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

# GCL vs SunEvo Solar

GCL has the broader catalog (232 vs 204 models). GCL leads on peak efficiency at 24.50%. GCL leans bifacial (65% of lineup).


## The two companies


| Attribute | GCL | SunEvo Solar |
| --- | --- | --- |
| Country | China | China |
| Headquarters | Suzhou/Hong Kong | Hefei |
| Founded | 1990 |  |
| Employees | 6000+ |  |
| Annual capacity | 30+ GW/year |  |
| Tier 1 | yes | no |
| Listed | Hong Kong Stock Exchange/Shenzhen Stock Exchange: 03800.HK/002506.SZ |  |
| Website | [http://www.gcltech.com/](http://www.gcltech.com/) | [https://www.sunevosolar.com](https://www.sunevosolar.com) |

GCL is a global company focusing on green energy and high-efficiency photovoltaic materials. They are known for their innovation in polysilicon and wafer technologies, with a focus on low-carbon solutions. GCL is committed to building a low-carbon PV value chain and advancing global clean energy transformation.


## Catalog & Power


| Measure | GCL | SunEvo Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 232 | 204 | +28 |
| Max Power | 740 W | 750 W | +10 W |
| Avg Power | 558 W | 528 W | +30 W |


## Efficiency


| Measure | GCL | SunEvo Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 24.50% | 24.10% | +0.40 pp |
| Avg Efficiency | 22.03% | 21.92% | +0.11 pp |


## Reliability & Warranty


| Measure | GCL | SunEvo Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.320%/°C | -0.303%/°C | +0.017 |
| Bifacial Share | 151 (65%) | 96 (47%) | +18 pp |
| Avg Warranty | 28.4 yrs | 28.2 yrs | +0.2 yr |


## Efficiency distribution

GCL skews to higher efficiency: 28% of lineup is 23%+


| Efficiency band | GCL | SunEvo Solar |
| --- | --- | --- |
| \<20% | 2 (0.9%) | 6 (2.9%) |
| 20-21% | 43 (18.5%) | 19 (9.3%) |
| 21-22% | 73 (31.5%) | 52 (25.5%) |
| 22-23% | 48 (20.7%) | 100 (49.0%) |
| 23%+ | 66 (28.4%) | 27 (13.2%) |


## Power distribution

GCL offers more 600W+ panels (44% of lineup)


| Power band | GCL | SunEvo Solar |
| --- | --- | --- |
| \<400W | 6 (2.6%) | 6 (2.9%) |
| 400-499W | 60 (25.9%) | 89 (43.6%) |
| 500-599W | 63 (27.2%) | 44 (21.6%) |
| 600-699W | 81 (34.9%) | 47 (23.0%) |
| 700W+ | 22 (9.5%) | 18 (8.8%) |


## Cell technology

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

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


| Technology | GCL | SunEvo Solar |
| --- | --- | --- |
| TOPCon | 108 (46.6%) | 96 (47.1%) |
| PERC | 102 (44.0%) | 20 (9.8%) |
| N-type | 10 (4.3%) | 5 (2.5%) |
| HJT | 7 (3.0%) | 24 (11.8%) |
| BIPV | 5 (2.2%) | 0 |
| Back Contact | 0 | 32 (15.7%) |
| Unknown | 0 | 27 (13.2%) |


## Top panels, GCL


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [GCL-NT12/66GDF-740](https://comparepv.com/panel/gcl-gcl-nt12-66gdf-740) | 740 | 23.8 | -0.290 | Monocrystalline |
| 2 | [GCL-NT12/66GDF-735](https://comparepv.com/panel/gcl-gcl-nt12-66gdf-735) | 735 | 23.7 | -0.290 | Monocrystalline |
| 3 | [GCL-NT12/66GDF-730](https://comparepv.com/panel/gcl-gcl-nt12-66gdf-730) | 730 | 23.5 | -0.290 | Monocrystalline |
| 4 | [NT12/66GDF-730](https://comparepv.com/panel/gcl-nt12-66gdf-730) | 730 | 23.5 | -0.290 | Monocrystalline |
| 5 | [GCL-NT12/66GDF-725](https://comparepv.com/panel/gcl-gcl-nt12-66gdf-725) | 725 | 23.3 | -0.290 | Monocrystalline |
| 6 | [NT12/66GDF-725](https://comparepv.com/panel/gcl-nt12-66gdf-725) | 725 | 23.3 | -0.290 | Monocrystalline |
| 7 | [GCL-NT12/66GDF 725](https://comparepv.com/panel/gcl-gcl-nt12-66gdf-725-1) | 725 | 23.3 | -0.290 | Monocrystalline |
| 8 | [GCL-NH12/66GDF-720](https://comparepv.com/panel/gcl-gcl-nh12-66gdf-720) | 720 | 23.2 | -0.240 | Monocrystalline |
| 9 | [GCL-NT12/66GDF-720](https://comparepv.com/panel/gcl-gcl-nt12-66gdf-720) | 720 | 23.2 | -0.290 | Monocrystalline |
| 10 | [NT12/66GDF-720](https://comparepv.com/panel/gcl-nt12-66gdf-720) | 720 | 23.2 | -0.290 | Monocrystalline |


## 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 |


## Summary

GCL (GCL System Integration Technology Co., Ltd.) is a Chinese solar module manufacturer and one of the world's largest by shipment volume. The company holds a confirmed BloombergNEF Tier 1 bankability rating and shipped approximately 25 GW of modules in 2024 - a year-on-year increase of over 50% - against a nameplate production capacity of roughly 30 GW. SunEvo Solar, also a Chinese manufacturer founded in 2011 and headquartered in Hefei, Anhui, self-designates as a Tier 1 producer and reports a global production capacity of approximately 7.5 GW, though independent confirmation of an active BloombergNEF Tier 1 listing was not readily available in public sources and should be verified before procurement. On every measure of institutional scale and financial depth, GCL holds a clear advantage.

GCL's commercial focus is squarely on N-type TOPCon technology, with its ASTRO N module series achieving module efficiencies above 23% validated by TUV Rheinland; in early 2025 the company also entered the back contact (BC) segment with modules rated above 660 W. The product lineup addresses residential rooftops, commercial and industrial (C&I) installations, and utility-scale ground-mounted arrays - GCL has secured gigawatt-scale supply agreements with Indian state utilities, demonstrating credible large-volume execution. SunEvo Solar covers a considerably wider wattage range, from 10 W up to 750 W, and lists PERC, TOPCon, HJT, and back contact among its supported technologies. The company also manufactures LFP-based battery storage systems, which may appeal to installers or distributors seeking modules and energy storage from a single supplier relationship.

For buyers where bankability, technology leadership, and supply reliability are paramount - particularly for project-financed utility-scale or large C&I work - GCL is the stronger default choice. SunEvo Solar is a plausible option for smaller residential or light-commercial projects and for distributors who prioritize product-range breadth, but buyers should independently confirm its current bankability status before committing. The two brands are not interchangeable: GCL's scale, R&D investment, and verified Tier 1 standing make it the lower-risk option when warranty fulfillment over a 25-year horizon is a serious underwriting concern.

Written by claude-sonnet from the figures above.


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

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