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

# Q-Cells vs TN Solar

Q-Cells has the broader catalog (89 vs 10 models). Q-Cells leads on peak efficiency at 23.20%. TN Solar leans bifacial (50% of lineup).


## The two companies


| Attribute | Q-Cells | TN Solar |
| --- | --- | --- |
| Country | South Korea |  |
| Headquarters | Seoul |  |
| Founded | 1999 |  |
| Employees | 2000+ |  |
| Annual capacity | 11.2 GW/year |  |
| Tier 1 | yes | no |
| 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 | Q-Cells | TN Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 89 | 10 | +79 |
| Max Power | 675 W | 715 W | +40 W |
| Avg Power | 468 W | 542 W | +74 W |


## Efficiency


| Measure | Q-Cells | TN Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 23.20% | 23.02% | +0.18 pp |
| Avg Efficiency | 21.21% | 21.08% | +0.13 pp |


## Reliability & Warranty


| Measure | Q-Cells | TN Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.325%/°C | -0.280%/°C | +0.045 |
| Bifacial Share | 35 (39%) | 5 (50%) | +11 pp |
| Avg Warranty | 27.0 yrs | 30.0 yrs | +3.0 yr |


## Efficiency distribution

TN Solar skews to higher efficiency: 10% of lineup is 23%+


| Efficiency band | Q-Cells | TN Solar |
| --- | --- | --- |
| \<20% | 7 (7.9%) | 5 (50.0%) |
| 20-21% | 29 (32.6%) | 0 |
| 21-22% | 30 (33.7%) | 0 |
| 22-23% | 21 (23.6%) | 4 (40.0%) |
| 23%+ | 2 (2.2%) | 1 (10.0%) |


## Power distribution

TN Solar offers more 600W+ panels (50% of lineup)


| Power band | Q-Cells | TN Solar |
| --- | --- | --- |
| \<400W | 20 (22.5%) | 5 (50.0%) |
| 400-499W | 41 (46.1%) | 0 |
| 500-599W | 11 (12.4%) | 0 |
| 600-699W | 17 (19.1%) | 1 (10.0%) |
| 700W+ | 0 | 4 (40.0%) |


## Cell technology

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

Dominant cell tech: **HJT** (50%)


| Technology | Q-Cells | TN Solar |
| --- | --- | --- |
| PERC | 38 (42.7%) | 0 |
| N-type | 23 (25.8%) | 0 |
| Unknown | 20 (22.5%) | 0 |
| TOPCon | 8 (9.0%) | 5 (50.0%) |
| HJT | 0 | 5 (50.0%) |


## 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 |


## Top panels, TN Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [SE6-66HBD-715](https://comparepv.com/panel/tn-solar-se6-66hbd-715) | 715 | 23.0 | -0.260 | Monocrystalline |
| 2 | [SE6-66HBD-710](https://comparepv.com/panel/tn-solar-se6-66hbd-710) | 710 | 22.9 | -0.260 | Monocrystalline |
| 3 | [SE6-66HBD-705](https://comparepv.com/panel/tn-solar-se6-66hbd-705) | 705 | 22.7 | -0.260 | Monocrystalline |
| 4 | [SE6-66HBD-700](https://comparepv.com/panel/tn-solar-se6-66hbd-700) | 700 | 22.5 | -0.260 | Monocrystalline |
| 5 | [SE6-66HBD-695](https://comparepv.com/panel/tn-solar-se6-66hbd-695) | 695 | 22.4 | -0.260 | Monocrystalline |
| 6 | [TN5-54H-390](https://comparepv.com/panel/tn-solar-tn5-54h-390) | 390 | 20.0 | -0.300 | Monocrystalline |
| 7 | [TN5-54H-385](https://comparepv.com/panel/tn-solar-tn5-54h-385) | 385 | 19.7 | -0.300 | Monocrystalline |
| 8 | [TN5-54H-380](https://comparepv.com/panel/tn-solar-tn5-54h-380) | 380 | 19.5 | -0.300 | Monocrystalline |
| 9 | [TN5-54H-375](https://comparepv.com/panel/tn-solar-tn5-54h-375) | 375 | 19.2 | -0.300 | Monocrystalline |
| 10 | [TN5-54H-370](https://comparepv.com/panel/tn-solar-tn5-54h-370) | 370 | 19.0 | -0.300 | Monocrystalline |


## Summary

Q-Cells, operating as Hanwha Q CELLS under the South Korean Hanwha Group conglomerate, is one of the most recognizable names in solar manufacturing. Originally founded in Germany in 1999, the company was acquired by Hanwha in 2012 and has since grown into a global heavyweight with confirmed BloombergNEF Tier 1 bankability status. Its US manufacturing presence - anchored by facilities in Dalton and Cartersville, Georgia - gives it an annual module production capacity of around 8.4 GW domestically, with total shipments expected to exceed 9 GW in 2025. TN Solar, by contrast, is a small-scale Chinese manufacturer listed in the ENF Solar directory whose production footprint is limited to five lines with an output equivalent to roughly one 40-foot container per day. TN Solar self-describes as a Tier 1 producer, but no independent third-party confirmation from BloombergNEF or PVEL has surfaced in available sources. In terms of institutional footprint, Q-Cells is substantially larger and more bankable.

Q-Cells serves the full spectrum from premium residential rooftops to utility-scale ground mounts through two main technology branches: Q.ANTUM (a PERC-based line) and Q.ANTUM NEO (its N-type TOPCon platform), with efficiency figures confirmed up to approximately 22.5% and product warranties reaching 25 years. TN Solar's catalog spans PERC, TOPCon, and HJT cells and covers a wide wattage range from small specialty panels up to around 755W modules, positioning it primarily as a low-cost supplier to price-sensitive buyers and smaller integrators rather than to mainstream residential or utility customers.

For a typical buyer in 2025 - whether a homeowner, a commercial developer, or a project financier - Q-Cells is the clearly lower-risk choice. Its bankability, US domestic supply chain, and well-documented warranty support give it durability that a small, largely unknown manufacturer like TN Solar cannot credibly match at this stage.

\---LINKS---

\- https://www.solarreviews.com/blog/hanwha-q-cells-solar-panels-complete-review \| 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.enfsolar.com/tn-solar \| TN Solar Co. Limited - ENF Solar manufacturer directory entry \| article

\- https://www.pv-tech.org/tsunami-chinese-solar-company-insolvencies-pv-tech-bankability-report/ \| PV Tech bankability report on Chinese solar insolvencies 2025 \| article

\- https://us.qcells.com/blog/qcells-invests-2-5-billion-in-building-complete-solar-supply-chain-in-u-s/ \| Qcells invests $2.5 billion in US solar supply chain \| article

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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- [AIKO vs TN Solar](https://comparepv.com/aiko-vs-tn-solar)
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- [ARTsolar vs TN Solar](https://comparepv.com/artsolar-vs-tn-solar)


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

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