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

# MWG vs Q-Cells

Q-Cells has the broader catalog (89 vs 2 models). Q-Cells leads on peak efficiency at 23.20%. Q-Cells leans bifacial (39% of lineup).


## The two companies


| Attribute | MWG | Q-Cells |
| --- | --- | --- |
| Country | Poland | South Korea |
| Headquarters | Zabrze | Seoul |
| Founded | 2005 | 1999 |
| Employees |  | 2000+ |
| Annual capacity |  | 11.2 GW/year |
| Tier 1 | no | yes |
| Listed |  | NASDAQ: HQCL |
| Website | [https://mwpower.pl](https://mwpower.pl) | [https://www.qcells.com](https://www.qcells.com) |

MW Power is a Polish brand operating under MPL Group, offering a range of technology products including photovoltaic panels sold under the MW Green Power (MWG) brand. Their solar modules are small-wattage units (10W–100W) made from monocrystalline silicon, primarily intended for autonomous and off-grid energy systems...

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 | MWG | Q-Cells | Margin |
| --- | --- | --- | --- |
| Panel Models | 2 | 89 | +87 |
| Max Power | 400 W | 675 W | +275 W |
| Avg Power | 370 W | 468 W | +98 W |


## Efficiency


| Measure | MWG | Q-Cells | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 20.12% | 23.20% | +3.08 pp |
| Avg Efficiency | 19.72% | 21.21% | +1.49 pp |


## Reliability & Warranty


| Measure | MWG | Q-Cells | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.390%/°C | -0.325%/°C | +0.065 |
| Bifacial Share | 0 (0%) | 35 (39%) | +39 pp |
| Avg Warranty | 25.0 yrs | 27.0 yrs | +2.0 yr |


## Efficiency distribution

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


| Efficiency band | MWG | Q-Cells |
| --- | --- | --- |
| \<20% | 1 (50.0%) | 7 (7.9%) |
| 20-21% | 1 (50.0%) | 29 (32.6%) |
| 21-22% | 0 | 30 (33.7%) |
| 22-23% | 0 | 21 (23.6%) |
| 23%+ | 0 | 2 (2.2%) |


## Power distribution

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


| Power band | MWG | Q-Cells |
| --- | --- | --- |
| \<400W | 1 (50.0%) | 20 (22.5%) |
| 400-499W | 1 (50.0%) | 41 (46.1%) |
| 500-599W | 0 | 11 (12.4%) |
| 600-699W | 0 | 17 (19.1%) |


## Cell technology

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


| Technology | MWG | Q-Cells |
| --- | --- | --- |
| Unknown | 2 (100.0%) | 20 (22.5%) |
| PERC | 0 | 38 (42.7%) |
| N-type | 0 | 23 (25.8%) |
| TOPCon | 0 | 8 (9.0%) |


## Top panels, MWG


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [MWG-400M](https://comparepv.com/panel/mwg-mwg-400m) | 400 | 19.3 | -0.390 | Monocrystalline |
| 2 | [MWG-340M](https://comparepv.com/panel/mwg-mwg-340m) | 340 | 20.1 | -0.390 | 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

MWG is a small-scale solar module brand associated with the Green Power product line, distributed primarily through European electronics retailers and robotic component suppliers - placing it firmly in the niche, low-wattage segment of the market. Its panels are polycrystalline silicon designs in modest output ratings, sold through distributors such as TME and Botland, suggesting a focus on hobbyist electronics, off-grid standalone systems, and small embedded applications rather than residential or commercial rooftops. No Tier 1 or BloombergNEF bankability listing for MWG has been identified, and the brand carries no known institutional footprint in project finance markets. Q-Cells, operating as Hanwha Q CELLS under South Korean conglomerate Hanwha Group, is a long-established global Tier 1 manufacturer with roots tracing back to the founding of Q-Cells AG in Germany in 1999. The company holds confirmed BloombergNEF Tier 1 status and received a $1.45 billion U.S. Department of Energy loan guarantee in late 2024 for its Georgia manufacturing operations. Its new Cartersville facility targets 3.3 GW of annual module output, and total global module shipments were projected to exceed 9 GW in 2025. On institutional credibility, there is no meaningful comparison - Q-Cells operates at a scale many orders of magnitude larger.

The two brands serve entirely different markets. MWG polycrystalline panels in the 10-160 W range are suited to DIY off-grid projects, marine and camping applications, or small electronics installations. Q-Cells addresses premium residential rooftops, commercial installations, and utility-adjacent projects through families such as Q.TRON and its Q.ANTUM NEO cell technology, with efficiency ratings reaching above 22.5% and 25-year product warranties. Q-Cells also maintains manufacturing in the U.S., giving it supply-chain advantages for buyers prioritizing domestic content under IRA incentives.

For any buyer considering grid-tied residential or commercial solar in 2025, Q-Cells is the clear default choice, offering bankable warranties, certified technology, and broad installer support. MWG occupies a legitimate but entirely separate niche - small off-grid and embedded power applications - and the two brands are not realistically interchangeable.

\---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 - EcoWatch \| review

\- https://www.pv-tech.org/hanwha\_q\_cells\_to\_expand\_capacity\_after\_us188\_million\_cash\_injection/ \| Hanwha Q CELLS to expand capacity - PV Tech \| article

\- https://www.tme.eu/en/details/mf-20w/photovoltaic-modules/green-power/mwg-20/ \| MWG-20 Green Power photovoltaic module - TME \| article

\- https://carboncredits.com/hanwha-qcells-shines-with-record-breaking-solar-cell-efficiency-and-1-45-billion-doe-loan/ \| Hanwha Qcells DOE loan guarantee and efficiency record \| article

Written by claude-sonnet from the figures above.


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- [MWG vs A.B. Energy](https://comparepv.com/mwg-vs-a-b-energy)
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- [AIKO vs Q-Cells](https://comparepv.com/aiko-vs-q-cells)
- [MWG vs AKCOME](https://comparepv.com/mwg-vs-akcome)
- [ARTsolar vs Q-Cells](https://comparepv.com/artsolar-vs-q-cells)


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Source: https://comparepv.com/mwg-vs-q-cells

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