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

# Q-Cells vs VOLT Polska

Q-Cells has the broader catalog (89 vs 0 models). Q-Cells leans bifacial (39% of lineup).


## The two companies


| Attribute | Q-Cells | VOLT Polska |
| --- | --- | --- |
| Country | South Korea | Poland |
| Headquarters | Seoul | Sopot |
| Founded | 1999 | 2010 |
| Employees | 2000+ | 51-100 |
| Annual capacity | 11.2 GW/year |  |
| Tier 1 | yes |  |
| Listed | NASDAQ: HQCL |  |
| Website | [https://www.qcells.com](https://www.qcells.com) | [https://voltpolska.pl](https://voltpolska.pl) |

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...

VOLT Polska is a Polish manufacturer and distributor of power electronics and energy equipment, including inverters, voltage converters, emergency power supplies, and solar panels. The company serves residential and commercial markets with a broad product range covering photovoltaic components, battery chargers, and...


## Catalog & Power


| Measure | Q-Cells | VOLT Polska | Margin |
| --- | --- | --- | --- |
| Panel Models | 89 | 0 | +89 |
| Max Power | 675 W | 0 W | +675 W |
| Avg Power | 468 W | 0 W | +468 W |


## Efficiency


| Measure | Q-Cells | VOLT Polska | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 23.20% | - |  |
| Avg Efficiency | 21.21% | - |  |


## Reliability & Warranty


| Measure | Q-Cells | VOLT Polska | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.325%/°C | - |  |
| Bifacial Share | 35 (39%) | 0 (0%) | +39 pp |
| Avg Warranty | 27.0 yrs | - |  |


## Efficiency distribution

Q-Cells skews to higher efficiency: 2% of lineup is 23%+


| Efficiency band | Q-Cells | VOLT Polska |
| --- | --- | --- |
| \<20% | 7 (7.9%) | 0 |
| 20-21% | 29 (32.6%) | 0 |
| 21-22% | 30 (33.7%) | 0 |
| 22-23% | 21 (23.6%) | 0 |
| 23%+ | 2 (2.2%) | 0 |


## Power distribution

Q-Cells offers more 600W+ panels (19% of lineup)


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


## Cell technology

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


| Technology | Q-Cells | VOLT Polska |
| --- | --- | --- |
| PERC | 38 (42.7%) | 0 |
| N-type | 23 (25.8%) | 0 |
| Unknown | 20 (22.5%) | 0 |
| TOPCon | 8 (9.0%) | 0 |


## 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

Q-Cells, operating as Hanwha Q CELLS under South Korea's Hanwha Group, traces its roots to a German cell startup founded in 1999 and acquired by Hanwha in 2012. It holds confirmed S&P Global Tier 1 cleantech status and BloombergNEF bankability recognition, and operates at a scale few peers match - its US facilities alone carry a combined module capacity exceeding 8 GW per year, while global cell capacity stands above 12 GW. VOLT Polska is a Polish electronics and power-systems company headquartered in Sopot that has been active for over a decade, initially focused on uninterruptible power supplies, voltage converters, and battery chargers. Solar panels form one slice of a broader catalog rather than a primary industrial focus, and the company does not appear on major bankability or Tier 1 lists. In terms of institutional footprint and verifiable manufacturing scale, Q-Cells is in a different league entirely.

Q-Cells offers two well-documented residential and commercial families: the Q.PEAK DUO line, aimed at cost-sensitive standard installations, and the Q.TRON line, a higher-efficiency flagship reaching up to 22.5% module efficiency and suited to premium rooftops and utility-scale ground mounts. Both lines use Q-Cells' proprietary Q.ANTUM cell architecture, a PERC-derived technology the company has refined across multiple generations. VOLT Polska's catalog centers on small-format mono and polycrystalline panels, flexible modules, and ready-made off-grid kits targeted at campers, boats, and small rural properties, with output ratings typically well below 400 Wp per panel.

For any grid-tied residential or commercial project where long-term warranty support, bankability, and supply reliability matter, Q-Cells is the clear default. VOLT Polska serves a genuinely different niche - compact off-grid and portable applications - so for a buyer in that segment it remains a reasonable regional option, but the two brands are not interchangeable for mainstream solar installations.

\---LINKS---

\- https://www.solarreviews.com/blog/hanwha-q-cells-solar-panels-complete-review \| Hanwha Q CELLS solar panels expert review 2025 - SolarReviews \| review

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

\- https://www.hanwha.com/newsroom/news/press-releases/hanwha-qcells-named-an-s-p-global-2025-tier-1-cleantech-company.do \| Hanwha Qcells named S&P Global 2025 Tier 1 Cleantech company \| article

\- https://www.enfsolar.com/volt-polska \| Volt Polska Sp. z o.o. solar panel profile - ENF Solar Directory \| article

Sources:

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

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

\- \[Hanwha Qcells named S&P Global 2025 Tier 1 Cleantech company\](https://www.hanwha.com/newsroom/news/press-releases/hanwha-qcells-named-an-s-p-global-2025-tier-1-cleantech-company.do)

\- \[Volt Polska Sp. z o.o. - ENF Solar Directory\](https://www.enfsolar.com/volt-polska)

\- \[Hanwha Q CELLS new Cartersville factory - 3.3 GW production\](https://www.hanwha.com/newsroom/news/press-releases/hanwha-qcells-new-cartersville-factory-set-for-33-gw-of-solar-module-production-per-year.do)

Written by claude-sonnet from the figures above.


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- [Q-Cells vs A.B. Energy](https://comparepv.com/q-cells-vs-a-b-energy)
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- [ARTsolar vs VOLT Polska](https://comparepv.com/artsolar-vs-volt-polska)


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Source: https://comparepv.com/q-cells-vs-volt-polska

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