---
title: "HD Solar vs Q-Cells - Brand Comparison | ComparePV"
description: "Compare HD Solar vs Q-Cells solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background."
source: "https://comparepv.com/hd-solar-vs-q-cells"
---

# HD Solar vs Q-Cells

Q-Cells has the broader catalog (89 vs 7 models). HD Solar leads on peak efficiency at 23.50%. HD Solar leans bifacial (100% of lineup).


## The two companies


| Attribute | HD Solar | Q-Cells |
| --- | --- | --- |
| Country |  | South Korea |
| Headquarters |  | Seoul |
| Founded |  | 1999 |
| Employees |  | 2000+ |
| Annual capacity |  | 11.2 GW/year |
| Tier 1 | no | yes |
| Listed |  | NASDAQ: HQCL |
| Website |  | [https://www.qcells.com](https://www.qcells.com) |

Qcells is a renowned global provider of complete energy solutions, specializing in solar cells and modules, energy storage solutions, downstream project business, and energy retail. The company has a strong heritage dating back to its foundation in Germany and has become a leader in technology innovations. As an...


## Catalog & Power


| Measure | HD Solar | Q-Cells | Margin |
| --- | --- | --- | --- |
| Panel Models | 7 | 89 | +82 |
| Max Power | 635 W | 675 W | +40 W |
| Avg Power | 620 W | 468 W | +152 W |


## Efficiency


| Measure | HD Solar | Q-Cells | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 23.50% | 23.20% | +0.30 pp |
| Avg Efficiency | 22.96% | 21.21% | +1.74 pp |


## Reliability & Warranty


| Measure | HD Solar | Q-Cells | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.300%/°C | -0.325%/°C | +0.025 |
| Bifacial Share | 7 (100%) | 35 (39%) | +61 pp |
| Avg Warranty | 30.0 yrs | 27.0 yrs | +3.0 yr |


## Efficiency distribution

HD Solar skews to higher efficiency: 57% of lineup is 23%+


| Efficiency band | HD Solar | Q-Cells |
| --- | --- | --- |
| 22-23% | 3 (42.9%) | 21 (23.6%) |
| 23%+ | 4 (57.1%) | 2 (2.2%) |
| \<20% | 0 | 7 (7.9%) |
| 20-21% | 0 | 29 (32.6%) |
| 21-22% | 0 | 30 (33.7%) |


## Power distribution

HD Solar offers more 600W+ panels (100% of lineup)


| Power band | HD Solar | Q-Cells |
| --- | --- | --- |
| 600-699W | 7 (100.0%) | 17 (19.1%) |
| \<400W | 0 | 20 (22.5%) |
| 400-499W | 0 | 41 (46.1%) |
| 500-599W | 0 | 11 (12.4%) |


## Cell technology

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

Dominant cell tech: **PERC** (43%)


| Technology | HD Solar | Q-Cells |
| --- | --- | --- |
| TOPCon | 7 (100.0%) | 8 (9.0%) |
| PERC | 0 | 38 (42.7%) |
| N-type | 0 | 23 (25.8%) |
| Unknown | 0 | 20 (22.5%) |


## Top panels, HD Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [HD-N-G12-635](https://comparepv.com/panel/hd-solar-hd-n-g12-635) | 635 | 23.5 | -0.300 | Monocrystalline |
| 2 | [HD-N-G12-630](https://comparepv.com/panel/hd-solar-hd-n-g12-630) | 630 | 23.3 | -0.300 | Monocrystalline |
| 3 | [HD-N-G12-625](https://comparepv.com/panel/hd-solar-hd-n-g12-625) | 625 | 23.1 | -0.300 | Monocrystalline |
| 4 | [HD-N-G12-620](https://comparepv.com/panel/hd-solar-hd-n-g12-620) | 620 | 23.0 | -0.300 | Monocrystalline |
| 5 | [HD-N-G12-615](https://comparepv.com/panel/hd-solar-hd-n-g12-615) | 615 | 22.8 | -0.300 | Monocrystalline |
| 6 | [HD-N-G12-610](https://comparepv.com/panel/hd-solar-hd-n-g12-610) | 610 | 22.6 | -0.300 | Monocrystalline |
| 7 | [HD-N-G12-605](https://comparepv.com/panel/hd-solar-hd-n-g12-605) | 605 | 22.4 | -0.300 | Monocrystalline |


## Top panels, Q-Cells


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [Q.PEAK DUO ML-G12S.3 / BFG 675](https://comparepv.com/panel/q-cells-q-peak-duo-ml-g12s-3-bfg-675) | 675 | 21.7 | -0.340 | Monocrystalline |
| 2 | [Q.PEAK DUO ML-G12S.3 / BFG 670](https://comparepv.com/panel/q-cells-q-peak-duo-ml-g12s-3-bfg-670) | 670 | 21.6 | -0.340 | Monocrystalline |
| 3 | [Q.PEAK DUO ML-G12S.3 / BFG 665](https://comparepv.com/panel/q-cells-q-peak-duo-ml-g12s-3-bfg-665) | 665 | 21.4 | -0.340 | Monocrystalline |
| 4 | [Q.PEAK DUO ML-G12S.3 / BFG 660](https://comparepv.com/panel/q-cells-q-peak-duo-ml-g12s-3-bfg-660) | 660 | 21.2 | -0.340 | Monocrystalline |
| 5 | [Q.PEAK DUO ML-G12S.3 / BFG 655](https://comparepv.com/panel/q-cells-q-peak-duo-ml-g12s-3-bfg-655) | 655 | 21.1 | -0.340 | Monocrystalline |
| 6 | [Q.PEAK DUO ML-G12S.3 / BFG 650](https://comparepv.com/panel/q-cells-q-peak-duo-ml-g12s-3-bfg-650) | 650 | 20.9 | -0.340 | Monocrystalline |
| 7 | [Q.TRON XL-G2.3 / BFG 645](https://comparepv.com/panel/q-cells-q-tron-xl-g2-3-bfg-645) | 645 | 23.1 | -0.290 | Monocrystalline |
| 8 | [Q.TRON XL-G2.3 / BFG 640](https://comparepv.com/panel/q-cells-q-tron-xl-g2-3-bfg-640) | 640 | 22.9 | -0.290 | Monocrystalline |
| 9 | [Q.TRON XL-G2.3 / BFG 635](https://comparepv.com/panel/hanwha-q-cells-america-inc-q-tron-xl-g2-3-bfg-635) | 635 | 22.7 | -0.300 | Monocrystalline |
| 10 | [Q.TRON XL-G2.3 / BFG 630](https://comparepv.com/panel/hanwha-q-cells-america-inc-q-tron-xl-g2-3-bfg-630) | 630 | 22.6 | -0.300 | Monocrystalline |


## Summary

HD Solar is a smaller solar module manufacturer whose precise founding date and headquarters location remain difficult to pin down from available public sources - multiple entities share the "HD Solar" name, ranging from a Bosnian distributor to Chinese panel producers. No BloombergNEF Tier 1 bankability listing for a manufacturer under that exact brand was confirmed in current search results, which signals that, at best, it occupies a niche or regional position in the global supply chain. Q CELLS, by contrast, has a well-documented institutional history: it was founded in Germany in 1999, acquired by South Korea's Hanwha Group in 2012, and now operates as Hanwha Q CELLS with a global module production capacity of roughly 11 GW per year and significant U.S. manufacturing capacity in Dalton and Cartersville, Georgia. Q CELLS holds confirmed BloombergNEF Tier 1 bankability status and ranked third in SolarReviews' 2025 manufacturer rankings. On institutional footprint, Q CELLS is clearly the larger and more bankable entity.

On the product side, HD Solar's catalog - where it can be independently assessed - centers on TOPCon bifacial panels in the 605-635W range, with efficiency ratings reported around 23.0-23.5% and a claimed 30-year performance warranty. These are competitive specifications, but without independent third-party test data or confirmed Tier 1 standing, buyers take on more counterparty risk. Q CELLS builds its lineup around its proprietary Q.ANTUM NEO technology, a TOPCon-derived cell platform, with efficiency ratings up to 22.5% confirmed across multiple independent reviews. Its product families span premium residential rooftops, commercial installations, and utility-scale ground mounts, priced roughly 15-20% below top-tier competitors like Maxeon while carrying a 25-year product and performance warranty backed by a Fortune 500-level parent company.

For most buyers in 2025, Q CELLS is the safer default choice. Its bankability, domestic U.S. manufacturing, well-documented warranty track record, and broad installer network reduce project-financing and long-term service risk in ways that an unverified smaller brand cannot match. HD Solar may be worth considering only in specific regional markets where pricing and local support are verified, but buyers should conduct thorough due diligence on the specific entity before committing.

\---LINKS---

\- https://www.solarreviews.com/blog/hanwha-q-cells-solar-panels-complete-review \| Expert Review of Qcells Solar Panels for 2025 - SolarReviews \| review

\- https://www.ecowatch.com/solar/reviews/qcells-solar-panels \| QCells Solar Panels Review 2025 - Cost, Efficiency and Performance \| review

\- https://comparepv.com/reviews/hd-solar \| HD Solar Solar Panels Review 2026 - ComparePV \| review

\- https://solartechonline.com/blog/hanwha-q-cells-solar-panels-review-2025/ \| Hanwha Q CELLS Solar Panels Review 2025 - Expert Analysis \| review

\- https://taiyangnews.info/technology/qcells-to-invest-big-in-tandem-solar \| Q Cells To Invest Big In Tandem Solar - TaiyangNews \| article

Sources:

\- \[HD Solar Solar Panels Review 2026 - ComparePV\](https://comparepv.com/reviews/hd-solar)

\- \[Expert Review Of Qcells Solar Panels For 2025 - SolarReviews\](https://www.solarreviews.com/blog/hanwha-q-cells-solar-panels-complete-review)

\- \[QCells Solar Panels Review 2025 - EcoWatch\](https://www.ecowatch.com/solar/reviews/qcells-solar-panels)

\- \[Hanwha Q CELLS Solar Panels Review 2025 - SolarTechOnline\](https://solartechonline.com/blog/hanwha-q-cells-solar-panels-review-2025/)

\- \[Q Cells To Invest Big In Tandem Solar - TaiyangNews\](https://taiyangnews.info/technology/qcells-to-invest-big-in-tandem-solar)

Written by claude-sonnet from the figures above.


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- [HD Solar vs A.B. Energy](https://comparepv.com/hd-solar-vs-a-b-energy)
- [AE Solar vs Q-Cells](https://comparepv.com/ae-solar-vs-q-cells)
- [HD Solar vs AEET](https://comparepv.com/hd-solar-vs-aeet)
- [AIKO vs Q-Cells](https://comparepv.com/aiko-vs-q-cells)
- [HD Solar vs AKCOME](https://comparepv.com/hd-solar-vs-akcome)
- [ARTsolar vs Q-Cells](https://comparepv.com/artsolar-vs-q-cells)


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Source: https://comparepv.com/hd-solar-vs-q-cells

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