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

# FelicityESS vs Q-Cells

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


## The two companies


| Attribute | FelicityESS | Q-Cells |
| --- | --- | --- |
| Country | China | South Korea |
| Headquarters | Guangzhou | Seoul |
| Founded | 2007 | 1999 |
| Employees | 500-1000 | 2000+ |
| Annual capacity |  | 11.2 GW/year |
| Tier 1 |  | yes |
| Listed |  | NASDAQ: HQCL |
| Website | [https://www.felicityess.com](https://www.felicityess.com) | [https://www.qcells.com](https://www.qcells.com) |

FelicityESS (Guangdong Felicity New Energy Co., Ltd.) is a Chinese manufacturer of energy storage systems, hybrid inverters, and EV charging equipment with 17+ years of experience in the photovoltaic energy sector. The company targets the mid-to-high-end residential and commercial ESS market in Europe, North America...

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


## Efficiency


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


## Reliability & Warranty


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


## Efficiency distribution

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


| Efficiency band | FelicityESS | Q-Cells |
| --- | --- | --- |
| \<20% | 0 | 7 (7.9%) |
| 20-21% | 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 | FelicityESS | Q-Cells |
| --- | --- | --- |
| \<400W | 0 | 20 (22.5%) |
| 400-499W | 0 | 41 (46.1%) |
| 500-599W | 0 | 11 (12.4%) |
| 600-699W | 0 | 17 (19.1%) |


## Cell technology

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


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


## 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

FelicityESS is a Chinese manufacturer founded in 2007 and headquartered in Guangzhou. Its core business is energy storage systems, hybrid inverters, and EV charging equipment - it is not primarily a solar panel producer. The company targets mid-to-high-end residential and commercial ESS markets across Europe, North America, Australia, and South Africa, operating from an 85,000-plus square meter campus with offices and warehousing in more than 50 countries. No Tier 1 or BloombergNEF bankability rating for solar module supply has been confirmed for FelicityESS by any credible industry source. Q-Cells, operating under South Korea's Hanwha Group, is a major global solar panel manufacturer with module production capacity reported at roughly 11 to 12 GW per year and a manufacturing footprint that includes the largest solar panel plant in the Western Hemisphere, located in Dalton, Georgia. Q-Cells has achieved BloombergNEF "Top Tier" bankability status and was named an S&P Global 2025 Tier 1 cleantech company. In terms of institutional standing, Q-Cells is by a wide margin the more established and bankable entity.

The product overlap between these two brands is limited. FelicityESS's catalog centers on lithium-ion battery packs (in wall-mounted, rack-mounted, and stackable form factors) and all-in-one hybrid inverter systems - products that complement, rather than compete with, solar panels. Q-Cells, by contrast, offers dedicated solar module families for residential and commercial rooftops, including the Q.PEAK line built on PERC cell technology and the newer Q.TRON range based on N-type TOPCon architecture, which delivers efficiencies up to roughly 22.5 percent. Q.TRON panels also carry a notably strong temperature coefficient, reportedly outperforming the industry average during high-heat conditions.

For a buyer shopping for solar panels specifically, these two brands are not directly interchangeable. Q-Cells is a proven, bankable module manufacturer with a deep technology roadmap and strong warranty support; FelicityESS serves a different part of the solar value chain as a storage and inverter specialist. A buyer seeking panels should default to Q-Cells; a buyer building out a battery-plus-inverter storage system in a market where FelicityESS has local support - particularly off-grid or hybrid installations in Africa, Australia, or Southeast Asia - may find FelicityESS a practical choice on the storage side.

\---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.energysage.com/solar/best-solar-panels-complete-ranking/q-cells-solar-panels-complete-review/ \| Q CELLS Solar Panels Complete Review - EnergySage \| 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 2025 S&P Global Tier 1 cleantech company \| article

\- https://www.pv-magazine.com/press-releases/q-cells-achieves-top-tier-class-bankability-score-in-latest-bloombergnef-report/ \| Q Cells achieves Top Tier bankability score in BloombergNEF report - PV Magazine \| article

\- https://www.enfsolar.com/felicityess \| Guangdong Felicity New Energy Co. profile - ENF Solar \| article

Sources:

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

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

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

\- \[Q Cells achieves Top Tier bankability score in BloombergNEF report - PV Magazine\](https://www.pv-magazine.com/press-releases/q-cells-achieves-top-tier-class-bankability-score-in-latest-bloombergnef-report/)

\- \[Guangdong Felicity New Energy Co. profile - ENF Solar\](https://www.enfsolar.com/felicityess)

Written by claude-sonnet from the figures above.


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- [FelicityESS vs A.B. Energy](https://comparepv.com/felicityess-vs-a-b-energy)
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Source: https://comparepv.com/felicityess-vs-q-cells