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

# AE Solar vs RedSolar

AE Solar has the broader catalog (646 vs 41 models). AE Solar leads on peak efficiency at 24.43%. RedSolar leans bifacial (88% of lineup).


## The two companies


| Attribute | AE Solar | RedSolar |
| --- | --- | --- |
| Country | Germany | China |
| Headquarters | Gersthofen | Changsha |
| Founded | 2003 | 2008 |
| Employees | 501-1000 | 1000-2000 |
| Annual capacity | 2+ GW/year |  |
| Tier 1 | yes |  |
| Listed |  |  |
| Website | [https://ae-solar.com](https://ae-solar.com) | [https://www.red-solar.com](https://www.red-solar.com) |

AE Solar is a German Tier 1 manufacturer of high-efficiency photovoltaic (PV) modules. The company specializes in producing durable and innovative solar panels with German engineering standards, offering solutions for residential, commercial, and utility-scale applications. AE Solar operates in over 100 countries and...

Hunan Red Solar New Energy Science and Technology Co., Ltd. (RedSolar) is a state-owned high-tech enterprise incubated by the 48th Research Institute of China Electronics Technology Group Corporation (CETC), one of China's largest Fortune 500 state-owned conglomerates. The company manufactures solar cells, PV modules...


## Catalog & Power


| Measure | AE Solar | RedSolar | Margin |
| --- | --- | --- | --- |
| Panel Models | 646 | 41 | +605 |
| Max Power | 730 W | 720 W | +10 W |
| Avg Power | 489 W | 582 W | +93 W |


## Efficiency


| Measure | AE Solar | RedSolar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 24.43% | 23.20% | +1.23 pp |
| Avg Efficiency | 21.11% | 22.36% | +1.25 pp |


## Reliability & Warranty


| Measure | AE Solar | RedSolar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.312%/°C | -0.303%/°C | +0.009 |
| Bifacial Share | 405 (63%) | 36 (88%) | +25 pp |
| Avg Warranty | 29.7 yrs | 29.4 yrs | +0.3 yr |


## Efficiency distribution

RedSolar skews to higher efficiency: 10% of lineup is 23%+


| Efficiency band | AE Solar | RedSolar |
| --- | --- | --- |
| \<20% | 74 (11.5%) | 0 |
| 20-21% | 171 (26.5%) | 2 (4.9%) |
| 21-22% | 142 (22.0%) | 4 (9.8%) |
| 22-23% | 199 (30.8%) | 31 (75.6%) |
| 23%+ | 60 (9.3%) | 4 (9.8%) |


## Power distribution

RedSolar offers more 600W+ panels (61% of lineup)


| Power band | AE Solar | RedSolar |
| --- | --- | --- |
| \<400W | 78 (12.1%) | 0 |
| 400-499W | 329 (50.9%) | 10 (24.4%) |
| 500-599W | 154 (23.8%) | 6 (14.6%) |
| 600-699W | 55 (8.5%) | 20 (48.8%) |
| 700W+ | 30 (4.6%) | 5 (12.2%) |


## Cell technology

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

Dominant cell tech: **TOPCon** (83%)


| Technology | AE Solar | RedSolar |
| --- | --- | --- |
| TOPCon | 349 (54.0%) | 34 (82.9%) |
| PERC | 245 (37.9%) | 5 (12.2%) |
| Back Contact | 21 (3.3%) | 0 |
| N-type | 17 (2.6%) | 2 (4.9%) |
| BIPV | 9 (1.4%) | 0 |
| HJT | 5 (0.8%) | 0 |


## Top panels, AE Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [CME-132BDS-730](https://comparepv.com/panel/ae-solar-cme-132bds-730) | 730 | 23.5 | -0.290 | Monocrystalline |
| 2 | [CME-132BDS-730W](https://comparepv.com/panel/ae-solar-cme-132bds-730w) | 730 | 23.5 | -0.290 | Monocrystalline |
| 3 | [CME-132BDS-725](https://comparepv.com/panel/ae-solar-cme-132bds-725) | 725 | 23.4 | -0.290 | Monocrystalline |
| 4 | [CME-132-725W](https://comparepv.com/panel/ae-solar-cme-132-725w) | 725 | 23.4 | -0.290 | Monocrystalline |
| 5 | [CME-132BDS-725W](https://comparepv.com/panel/ae-solar-cme-132bds-725w) | 725 | 23.4 | -0.290 | Monocrystalline |
| 6 | [AE CME-132 720](https://comparepv.com/panel/ae-solar-ae-cme-132-720) | 720 | 23.2 | -0.290 | Monocrystalline |
| 7 | [CME-132BDS-720](https://comparepv.com/panel/ae-solar-cme-132bds-720) | 720 | 23.2 | -0.290 | Monocrystalline |
| 8 | [AE CME-132-720](https://comparepv.com/panel/ae-solar-ae-cme-132-720-1) | 720 | 23.2 | -0.290 | Monocrystalline |
| 9 | [CME-132-720W](https://comparepv.com/panel/ae-solar-cme-132-720w) | 720 | 23.2 | -0.290 | Monocrystalline |
| 10 | [CME-132BDS-720W](https://comparepv.com/panel/ae-solar-cme-132bds-720w) | 720 | 23.2 | -0.290 | Monocrystalline |


## Top panels, RedSolar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [CETC-720T(GDF)/132](https://comparepv.com/panel/redsolar-cetc-720t-gdf-132) | 720 | 23.2 | -0.290 | Monocrystalline |
| 2 | [CETC-715T(GDF)/132](https://comparepv.com/panel/redsolar-cetc-715t-gdf-132) | 715 | 23.0 | -0.290 | Monocrystalline |
| 3 | [CETC-710T(GDF)/132](https://comparepv.com/panel/redsolar-cetc-710t-gdf-132) | 710 | 22.9 | -0.290 | Monocrystalline |
| 4 | [CETC-705T(GDF)/132](https://comparepv.com/panel/redsolar-cetc-705t-gdf-132) | 705 | 22.7 | -0.290 | Monocrystalline |
| 5 | [CETC-700T(GDF)/132](https://comparepv.com/panel/redsolar-cetc-700t-gdf-132) | 700 | 22.5 | -0.290 | Monocrystalline |
| 6 | [CETC-695T(GDF)/132](https://comparepv.com/panel/redsolar-cetc-695t-gdf-132) | 695 | 22.4 | -0.310 | Monocrystalline |
| 7 | [CETC-690T(GDF)/132](https://comparepv.com/panel/redsolar-cetc-690t-gdf-132) | 690 | 22.2 | -0.310 | Monocrystalline |
| 8 | [CETC-640T(GDF)/156](https://comparepv.com/panel/redsolar-cetc-640t-gdf-156) | 640 | 22.9 | -0.300 | Monocrystalline |
| 9 | [CETC-635T(GDF)/156](https://comparepv.com/panel/redsolar-cetc-635t-gdf-156) | 635 | 22.7 | -0.300 | Monocrystalline |
| 10 | [CETC-635TR(GDF)/132](https://comparepv.com/panel/redsolar-cetc-635tr-gdf-132) | 635 | 22.7 | -0.300 | Monocrystalline |


## Summary

AE Solar is a solar module manufacturer headquartered in Königsbrunn, Germany, founded in 2003. The company operates production facilities in China, Georgia, and Turkey, with a combined annual manufacturing capacity of 2.5 GW. It has been included on the BloombergNEF Global Tier 1 Solar Module Manufacturer List for the 16th consecutive time as of Q1 2025 and was identified by BloombergNEF as Europe's sole Tier 1 PV manufacturer with high bankability in 2024. AE Solar also holds the distinction of being the first DIBt-certified Tier 1 manufacturer in the industry and received the Kiwa PVEL Top Performer Award in 2025. RedSolar, formally Hunan RedSolar New Energy Technology Co., Ltd., is a Chinese state-owned enterprise founded in 2008 and incubated by the 48th Research Institute of CETC - China Electronics Technology Group Corporation - drawing on six decades of semiconductor and photovoltaic research heritage. The company reports cumulative delivery of over 30 GW of PV products and operates across more than 50 countries, though its bankability status under BloombergNEF criteria has not been confirmed in publicly available sources. On the dimension of institutional credibility for international project finance, AE Solar holds a clearly stronger position.

AE Solar's product portfolio spans from residential rooftop systems to utility-scale and commercial ground-mount applications. The lineup includes TOPCon and PERC-based modules, with bifacial variants, carport-specific modules, AgriPV solutions, and PV/thermal hybrid products confirmed across its range. This breadth makes the brand well suited to installers serving homeowners as well as C&I and large-scale project developers. RedSolar structures its offering around a matrix covering residential, commercial, industrial, and system-integration segments. ENF panel datasheets confirm the presence of TOPCon technology in its current lineup, including large-format G12 modules reaching the high-power segment. The company built what it describes as China's first fully localized intelligent PV cell production line in Hunan, reflecting meaningful vertical integration, though independent performance reviews from established testing bodies are limited in publicly searchable sources.

For most international buyers - particularly those in markets where project bankability and lender acceptance matter - AE Solar is the safer default choice. Its verified BloombergNEF Tier 1 status, European headquarters, and recognized third-party certifications lower financing risk and simplify insurance underwriting. RedSolar may appeal to buyers who value its CETC semiconductor lineage and potentially competitive pricing on large-volume orders, but the absence of publicly confirmed bankability credentials warrants additional due diligence before committing it to a financed project portfolio.

Written by claude-sonnet from the figures above.


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Source: https://comparepv.com/ae-solar-vs-redsolar

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