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

# SolaX vs Trina Solar

Trina Solar has the broader catalog (340 vs 0 models). Trina Solar leans bifacial (43% of lineup).


## The two companies


| Attribute | SolaX | Trina Solar |
| --- | --- | --- |
| Country | China | China |
| Headquarters | Hangzhou | Changzhou |
| Founded | 2012 | 1997 |
| Employees | 2500-5000 |  |
| Annual capacity |  |  |
| Tier 1 |  | yes |
| Listed | SSE STAR: 688717 |  |
| Website | [https://www.solaxpower.com](https://www.solaxpower.com) | [https://www.trinasolar.com](https://www.trinasolar.com) |

SolaX Power is a Chinese manufacturer of solar inverters, hybrid inverters, and energy storage systems, recognized as one of Asia's pioneering hybrid inverter developers. The company sells its products in over 80 countries and has expanded into a multinational corporation with R&D centers and offices across Europe...


## Catalog & Power


| Measure | SolaX | Trina Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 0 | 340 | +340 |
| Max Power | 0 W | 760 W | +760 W |
| Avg Power | 0 W | 520 W | +520 W |


## Efficiency


| Measure | SolaX | Trina Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | - | 24.80% |  |
| Avg Efficiency | - | 21.71% |  |


## Reliability & Warranty


| Measure | SolaX | Trina Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | - | -0.302%/°C |  |
| 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 | SolaX | Trina Solar |
| --- | --- | --- |
| \<20% | 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 | SolaX | Trina Solar |
| --- | --- | --- |
| \<400W | 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: **TOPCon** (73%)


| Technology | SolaX | Trina Solar |
| --- | --- | --- |
| TOPCon | 0 | 248 (72.9%) |
| PERC | 0 | 75 (22.1%) |
| Unknown | 0 | 11 (3.2%) |
| N-type | 0 | 6 (1.8%) |


## 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

SolaX Power is a Chinese solar energy company headquartered in Hangzhou, Zhejiang, founded in 2012 and listed on the Shanghai Stock Exchange STAR Market since January 2024. Its core business is solar inverters and battery energy storage systems, not photovoltaic modules - a fundamental distinction that limits a direct panel-to-panel comparison with Trina Solar. SolaX maintains a presence in over 80 countries, with regional offices in the Netherlands, Germany, the United Kingdom, Australia, Japan, and the United States. Trina Solar, headquartered in Changzhou, Jiangsu, was founded in 1997 and has grown into one of the five largest solar panel manufacturers globally, with annual production capacity reported to exceed 80 GW. Trina has topped BloombergNEF's PV module bankability rating eight times and has held Tier 1 status consistently for over a decade, giving it a substantially stronger institutional footprint in the module market.

SolaX's product range centers on hybrid and string inverters, residential and commercial battery storage systems - the company ranks among the top three global manufacturers of residential battery ESS - alongside EV chargers and heat pumps. Although SolaX equipment is a common fixture in residential solar installations across Europe, the company does not operate as a standalone module supplier at scale. Trina Solar's Vertex series spans the full market: the Vertex S+ line, built on N-type i-TOPCon cell technology with module efficiencies confirmed by pv-magazine at up to 24.3-24.5%, targets residential rooftops and commercial rooftop projects; larger-format Vertex N modules exceeding 760 W are designed for utility-scale ground-mounted plants. Trina has been a PVEL Top Performer for eleven consecutive years, and flagship models carry a 30-year performance warranty.

For a buyer sourcing solar panels, Trina Solar is the clear reference point - a Tier 1, globally bankable manufacturer with a deep product range and a long reliability track record spanning residential through utility scale. SolaX excels as an inverter and storage integrator rather than a module supplier. Combining Trina Solar panels with a SolaX inverter and battery is in fact a well-regarded configuration on European residential markets. The two brands are not interchangeable - they occupy different, often complementary roles within a complete solar energy system.

Written by claude-sonnet from the figures above.


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