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

# AE Solar vs YS Solar

AE Solar has the broader catalog (646 vs 5 models). AE Solar leads on peak efficiency at 24.43%. AE Solar leans bifacial (63% of lineup).


## The two companies


| Attribute | AE Solar | YS Solar |
| --- | --- | --- |
| Country | Germany | China |
| Headquarters | Gersthofen | Meizhou City, Guangdong Province |
| Founded | 2003 | 2009 |
| Employees | 501-1000 |  |
| Annual capacity | 2+ GW/year |  |
| Tier 1 | yes |  |
| Listed |  |  |
| Website | [https://ae-solar.com](https://ae-solar.com) | [http://www.ys-solar.com/](http://www.ys-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...

Guangdong Yaosheng Solar Technology Co., Ltd. (YS SOLAR) is a national high-tech enterprise specializing in the R&D, production, sales, and service of photovoltaic and solar thermal products. The company is a wholly-owned subsidiary of Guangdong Yaosheng-Yifang Group. YS Solar has become a leading enterprise in the...


## Catalog & Power


| Measure | AE Solar | YS Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 646 | 5 | +641 |
| Max Power | 730 W | 350 W | +380 W |
| Avg Power | 489 W | 340 W | +149 W |


## Efficiency


| Measure | AE Solar | YS Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 24.43% | 21.00% | +3.43 pp |
| Avg Efficiency | 21.11% | 20.40% | +0.71 pp |


## Reliability & Warranty


| Measure | AE Solar | YS Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.312%/°C | -0.350%/°C | +0.038 |
| Bifacial Share | 405 (63%) | 0 (0%) | +63 pp |
| Avg Warranty | 29.7 yrs | - |  |


## Efficiency distribution

AE Solar skews to higher efficiency: 9% of lineup is 23%+


| Efficiency band | AE Solar | YS Solar |
| --- | --- | --- |
| \<20% | 74 (11.5%) | 1 (20.0%) |
| 20-21% | 171 (26.5%) | 3 (60.0%) |
| 21-22% | 142 (22.0%) | 1 (20.0%) |
| 22-23% | 199 (30.8%) | 0 |
| 23%+ | 60 (9.3%) | 0 |


## Power distribution

AE Solar offers more 600W+ panels (13% of lineup)


| Power band | AE Solar | YS Solar |
| --- | --- | --- |
| \<400W | 78 (12.1%) | 5 (100.0%) |
| 400-499W | 329 (50.9%) | 0 |
| 500-599W | 154 (23.8%) | 0 |
| 600-699W | 55 (8.5%) | 0 |
| 700W+ | 30 (4.6%) | 0 |


## Cell technology

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


| Technology | AE Solar | YS Solar |
| --- | --- | --- |
| TOPCon | 349 (54.0%) | 0 |
| PERC | 245 (37.9%) | 0 |
| Back Contact | 21 (3.3%) | 0 |
| N-type | 17 (2.6%) | 0 |
| BIPV | 9 (1.4%) | 0 |
| HJT | 5 (0.8%) | 0 |
| Unknown | 0 | 5 (100.0%) |


## 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, YS Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [YS350SM-90](https://comparepv.com/panel/ys-solar-ys350sm-90) | 350 | 21.0 | -0.350 | Monocrystalline |
| 2 | [YS345SM-90](https://comparepv.com/panel/ys-solar-ys345sm-90) | 345 | 20.7 | -0.350 | Monocrystalline |
| 3 | [YS340SM-90](https://comparepv.com/panel/ys-solar-ys340sm-90) | 340 | 20.4 | -0.350 | Monocrystalline |
| 4 | [YS335SM-90](https://comparepv.com/panel/ys-solar-ys335sm-90) | 335 | 20.1 | -0.350 | Monocrystalline |
| 5 | [YS330SM-90](https://comparepv.com/panel/ys-solar-ys330sm-90) | 330 | 19.8 | -0.350 | Monocrystalline |


## Summary

AE Solar is a photovoltaic module manufacturer headquartered in Gersthofen, Germany, founded in 2003. It operates factories in China, Georgia, and Turkey with a combined annual production capacity of approximately 2.5 GW, and has appeared on BloombergNEF's Tier 1 PV Module Manufacturer list 17 times - including five consecutive years through 2025. A 2024 BloombergNEF survey singled it out as Europe's sole Tier 1 manufacturer with high bankability, a distinction that carries material weight in project-finance decisions. YS Solar (Guangdong Yaosheng Solar Technology Co., Ltd.) is a Chinese producer founded in 2009 with around 1,200 employees, offering monocrystalline, polycrystalline, and PERC modules across a 160-550 Wp power range. No BloombergNEF Tier 1 listing or published GW-scale production figure could be confirmed for YS Solar in available sources, and its institutional footprint is considerably smaller than AE Solar's.

AE Solar's catalog spans residential rooftop, commercial and industrial, and utility-scale ground-mount applications. PV Magazine awarded its N-type TOPCon modules a five-star rating in independent performance testing, and the company also offers HJT and back-contact cell architectures. Its 30-year product warranty stands well above the 10-12 year industry norm and is a concrete differentiator for long-horizon projects. YS Solar's offering, based on publicly available data, is oriented toward residential and lighter commercial segments. Its PERC monocrystalline modules cover a broad wattage range suitable for rooftop installations, but no independently validated performance awards or tier-level recognition were found in the sources reviewed.

For most international buyers - whether a residential installer prioritising bankable warranties or a developer arranging project finance - AE Solar is the more defensible default. Its verified Tier 1 status, tested N-type TOPCon line, and extended warranty address the key risks across retail and institutional contexts. YS Solar may suit cost-sensitive buyers in smaller, self-financed installations, but the absence of confirmed bankability credentials means additional due diligence is warranted. The two brands are not interchangeable where financing or long-term performance guarantees are deciding factors.

Written by claude-sonnet from the figures above.


## Other comparisons

- [AE Solar vs A.B. Energy](https://comparepv.com/ae-solar-vs-a-b-energy)
- [AEET vs YS Solar](https://comparepv.com/aeet-vs-ys-solar)
- [AE Solar vs AIKO](https://comparepv.com/ae-solar-vs-aiko)
- [AKCOME vs YS Solar](https://comparepv.com/akcome-vs-ys-solar)
- [AE Solar vs ARTsolar](https://comparepv.com/ae-solar-vs-artsolar)
- [ASM vs YS Solar](https://comparepv.com/asm-vs-ys-solar)


---

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

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