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

# AE Solar vs Solarspace

AE Solar has the broader catalog (646 vs 82 models). AE Solar leads on peak efficiency at 24.43%. Solarspace leans bifacial (93% of lineup).


## The two companies


| Attribute | AE Solar | Solarspace |
| --- | --- | --- |
| Country | Germany | China |
| Headquarters | Gersthofen | Xuzhou |
| Founded | 2003 | 2011 |
| Employees | 501-1000 | 6000+ |
| Annual capacity | 2+ GW/year | 60+ GW/year |
| Tier 1 | yes | yes |
| Listed |  |  |
| Website | [https://ae-solar.com](https://ae-solar.com) | [https://solarspace.com](https://solarspace.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...

SolarSpace is a world-leading solar cell and module manufacturer, focusing on high-efficiency solar technology production both in China and overseas. They are among the top solar cell manufacturers, providing high-quality solar modules with core cell technology worldwide. SolarSpace is dedicated to empowering solar...


## Catalog & Power


| Measure | AE Solar | Solarspace | Margin |
| --- | --- | --- | --- |
| Panel Models | 646 | 82 | +564 |
| Max Power | 730 W | 710 W | +20 W |
| Avg Power | 489 W | 539 W | +50 W |


## Efficiency


| Measure | AE Solar | Solarspace | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 24.43% | 23.16% | +1.27 pp |
| Avg Efficiency | 21.11% | 22.04% | +0.93 pp |


## Reliability & Warranty


| Measure | AE Solar | Solarspace | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.312%/°C | -0.299%/°C | +0.012 |
| Bifacial Share | 405 (63%) | 76 (93%) | +30 pp |
| Avg Warranty | 29.7 yrs | 29.6 yrs | +0.1 yr |


## Efficiency distribution

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


| Efficiency band | AE Solar | Solarspace |
| --- | --- | --- |
| \<20% | 74 (11.5%) | 0 |
| 20-21% | 171 (26.5%) | 7 (8.5%) |
| 21-22% | 142 (22.0%) | 26 (31.7%) |
| 22-23% | 199 (30.8%) | 46 (56.1%) |
| 23%+ | 60 (9.3%) | 3 (3.7%) |


## Power distribution

Solarspace offers more 600W+ panels (33% of lineup)


| Power band | AE Solar | Solarspace |
| --- | --- | --- |
| \<400W | 78 (12.1%) | 1 (1.2%) |
| 400-499W | 329 (50.9%) | 35 (42.7%) |
| 500-599W | 154 (23.8%) | 19 (23.2%) |
| 600-699W | 55 (8.5%) | 24 (29.3%) |
| 700W+ | 30 (4.6%) | 3 (3.7%) |


## Cell technology

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

Dominant cell tech: **N-type** (70%)


| Technology | AE Solar | Solarspace |
| --- | --- | --- |
| TOPCon | 349 (54.0%) | 7 (8.5%) |
| PERC | 245 (37.9%) | 18 (22.0%) |
| Back Contact | 21 (3.3%) | 0 |
| N-type | 17 (2.6%) | 57 (69.5%) |
| 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, Solarspace


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [SS9-66HD-710N](https://comparepv.com/panel/solarspace-ss9-66hd-710n) | 710 | 22.9 | -0.290 | Monocrystalline |
| 2 | [SS9-66HD-705N](https://comparepv.com/panel/solarspace-ss9-66hd-705n) | 705 | 22.7 | -0.290 | Monocrystalline |
| 3 | [SS9-66HD-700N](https://comparepv.com/panel/solarspace-ss9-66hd-700n) | 700 | 22.5 | -0.290 | Monocrystalline |
| 4 | [SS9-66HD-695N](https://comparepv.com/panel/solarspace-ss9-66hd-695n) | 695 | 22.4 | -0.290 | Monocrystalline |
| 5 | [SS9-66HD-690N](https://comparepv.com/panel/solarspace-ss9-66hd-690n) | 690 | 22.2 | -0.290 | Monocrystalline |
| 6 | [SS9-66HD-685N](https://comparepv.com/panel/solarspace-ss9-66hd-685n) | 685 | 22.1 | -0.290 | Monocrystalline |
| 7 | [SS9-66HD-680N](https://comparepv.com/panel/solarspace-ss9-66hd-680n) | 680 | 21.9 | -0.290 | Monocrystalline |
| 8 | [SS9-66HD-675N](https://comparepv.com/panel/solarspace-ss9-66hd-675n) | 675 | 21.7 | -0.290 | Monocrystalline |
| 9 | [SS9-66HD-670M](https://comparepv.com/panel/solarspace-ss9-66hd-670m) | 670 | 21.6 | -0.330 | Monocrystalline |
| 10 | [SS9-66HD-670N](https://comparepv.com/panel/solarspace-ss9-66hd-670n) | 670 | 21.6 | -0.290 | Monocrystalline |


## Summary

AE Solar is a German photovoltaic manufacturer founded in 2003 in Königsbrunn, Germany, with 501 to 1,000 employees and a production capacity exceeding 2 GW across facilities in China, Georgia, and Turkey. The company operates in over 95 countries and holds Tier 1 bankable status according to Bloomberg NEF. Solarspace, founded in 2011 and headquartered in China, is a substantially larger enterprise with over 6,000 employees and a production capacity exceeding 60 GW, ranking second worldwide in solar cell shipments in the first half of 2025 according to PV InfoLink. Both manufacturers carry Tier 1 bankable status, but occupy very different market positions - AE Solar is a mid-sized European-branded supplier with a long track record, while Solarspace is a high-volume Chinese manufacturer with global scale and rapid technology advancement.

AE Solar's portfolio spans 442 panel models led by TOPCon technology (approximately 50% of the range), with a maximum power output of 730 Wp, average power of 497 Wp, and average efficiency of 21.34% against a recorded maximum of 24.43%. Independent validation is a clear strength: the company earned the Kiwa PVEL Top Performer Award 2025 and a five-star "Very Good" rating in PV Magazine module testing, credentials that resonate well in residential rooftop and light commercial C&I segments where end-customer trust is a factor. Around 63.8% of its panels are bifacial. Solarspace's portfolio, though smaller at 82 models, skews heavily toward N-type technology (nearly 70% of the range) and bifacial designs (92.7%), delivering a higher average power output of 539 Wp and average efficiency of 22.04%, alongside a slightly better average temperature coefficient of -0.299%/°C compared to AE Solar's -0.313%/°C. The company also debuted HJT modules and the Lumina II series at RE+ 2025, signaling continued upmarket technology push. These attributes make Solarspace particularly suited to utility-scale ground-mount projects and large commercial C&I applications where volume availability, bifacial yield gains, and high power density are primary selection criteria.

Buyers prioritizing European brand recognition, independently tested performance credentials, and a broad model range for residential through mid-commercial applications will find AE Solar a well-supported choice. Developers and EPCs focused on large-scale or utility-grade procurement - where assured supply volume, high bifacial ratios, and competitive average power output matter most - will find Solarspace's scale and technology profile compelling, provided they have verified local after-sales support and are comfortable with a Chinese-origin supply chain.

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 Solarspace](https://comparepv.com/aeet-vs-solarspace)
- [AE Solar vs AIKO](https://comparepv.com/ae-solar-vs-aiko)
- [AKCOME vs Solarspace](https://comparepv.com/akcome-vs-solarspace)
- [AE Solar vs ARTsolar](https://comparepv.com/ae-solar-vs-artsolar)
- [ASM vs Solarspace](https://comparepv.com/asm-vs-solarspace)


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

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