°C | +0.013 |
| Bifacial Share | 96 (47%) | 114 (45%) | +2 pp |
| Avg Warranty | 28.2 yrs | 28.4 yrs | +0.2 yr |


## Efficiency distribution

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


| Efficiency band | SunEvo Solar | Suntech |
| --- | --- | --- |
| \<20% | 6 (2.9%) | 11 (4.3%) |
| 20-21% | 19 (9.3%) | 61 (23.9%) |
| 21-22% | 52 (25.5%) | 64 (25.1%) |
| 22-23% | 100 (49.0%) | 70 (27.5%) |
| 23%+ | 27 (13.2%) | 49 (19.2%) |


## Power distribution

SunEvo Solar offers more 600W+ panels (32% of lineup)


| Power band | SunEvo Solar | Suntech |
| --- | --- | --- |
| \<400W | 6 (2.9%) | 32 (12.5%) |
| 400-499W | 89 (43.6%) | 104 (40.8%) |
| 500-599W | 44 (21.6%) | 69 (27.1%) |
| 600-699W | 47 (23.0%) | 42 (16.5%) |
| 700W+ | 18 (8.8%) | 8 (3.1%) |


## Cell technology

Dominant cell tech: **TOPCon** (47%)

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


| Technology | SunEvo Solar | Suntech |
| --- | --- | --- |
| TOPCon | 96 (47.1%) | 180 (70.6%) |
| Back Contact | 32 (15.7%) | 0 |
| Unknown | 27 (13.2%) | 65 (25.5%) |
| HJT | 24 (11.8%) | 0 |
| PERC | 20 (9.8%) | 5 (2.0%) |
| N-type | 5 (2.5%) | 5 (2.0%) |


## Top panels, SunEvo Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [SE6-66HBD-750W](https://comparepv.com/panel/sunevo-solar-se6-66hbd-750w) | 750 | 24.1 | -0.240 | Monocrystalline |
| 2 | [SE6-66HBD-745W](https://comparepv.com/panel/sunevo-solar-se6-66hbd-745w) | 745 | 24.0 | -0.240 | Monocrystalline |
| 3 | [SE6-66HBD-740W](https://comparepv.com/panel/sunevo-solar-se6-66hbd-740w) | 740 | 23.8 | -0.240 | Monocrystalline |
| 4 | [SE6-66HBD-735W](https://comparepv.com/panel/sunevo-solar-se6-66hbd-735w) | 735 | 23.7 | -0.240 | Monocrystalline |
| 5 | [SE6-66HBD-735](https://comparepv.com/panel/sunevo-solar-se6-66hbd-735) | 735 | 23.7 | -0.240 | Monocrystalline |
| 6 | [SE6-66HBD-730](https://comparepv.com/panel/sunevo-solar-se6-66hbd-730) | 730 | 23.5 | -0.240 | Monocrystalline |
| 7 | [SE6-66HBD-730W](https://comparepv.com/panel/sunevo-solar-se6-66hbd-730w) | 730 | 23.5 | -0.240 | Monocrystalline |
| 8 | [SE6-66HBD-725](https://comparepv.com/panel/sunevo-solar-se6-66hbd-725) | 725 | 23.3 | -0.240 | Monocrystalline |
| 9 | [SE6-66HBD-720](https://comparepv.com/panel/sunevo-solar-se6-66hbd-720) | 720 | 23.2 | -0.280 | Monocrystalline |
| 10 | [SE6-66HBD-720W](https://comparepv.com/panel/sunevo-solar-se6-66hbd-720w) | 720 | 23.2 | -0.280 | 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

SunEvo Solar is a Chinese manufacturer headquartered in Hefei, founded in 2011 under the broader SunEvo Group umbrella. The company self-reports an annual production capacity of 7.5 GW and claims Tier 1 status, though independent confirmation of a BloombergNEF bankability ranking was not found in publicly available sources at the time of writing. SunEvo Group operates across three brands - SunEvo for PV modules, SunArk for energy storage and microgrid systems, and SunRack for mounting solutions - positioning it as a vertically integrated supplier. Suntech is one of the original pioneers of the Chinese solar industry, founded in September 2001 by Dr. Zhengrong Shi in Wuxi, Jiangsu. The company has accumulated cumulative shipments exceeding 55 GW as of 2024 and has appeared repeatedly on BloombergNEF's Tier 1 bankability list. However, Suntech carries a troubled financial history: it declared bankruptcy in 2013, was acquired by Shunfeng International in 2014, and in June 2025 initiated pre-restructuring creditor proceedings once again. In terms of institutional depth and historical scale, Suntech holds the stronger position, though that longevity comes with meaningful financial risk.

SunEvo Solar covers a wide product range from small residential panels starting at 10 W up to utility-scale modules at 805 W, with cell technologies spanning PERC, TOPCon, HJT, and BC (back-contact), backed by UL, TUV, and IEC certifications. Suntech has oriented its current lineup decisively toward n-type TOPCon, with the Ultra V Pro and Ultra T 1.0 series addressing residential rooftop, commercial and industrial, and large ground-mount applications. The Ultra T 1.0 line spans 54- to 78-cell configurations, and Suntech's module range runs from roughly 395 W to 720 W, with an average module efficiency of around 22.0% across the catalog.

For projects requiring verified bankability - such as non-recourse financed utility-scale installations - both brands warrant direct confirmation of their current BNEF Tier 1 standing before contracting, especially given Suntech's recurring financial difficulties, which represent a genuine long-term warranty security risk. For residential or commercial and industrial buyers where local distributor support and competitive pricing drive the decision, the two brands are broadly comparable mid-market Chinese options. The stronger choice will typically be whichever has the more established distribution and service network in the buyer's region.

Written by claude-sonnet from the figures above.


## Other comparisons

- [SunEvo Solar vs A.B. Energy](https://comparepv.com/sunevo-solar-vs-a-b-energy)
- [AE Solar vs Suntech](https://comparepv.com/ae-solar-vs-suntech)
- [SunEvo Solar vs AEET](https://comparepv.com/sunevo-solar-vs-aeet)
- [AIKO vs Suntech](https://comparepv.com/aiko-vs-suntech)
- [SunEvo Solar vs AKCOME](https://comparepv.com/sunevo-solar-vs-akcome)
- [ARTsolar vs Suntech](https://comparepv.com/artsolar-vs-suntech)


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Source: https://comparepv.com/sunevo-solar-vs-suntech

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