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

# Corab vs Trina Solar

Trina Solar has the broader catalog (340 vs 5 models). Trina Solar leads on peak efficiency at 24.80%. Trina Solar leans bifacial (43% of lineup).


## The two companies


| Attribute | Corab | Trina Solar |
| --- | --- | --- |
| Country | Poland | China |
| Headquarters | Olsztyn | Changzhou |
| Founded | 1993 | 1997 |
| Employees | 300+ |  |
| Annual capacity | 2.5 GW/year |  |
| Tier 1 |  | yes |
| Listed |  |  |
| Website | [https://www.corab.pl](https://www.corab.pl) | [https://www.trinasolar.com](https://www.trinasolar.com) |

Corab is a leading Polish manufacturer of steel photovoltaic structures and a distributor of devices from renowned brands in the renewable energy sector. They design and produce assembly structures for various types of roofs and surfaces and are also a distributor of photovoltaic modules, inverters, and energy storage...


## Catalog & Power


| Measure | Corab | Trina Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 5 | 340 | +335 |
| Max Power | 410 W | 760 W | +350 W |
| Avg Power | 397 W | 520 W | +123 W |


## Efficiency


| Measure | Corab | Trina Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 21.00% | 24.80% | +3.80 pp |
| Avg Efficiency | 20.60% | 21.71% | +1.11 pp |


## Reliability & Warranty


| Measure | Corab | Trina Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.337%/°C | -0.302%/°C | +0.035 |
| Bifacial Share | 0 (0%) | 145 (43%) | +43 pp |
| Avg Warranty | 25.0 yrs | 28.2 yrs | +3.2 yr |


## Efficiency distribution

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


| Efficiency band | Corab | Trina Solar |
| --- | --- | --- |
| \<20% | 1 (20.0%) | 22 (6.5%) |
| 20-21% | 3 (60.0%) | 57 (16.8%) |
| 21-22% | 1 (20.0%) | 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 | Corab | Trina Solar |
| --- | --- | --- |
| \<400W | 1 (20.0%) | 28 (8.2%) |
| 400-499W | 4 (80.0%) | 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: **PERC** (100%)

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


| Technology | Corab | Trina Solar |
| --- | --- | --- |
| PERC | 5 (100.0%) | 75 (22.1%) |
| TOPCon | 0 | 248 (72.9%) |
| Unknown | 0 | 11 (3.2%) |
| N-type | 0 | 6 (1.8%) |


## Top panels, Corab


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [EC410M-10-108FB-V](https://comparepv.com/panel/corab-ec410m-10-108fb-v) | 410 | 21.0 | -0.330 | Monocrystalline |
| 2 | [EC405M-10-108B-V 405 Wp](https://comparepv.com/panel/corab-ec405m-10-108b-v-405-wp) | 405 | 20.9 | -0.330 | Monocrystalline |
| 3 | [EC405M-10-108B-V](https://comparepv.com/panel/corab-ec405m-10-108b-v) | 405 | 20.9 | -0.330 | Monocrystalline |
| 4 | [EC405M-10-108B](https://comparepv.com/panel/corab-ec405m-10-108b) | 405 | 20.9 | -0.330 | Monocrystalline |
| 5 | [ENCOR EC360M-6-120FB](https://comparepv.com/panel/corab-encor-ec360m-6-120fb) | 360 | 19.3 | -0.365 | 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

Corab is a Polish manufacturer founded in 1991 in Olsztyn, originally rooted in the satellite-electronics industry before pivoting to become one of Europe's leading producers of photovoltaic mounting structures and racking systems. The company markets its own-label PV modules under the Encor brand, which are manufactured to Corab's specifications by third-party producers rather than fabricated in-house, and as a result Corab does not appear on the BloombergNEF Tier 1 module manufacturer list. The company was acquired by MS Galleon in December 2024. Trina Solar, by contrast, is a Chinese solar giant founded in 1997 in Changzhou that reached an annual module production capacity of approximately 100 GW in early 2025 and has held a continuous BloombergNEF Tier 1 bankability rating for many years, placing it alongside Jinko Solar, LONGi, and JA Solar at the very top of the global industry. In terms of institutional footprint and financial track record, Trina Solar is in a different league.

Corab's Encor module range spans roughly 375 W to 460 W and features a mix of PERC and TOPCon half-cut cell technologies, with peak efficiency around 21.3%. The lineup is aimed squarely at residential rooftops and small commercial installations in Poland and Central Europe, and its real competitive differentiator is the tight integration with Corab's own mounting hardware, including solar trackers that can boost energy yield by 20-30% over fixed systems. Trina Solar addresses a much broader market: the Vertex S+ series targets residential and small C&I buyers with n-type TOPCon cells delivering up to 22.5% efficiency and outputs up to 450 W, while the Vertex N series - bifacial n-type TOPCon panels in the 600-700 W range achieving up to 23.2% efficiency - is designed for utility-scale ground-mount and large commercial projects globally.

For international or large-scale buyers where bankability, project financing, and long-term warranty support are decisive, Trina Solar is the default choice - its scale, Tier 1 status, and global service network are hard to match. Corab makes the most sense for buyers in the Polish and Central European market who value a single-supplier relationship for both modules and mounting systems, or who want European logistics proximity. In the residential segment the two brands can be considered interchangeable on a practical level, though Trina's technology edge and track record give it a slight advantage even there.

Written by claude-sonnet from the figures above.


## Other comparisons

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


---

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

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