---
title: "QN-SOLAR vs Solarspace - Brand Comparison | ComparePV"
description: "Compare QN-SOLAR vs Solarspace solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background."
source: "https://comparepv.com/qn-solar-vs-solarspace"
image: "https://comparepv.com/og/compare/manufacturers/qn-solar/solarspace.png"
---

# QN-SOLAR vs Solarspace

Solarspace has the broader catalog (82 vs 0 models). Solarspace leans bifacial (93% of lineup).


## The two companies


| Attribute | QN-SOLAR | Solarspace |
| --- | --- | --- |
| Country | China | China |
| Headquarters | Shanghai | Xuzhou |
| Founded | 2014 | 2011 |
| Employees | 5000-10000 | 6000+ |
| Annual capacity | 30-40 GW/year | 60+ GW/year |
| Tier 1 | no | yes |
| Listed |  |  |
| Website | [https://www.qn-solarpv.com](https://www.qn-solarpv.com) | [https://solarspace.com](https://solarspace.com) |

QN-SOLAR (Qn-SOLAR PV Limited) is a China-based integrated photovoltaic manufacturer with six production bases across China, specializing in N-TOPCon solar cells and modules. The company officially launched its global business in 2022 and has expanded into upstream and downstream PV production, reaching a combined...

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 | QN-SOLAR | Solarspace | Margin |
| --- | --- | --- | --- |
| Panel Models | 0 | 82 | +82 |
| Max Power | 0 W | 710 W | +710 W |
| Avg Power | 0 W | 539 W | +539 W |


## Efficiency


| Measure | QN-SOLAR | Solarspace | Margin |
| --- | --- | --- | --- |
| Max Efficiency | - | 23.16% |  |
| Avg Efficiency | - | 22.04% |  |


## Reliability & Warranty


| Measure | QN-SOLAR | Solarspace | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | - | -0.299%/°C |  |
| Bifacial Share | 0 (0%) | 76 (93%) | +93 pp |
| Avg Warranty | - | 29.6 yrs |  |


## Efficiency distribution

Solarspace skews to higher efficiency: 4% of lineup is 23%+


| Efficiency band | QN-SOLAR | Solarspace |
| --- | --- | --- |
| 20-21% | 0 | 7 (8.5%) |
| 21-22% | 0 | 26 (31.7%) |
| 22-23% | 0 | 46 (56.1%) |
| 23%+ | 0 | 3 (3.7%) |


## Power distribution

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


| Power band | QN-SOLAR | Solarspace |
| --- | --- | --- |
| \<400W | 0 | 1 (1.2%) |
| 400-499W | 0 | 35 (42.7%) |
| 500-599W | 0 | 19 (23.2%) |
| 600-699W | 0 | 24 (29.3%) |
| 700W+ | 0 | 3 (3.7%) |


## Cell technology

Dominant cell tech: N-type (70%)


| Technology | QN-SOLAR | Solarspace |
| --- | --- | --- |
| N-type | 0 | 57 (69.5%) |
| PERC | 0 | 18 (22.0%) |
| TOPCon | 0 | 7 (8.5%) |


## 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

QN-SOLAR is a Chinese photovoltaic manufacturer headquartered in Shanghai that launched its current global PV business around 2021-2022, operating multiple manufacturing bases across China (various company materials cite four to seven sites, including facilities in Xuzhou, Baotou, Huaibei and Dangyang). The company reports module capacity in the tens of gigawatts and has been listed as a top performer in PV Evolution Labs independent module reliability testing, lending some third-party credibility beyond its own marketing claims. Solarspace is also a Chinese Tier 1 manufacturer, founded in 2011, with roughly six manufacturing bases spread across China, Cambodia and Laos, and it has repeatedly appeared on BloombergNEF's quarterly Tier 1 bankability list, most recently confirmed for Q2 2024, alongside endorsements referenced from testing bodies such as RETC and PVEL. Both brands carry credible bankability signals, but Solarspace's longer operating history and repeated BNEF Tier 1 listings give it a somewhat more established institutional footprint, while QN-SOLAR's claims rest more heavily on self-reported figures and a shorter track record under its current branding.

On product lines, QN-SOLAR focuses on N-type TOPCon cell and module technology, positioning its panels for both residential and larger commercial installations, with warranties advertised around 30-year linear power guarantees and sub-0.4% annual degradation claims. Solarspace's catalog, based on models such as the SS8-54HD and SS8-72HD series, centers on PERC and higher-efficiency HD module lines in the 395W to 540W range with roughly 20-21% efficiency, backed by a 12-year product and 30-year performance warranty retaining around 87% output. Both manufacturers target the mainstream residential and commercial rooftop segment rather than niche premium or utility-scale-only applications, and both compete primarily on price-to-performance rather than flagship efficiency records held by top-tier brands like Jinko or Trina.

For a typical buyer in 2025, the two brands are broadly comparable mid-tier Chinese options rather than clearly differentiated products. Solarspace's longer BNEF Tier 1 track record may offer slightly more financing confidence for installers and lenders, while QN-SOLAR's TOPCon technology could appeal to buyers specifically wanting newer N-type cells. Neither brand has the brand recognition or multi-decade track record of legacy Tier 1 names, so buyers should weigh local installer support, warranty servicing, and project-specific financing requirements rather than assuming a clear technical edge for either manufacturer.

\---LINKS---

\- https://2024modulescorecard.pvel.com/manufacturer\_name/qn-solar/ \| PVEL 2024 Module Scorecard - QN Solar results \| review

\- https://www.prnewswire.co.uk/news-releases/qn-solar-marks-three-years-of-leading-innovations-in-upstream-solar-manufacturing-301937318.html \| QN-SOLAR marks three years of innovation in upstream PV manufacturing \| article

\- https://www.pv-magazine.com/press-releases/solarspace-rejoins-bnef-tier-1-list-for-q2-2024 \| SolarSpace rejoins BNEF Tier 1 list for Q2 2024 \| article

\- https://a1solarstore.com/blog/solarspace-solar-panels-review-2024-in-depth-look-a1-solarstore.html \| SolarSpace solar panels review 2024 - in-depth look \| review

Written by claude-sonnet-5 from the figures above.


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- [QN-SOLAR vs A.B. Energy](https://comparepv.com/qn-solar-vs-a-b-energy)
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Source: https://comparepv.com/qn-solar-vs-solarspace