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

# Top Solar vs Trina Solar

Trina Solar has the broader catalog (340 vs 1 models). Trina Solar leads on peak efficiency at 24.80%. Trina Solar leans bifacial (43% of lineup).


## The two companies


| Attribute | Top Solar | Trina Solar |
| --- | --- | --- |
| Country | China | China |
| Headquarters | Shenzhen | Changzhou |
| Founded |  | 1997 |
| Employees | 200+ |  |
| Annual capacity | \<1 GW/year |  |
| Tier 1 |  | yes |
| Listed |  |  |
| Website | [https://www.topsolar-energy.com](https://www.topsolar-energy.com) | [https://www.trinasolar.com](https://www.trinasolar.com) |

Shenzhen Top Solar Energy Co., Ltd. is a Chinese solar panel manufacturer specializing in monocrystalline, flexible, folding, and portable solar panels, as well as off-grid and on-grid solar power systems. The company has its own R&D teams and production lines, serving customers across the US, Europe, Japan, the...


## Catalog & Power


| Measure | Top Solar | Trina Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 1 | 340 | +339 |
| Max Power | 150 W | 760 W | +610 W |
| Avg Power | 150 W | 520 W | +370 W |


## Efficiency


| Measure | Top Solar | Trina Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 18.60% | 24.80% | +6.20 pp |
| Avg Efficiency | 18.60% | 21.71% | +3.11 pp |


## Reliability & Warranty


| Measure | Top Solar | Trina Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.420%/°C | -0.302%/°C | +0.118 |
| Bifacial Share | 0 (0%) | 145 (43%) | +43 pp |
| Avg Warranty | - | 28.2 yrs |  |


## Efficiency distribution

Trina Solar skews to higher efficiency: 22% of lineup is 23%+


| Efficiency band | Top Solar | Trina Solar |
| --- | --- | --- |
| \<20% | 1 (100.0%) | 22 (6.5%) |
| 20-21% | 0 | 57 (16.8%) |
| 21-22% | 0 | 83 (24.4%) |
| 22-23% | 0 | 102 (30.0%) |
| 23%+ | 0 | 76 (22.4%) |


## Power distribution

Trina Solar offers more 600W+ panels (34% of lineup)


| Power band | Top Solar | Trina Solar |
| --- | --- | --- |
| \<400W | 1 (100.0%) | 28 (8.2%) |
| 400-499W | 0 | 142 (41.8%) |
| 500-599W | 0 | 54 (15.9%) |
| 600-699W | 0 | 72 (21.2%) |
| 700W+ | 0 | 44 (12.9%) |


## Cell technology

Dominant cell tech: **Back Contact** (100%)

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


| Technology | Top Solar | Trina Solar |
| --- | --- | --- |
| Back Contact | 1 (100.0%) | 0 |
| TOPCon | 0 | 248 (72.9%) |
| PERC | 0 | 75 (22.1%) |
| Unknown | 0 | 11 (3.2%) |
| N-type | 0 | 6 (1.8%) |


## Top panels, Top Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [TS-EFS150M](https://comparepv.com/panel/top-solar-ts-efs150m) | 150 | 18.6 | -0.420 | 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

Top Solar is a brand for which no independent production data, Tier 1 status, or institutional profile could be confirmed through major industry databases or trade publications - including BloombergNEF, pv-tech.org, and pv-magazine.com - as of mid-2026. It is generally positioned as a smaller or regionally distributed solar module supplier, though its precise country of origin, founding date, and annual capacity remain unverifiable in available industry sources. Trina Solar, by contrast, is one of the world's most established photovoltaic manufacturers, founded in 1997 and headquartered in Changzhou, in China's Jiangsu province. It consistently appears on BloombergNEF's Tier 1 module bankability lists - earning a 100 percent bankability rating in that survey eight consecutive times - has reported cumulative shipments exceeding 292 GW worldwide as of mid-2025, and operates at an approximate annual production capacity of around 100 GW, placing it alongside JinkoSolar and JA Solar as one of the handful of manufacturers that dominate global module supply. On institutional footprint, Trina Solar holds a decisive and documentable advantage.

Trina Solar's product lineup is anchored by its Vertex series, built around n-type TOPCon cell technology. The Vertex S+ range targets residential rooftop installations and includes dual-glass and full-black configurations suited to aesthetics-conscious homeowners, while the high-power Vertex N family - with modules reaching up to 740 W in mass production - serves commercial and industrial (C&I) as well as utility-scale ground-mount projects. Trina has been a PVEL Top Performer for eleven consecutive years and holds world-record cell efficiencies in both HJT and TOPCon categories according to pv-magazine.com, reinforcing its technology credentials. For Top Solar, no comparable product portfolio documentation was recoverable from credible trade sources.

For a buyer seeking a well-documented, bankable module supplier with a long track record, verified performance testing history, and a wide international service network, Trina Solar is the straightforward recommendation. Top Solar may be a viable option at the distributor or regional level, but in the absence of verifiable Tier 1 status, published production capacity, or independent performance test results, buyers should apply additional due diligence - including requesting third-party test reports and assessing the manufacturer's financial standing - before committing to any large-scale procurement.

Written by claude-sonnet from the figures above.


## Other comparisons

- [Top Solar vs A.B. Energy](https://comparepv.com/top-solar-vs-a-b-energy)
- [AE Solar vs Trina Solar](https://comparepv.com/ae-solar-vs-trina-solar)
- [Top Solar vs AEET](https://comparepv.com/top-solar-vs-aeet)
- [AIKO vs Trina Solar](https://comparepv.com/aiko-vs-trina-solar)
- [Top Solar vs AKCOME](https://comparepv.com/top-solar-vs-akcome)
- [ARTsolar vs Trina Solar](https://comparepv.com/artsolar-vs-trina-solar)


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

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