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

# AE Solar vs Bauer Solar

AE Solar has the broader catalog (646 vs 6 models). AE Solar leads on peak efficiency at 24.43%. Bauer Solar leans bifacial (100% of lineup).


## The two companies


| Attribute | AE Solar | Bauer Solar |
| --- | --- | --- |
| Country | Germany | Germany |
| Headquarters | Gersthofen |  |
| Founded | 2003 |  |
| Employees | 501-1000 |  |
| Annual capacity | 2+ GW/year |  |
| Tier 1 | yes | no |
| Listed |  |  |
| Website | [https://ae-solar.com](https://ae-solar.com) | [https://bauer-solar.de](https://bauer-solar.de) |

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...


## Catalog & Power


| Measure | AE Solar | Bauer Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 646 | 6 | +640 |
| Max Power | 730 W | 475 W | +255 W |
| Avg Power | 489 W | 458 W | +31 W |


## Efficiency


| Measure | AE Solar | Bauer Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 24.43% | 22.50% | +1.93 pp |
| Avg Efficiency | 21.11% | 21.99% | +0.89 pp |


## Reliability & Warranty


| Measure | AE Solar | Bauer Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.312%/°C | -0.295%/°C | +0.017 |
| Bifacial Share | 405 (63%) | 6 (100%) | +37 pp |
| Avg Warranty | 29.7 yrs | 30.0 yrs | +0.3 yr |


## Efficiency distribution

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


| Efficiency band | AE Solar | Bauer Solar |
| --- | --- | --- |
| \<20% | 74 (11.5%) | 0 |
| 20-21% | 171 (26.5%) | 0 |
| 21-22% | 142 (22.0%) | 3 (50.0%) |
| 22-23% | 199 (30.8%) | 3 (50.0%) |
| 23%+ | 60 (9.3%) | 0 |


## Power distribution

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


| Power band | AE Solar | Bauer Solar |
| --- | --- | --- |
| \<400W | 78 (12.1%) | 0 |
| 400-499W | 329 (50.9%) | 6 (100.0%) |
| 500-599W | 154 (23.8%) | 0 |
| 600-699W | 55 (8.5%) | 0 |
| 700W+ | 30 (4.6%) | 0 |


## Cell technology

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

Dominant cell tech: **TOPCon** (100%)


| Technology | AE Solar | Bauer Solar |
| --- | --- | --- |
| TOPCon | 349 (54.0%) | 6 (100.0%) |
| 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 |


## 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, Bauer Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [BS-475-120M10NHBB-GG](https://comparepv.com/panel/bauer-solar-bs-475-120m10nhbb-gg) | 475 | 21.9 | -0.300 | Monocrystalline |
| 2 | [BS-470-120M10NHBB-GG](https://comparepv.com/panel/bauer-solar-bs-470-120m10nhbb-gg) | 470 | 21.7 | -0.300 | Monocrystalline |
| 3 | [BS-465-120M10NHBB-GG](https://comparepv.com/panel/bauer-solar-bs-465-120m10nhbb-gg) | 465 | 21.5 | -0.300 | Monocrystalline |
| 4 | [BS-450-108M10HBT-GG](https://comparepv.com/panel/bauer-solar-bs-450-108m10hbt-gg) | 450 | 22.5 | -0.290 | Monocrystalline |
| 5 | [BS-445-108M10HBT-GG](https://comparepv.com/panel/bauer-solar-bs-445-108m10hbt-gg) | 445 | 22.3 | -0.290 | Monocrystalline |
| 6 | [BS-440-108M10HBT-GG](https://comparepv.com/panel/bauer-solar-bs-440-108m10hbt-gg) | 440 | 22.0 | -0.290 | Monocrystalline |


## Summary

AE Solar is a German-headquartered manufacturer based in Gersthofen, founded in 2003, with production facilities in China, Georgia, and Turkey that together provide an annual manufacturing capacity of approximately 2.5 GW. The company has appeared on the BloombergNEF Tier 1 PV Module Manufacturer list 17 times, including five consecutive years through Q1 2025, and was identified by BloombergNEF as Europe's sole Tier 1 manufacturer with high bankability in 2024. It also holds DIBt certification and received the Kiwa PVEL Top Performer Award in 2025. Bauer Solar, likewise headquartered in Germany, traces its origins to an electrical installation company founded by Friedhelm Bauer in 1985 and has been manufacturing solar modules since 2003. With more than 4,000 MW of cumulative installed and sold capacity and a complaint rate cited at under 0.017%, Bauer Solar is a stable mid-sized player - however, no BloombergNEF Tier 1 listing was found in available sources, meaning AE Solar carries the stronger institutional footprint for large-scale project financing.

AE Solar's product lineup spans TOPCon, HJT, and back-contact cell architectures, covering everything from residential rooftop systems to utility-scale ground-mount projects. Its Meteor module, a G12R half-cut N-type TOPCon bifacial glass-glass panel, earned a five-star rating in a PV Magazine module test, and the company backs its products with a 30-year warranty and performance retention of 84.6% at year 25. Bauer Solar focuses on N-type TOPCon glass-glass bifacial modules targeting residential installers, commercial rooftops, and solar park developers. Its latest back-contact panel reaches up to 23.52% conversion efficiency. All Bauer glass-glass modules carry a 30-year product and performance warranty reinsured by Munich RE, an unusually strong financial backstop that gives buyers and project developers added confidence in the brand's long-term commitments.

For buyers procuring modules for bank-financed or institutionally tendered projects, AE Solar's confirmed Tier 1 status and multi-gigawatt production scale make it the safer default choice. Bauer Solar is better suited to quality-conscious residential and small-commercial buyers who value a financially transparent European brand with Munich RE warranty backing. The two are not interchangeable: AE Solar operates at a meaningfully different scale with broader technology coverage, while Bauer Solar competes on premium craftsmanship and warranty security within the mid-market segment.

Written by claude-sonnet from the figures above.


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- [ASM vs Bauer Solar](https://comparepv.com/asm-vs-bauer-solar)


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

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