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

# GL Solar vs Trina Solar

Trina Solar has the broader catalog (340 vs 13 models). Trina Solar leads on peak efficiency at 24.80%. GL Solar leans bifacial (100% of lineup).


## The two companies


| Attribute | GL Solar | Trina Solar |
| --- | --- | --- |
| Country | Italy | China |
| Headquarters | Marcianise | Changzhou |
| Founded | 2000 | 1997 |
| Employees | 1-10 |  |
| Annual capacity |  |  |
| Tier 1 |  | yes |
| Listed |  |  |
| Website | [https://www.glsolarenergy.it](https://www.glsolarenergy.it) | [https://www.trinasolar.com](https://www.trinasolar.com) |

GL Solar Energy s.r.l. is a small Italian company based in Marcianise (Caserta) specializing in the design, production, and installation of photovoltaic systems for residential and industrial applications. The company also distributes solar panels and related equipment, working with major international brands such as...


## Catalog & Power


| Measure | GL Solar | Trina Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 13 | 340 | +327 |
| Max Power | 640 W | 760 W | +120 W |
| Avg Power | 603 W | 520 W | +83 W |


## Efficiency


| Measure | GL Solar | Trina Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 23.60% | 24.80% | +1.20 pp |
| Avg Efficiency | 22.61% | 21.71% | +0.89 pp |


## Reliability & Warranty


| Measure | GL Solar | Trina Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.274%/°C | -0.302%/°C | +0.028 |
| Bifacial Share | 13 (100%) | 145 (43%) | +57 pp |
| Avg Warranty | 30.0 yrs | 28.2 yrs | +1.8 yr |


## Efficiency distribution

GL Solar skews to higher efficiency: 38% of lineup is 23%+


| Efficiency band | GL Solar | Trina Solar |
| --- | --- | --- |
| 21-22% | 3 (23.1%) | 83 (24.4%) |
| 22-23% | 5 (38.5%) | 102 (30.0%) |
| 23%+ | 5 (38.5%) | 76 (22.4%) |
| \<20% | 0 | 22 (6.5%) |
| 20-21% | 0 | 57 (16.8%) |


## Power distribution

GL Solar offers more 600W+ panels (77% of lineup)


| Power band | GL Solar | Trina Solar |
| --- | --- | --- |
| 400-499W | 1 (7.7%) | 142 (41.8%) |
| 500-599W | 2 (15.4%) | 54 (15.9%) |
| 600-699W | 10 (76.9%) | 72 (21.2%) |
| \<400W | 0 | 28 (8.2%) |
| 700W+ | 0 | 44 (12.9%) |


## Cell technology

Dominant cell tech: **HJT** (54%)

Dominant cell tech: **TOPCon** (73%)


| Technology | GL Solar | Trina Solar |
| --- | --- | --- |
| HJT | 7 (53.8%) | 0 |
| TOPCon | 6 (46.2%) | 248 (72.9%) |
| PERC | 0 | 75 (22.1%) |
| Unknown | 0 | 11 (3.2%) |
| N-type | 0 | 6 (1.8%) |


## Top panels, GL Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [3SHBGH-C#-640](https://comparepv.com/panel/gl-solar-3shbgh-c-640) | 640 | 22.6 | -0.260 | Monocrystalline |
| 2 | [3SHBGH-C#-635](https://comparepv.com/panel/gl-solar-3shbgh-c-635) | 635 | 22.4 | -0.260 | Monocrystalline |
| 3 | [3SHBGH-C#-630](https://comparepv.com/panel/gl-solar-3shbgh-c-630) | 630 | 22.3 | -0.260 | Monocrystalline |
| 4 | [3SHBGH-C#-625](https://comparepv.com/panel/gl-solar-3shbgh-c-625) | 625 | 22.1 | -0.260 | Monocrystalline |
| 5 | [3SHBGH-C#-620](https://comparepv.com/panel/gl-solar-3shbgh-c-620) | 620 | 21.9 | -0.260 | Monocrystalline |
| 6 | [3SHBGH-C#-615](https://comparepv.com/panel/gl-solar-3shbgh-c-615) | 615 | 21.7 | -0.260 | Monocrystalline |
| 7 | [3SHBGH-C#-610](https://comparepv.com/panel/gl-solar-3shbgh-c-610) | 610 | 21.6 | -0.260 | Monocrystalline |
| 8 | [HY-NT10/72GDF-610W](https://comparepv.com/panel/gl-solar-hy-nt10-72gdf-610w) | 610 | 23.6 | -0.290 | Monocrystalline |
| 9 | [HY-NT10/72GDF-605W](https://comparepv.com/panel/gl-solar-hy-nt10-72gdf-605w) | 605 | 23.4 | -0.290 | Monocrystalline |
| 10 | [HY-NT10/72GDF-600W](https://comparepv.com/panel/gl-solar-hy-nt10-72gdf-600w) | 600 | 23.2 | -0.290 | Monocrystalline |


## Top panels, Trina Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [TSM-NEG21C.20Q-760](https://comparepv.com/panel/trina-solar-tsm-neg21c-20q-760) | 760 | 24.5 | -0.260 | Monocrystalline |
| 2 | [TSM-NEG21C.20Q-755](https://comparepv.com/panel/trina-solar-tsm-neg21c-20q-755) | 755 | 24.3 | -0.260 | Monocrystalline |
| 3 | [TSM-NEG21C.20Q-750](https://comparepv.com/panel/trina-solar-tsm-neg21c-20q-750) | 750 | 24.1 | -0.260 | Monocrystalline |
| 4 | [TSM-NEG21C.20Q-745](https://comparepv.com/panel/trina-solar-tsm-neg21c-20q-745) | 745 | 24.0 | -0.260 | Monocrystalline |
| 5 | [TSM-NEG21C.20-740](https://comparepv.com/panel/trina-solar-co-ltd-tsm-neg21c-20-740) | 740 | 23.8 | -0.290 | Monocrystalline |
| 6 | [TSM-NEG21C.20 740](https://comparepv.com/panel/trina-solar-tsm-neg21c-20-740) | 740 | 23.8 | -0.290 | Monocrystalline |
| 7 | [TSM-NEG21C.20Q-740](https://comparepv.com/panel/trina-solar-tsm-neg21c-20q-740) | 740 | 23.8 | -0.260 | Monocrystalline |
| 8 | [TSM-NEG21C.20-735](https://comparepv.com/panel/trina-solar-co-ltd-tsm-neg21c-20-735) | 735 | 23.7 | -0.290 | Monocrystalline |
| 9 | [TSM-NEG21C.20 735](https://comparepv.com/panel/trina-solar-tsm-neg21c-20-735) | 735 | 23.7 | -0.290 | Monocrystalline |
| 10 | [TSM-NEG21C.20Q-735](https://comparepv.com/panel/trina-solar-tsm-neg21c-20q-735) | 735 | 23.7 | -0.260 | Monocrystalline |


## Summary

GL Solar does not appear on any BloombergNEF Tier 1 list, in PV-tech or PV Magazine coverage, or in major industry manufacturer databases. This absence makes it impossible to verify production scale, certifications, or founding history from public sources. It is likely positioned as a budget-tier or regionally distributed brand, but without bankability credentials it carries meaningful risk in project-financed installations. Trina Solar, by contrast, is one of the world's largest and most documented solar manufacturers, founded in 1997 and headquartered in Changzhou, China. The company has maintained a consistent BloombergNEF Tier 1 ranking across multiple consecutive quarters and shipped over 70 GW of modules in 2024, placing it among the top three global producers alongside JinkoSolar and JA Solar. Its manufacturing footprint spans China, Indonesia, and the United States, providing supply-chain resilience that matters for large procurement contracts.

Trina Solar's product families cover the full spectrum of deployment scenarios. The Vertex S+ line, built on TOPCon cell technology, targets residential rooftop and small commercial installations, offering efficiencies up to 22.5% and backed by a 25-year product and power warranty under the TrinaProtect program. The higher-wattage Vertex series - including a recently launched 760 W module at 24.5% efficiency - is aimed at utility-scale ground-mount and large C&I projects. The company has set numerous efficiency world records in laboratory conditions and has publicly committed to exceeding 26% TOPCon cell efficiency by 2027, signaling continued R&D investment.

For most international buyers, Trina Solar is the clear default choice: its warranties are independently verifiable, its bankability is confirmed by financiers, and its distribution network is mature. GL Solar could be considered only where cost pressure is extreme and where the buyer can independently verify warranty terms through a local distributor, since the available public record is too thin to assess long-term reliability. The two brands are not interchangeable in any meaningful commercial sense.

Written by claude-sonnet from the figures above.


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Source: https://comparepv.com/gl-solar-vs-trina-solar

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