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

# Q-Cells vs TCL

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


## The two companies


| Attribute | Q-Cells | TCL |
| --- | --- | --- |
| Country | South Korea | China |
| Headquarters | Seoul | Huizhou |
| Founded | 1999 | 1981 |
| Employees | 2000+ |  |
| Annual capacity | 11.2 GW/year |  |
| Tier 1 | yes | no |
| Listed | NASDAQ: HQCL |  |
| Website | [https://www.qcells.com](https://www.qcells.com) | [https://www.tcl.com](https://www.tcl.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 | TCL | 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 | TCL | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 23.20% | - |  |
| Avg Efficiency | 21.21% | - |  |


## Reliability & Warranty


| Measure | Q-Cells | TCL | 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 | TCL |
| --- | --- | --- |
| \<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 | TCL |
| --- | --- | --- |
| \<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 | TCL |
| --- | --- | --- |
| 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, now operating as Hanwha Q CELLS, is headquartered in Seoul, South Korea, under the Hanwha conglomerate, which acquired the original German Q-Cells brand in 2012. The company holds BloombergNEF Tier 1 status and has built one of the most significant solar manufacturing footprints outside Asia, with facilities in Dalton and Cartersville, Georgia, collectively reaching roughly 8.4 GW of annual U.S. module capacity - making it the only company in North America to produce ingots, wafers, cells, and modules domestically. TCL Solar, operating under the TCL Zhonghuan umbrella, is a Chinese manufacturer whose parent company is one of the world's largest silicon wafer suppliers, reportedly commanding close to 30 percent of global wafer capacity. TCL Zhonghuan achieved BloombergNEF Tier 1 module status in Q3 2025, a more recent recognition than Q-Cells' long-standing bankability rating. On institutional footprint and Western-market track record, Q-Cells currently holds the stronger position.

In terms of product families, Q-Cells serves residential and light commercial buyers primarily through its Q.PEAK DUO and Q.TRON lines, with the Q.TRON G2 reaching efficiencies above 22.5 percent using TOPCon cell architecture. Its temperature coefficient, as low as -0.29 percent per degree Celsius, is a confirmed strength for hot-climate installations. TCL competes with a broader power range: its T5 Pro TOPCon modules cover utility-scale (up to 760 W) and residential (480 W) segments, while its TCL SunPower-branded back-contact line targets premium residential rooftops at efficiencies approaching 25 percent. TCL also offers a 30-year linear performance warranty, slightly longer than Q-Cells' 25-year equivalent.

For most buyers in Western residential markets in 2025, Q-Cells is the lower-risk default - it is stocked by a far wider installer network, benefits from U.S. domestic manufacturing incentives under the Inflation Reduction Act, and has a longer warranty-service track record. TCL is a compelling option for buyers who prioritize cutting-edge efficiency or utility-scale procurement at competitive price points, but its after-sales infrastructure outside Asia remains thinner.

\---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.pv-magazine.com/2025/11/18/tcl-zhonghuan-unveils-25-15-efficient-topcon-solar-modules-series-with-multi-slice-design/ \| TCL Zhonghuan unveils 25.17%-efficient TOPCon solar modules - PV Magazine \| article

\- https://www.pv-magazine.com/press-releases/tcl-solar-rated-as-bnef-tier-1-module-manufacturer-global-competitiveness-gains-authoritative-recognition/ \| TCL Solar rated as BNEF Tier 1 module manufacturer - PV Magazine \| article

\- https://www.energysage.com/solar/best-solar-panels-complete-ranking/q-cells-solar-panels-complete-review/ \| Q CELLS Solar Panels - The Complete Review - EnergySage \| review

\- 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 U.S. Solar Supply Chain - Qcells North America \| article

Sources:

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

\- \[TCL Zhonghuan unveils 25.17%-efficient TOPCon solar modules - PV Magazine\](https://www.pv-magazine.com/2025/11/18/tcl-zhonghuan-unveils-25-15-efficient-topcon-solar-modules-series-with-multi-slice-design/)

\- \[TCL Solar rated as BNEF Tier 1 module manufacturer - PV Magazine\](https://www.pv-magazine.com/press-releases/tcl-solar-rated-as-bnef-tier-1-module-manufacturer-global-competitiveness-gains-authoritative-recognition/)

\- \[Q CELLS Solar Panels - The Complete Review - EnergySage\](https://www.energysage.com/solar/best-solar-panels-complete-ranking/q-cells-solar-panels-complete-review/)

\- \[Qcells Invests $2.5 Billion in U.S. Solar Supply Chain - Qcells North America\](https://us.qcells.com/blog/qcells-invests-2-5-billion-in-building-complete-solar-supply-chain-in-u-s/)

Written by claude-sonnet from the figures above.


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

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