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

# Sigenergy vs Trina Solar

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


## The two companies


| Attribute | Sigenergy | Trina Solar |
| --- | --- | --- |
| Country | China | China |
| Headquarters | Shanghai | Changzhou |
| Founded | 2022 | 1997 |
| Employees | 500-1000 |  |
| Annual capacity |  |  |
| Tier 1 |  | yes |
| Listed | HKEX: 6656 |  |
| Website | [https://www.sigenergy.com](https://www.sigenergy.com) | [https://www.trinasolar.com](https://www.trinasolar.com) |

Sigenergy is a Shanghai-based energy technology company specializing in all-in-one solar inverters, battery energy storage systems (BESS), and EV chargers for residential, commercial, and utility-scale applications. Founded in 2022 by Tony Xu, a former Huawei Smart PV executive, the company positions itself as the...


## Catalog & Power


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


## Reliability & Warranty


| Measure | Sigenergy | 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 | Sigenergy | 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 | Sigenergy | 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 | Sigenergy | 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

Sigenergy is a Chinese energy technology company founded in 2022 and headquartered in Shanghai, established by former Huawei Smart PV executives including Tony Xu, who spent over two decades building Huawei into the world's leading inverter supplier. A critical distinction for any buyer: Sigenergy does not manufacture solar panels. Its portfolio centres on hybrid inverters, lithium iron phosphate battery storage, and integrated EV charging sold together under the SigenStor platform. The company achieved profitability in 2024 with revenue surpassing 180 million USD and holds SMM Tier 1 recognition as both an inverter and energy storage system supplier, though it carries no BloombergNEF module bankability rating. Trina Solar, by contrast, is one of the world's largest solar panel manufacturers, founded in December 1997 in Changzhou, China by Gao Jifan. It has earned a 100% bankability score in BloombergNEF's PV Module survey eight consecutive times and has been recognised as a PVEL Top Performer for eleven straight years. With module production capacity forecast near 95 GW and cumulative global shipments exceeding 225 GW, Trina Solar holds a far deeper institutional footprint in the panel market.

Trina Solar's product range is anchored in TOPCon cell technology through its Vertex N series. The lineup spans utility-scale modules at 760 W reaching 24.5% efficiency, commercial and industrial panels at 670 W, and residential modules in the 485-495 W range, all deployed across more than 160 countries. This breadth makes Trina Solar a credible single-vendor supplier for installers and developers working across all market segments. Sigenergy addresses a different part of the energy value chain: its SigenStor integrates inverter, up to 54 kWh of LFP storage, and vehicle-to-grid EV charging in one modular unit, designed to complement any panel brand rather than replace one.

These two companies are not interchangeable and should not be evaluated as competing panel manufacturers. Trina Solar is the clear choice for buyers sourcing photovoltaic modules, backed by decades of shipment data, bankability ratings, and a global installer network. Sigenergy belongs in a separate evaluation alongside inverter and storage brands such as Sungrow or Fox ESS. For projects requiring both generation and storage, the two brands can serve complementary roles within the same installation.

Written by claude-sonnet from the figures above.


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