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

# Ocean Solar vs Q-Cells

Q-Cells has the broader catalog (89 vs 36 models). Ocean Solar leads on peak efficiency at 24.20%. Q-Cells leans bifacial (39% of lineup).


## The two companies


| Attribute | Ocean Solar | Q-Cells |
| --- | --- | --- |
| Country | China | South Korea |
| Headquarters | Changzhou City, Jiangsu Province | Seoul |
| Founded | 2012 | 1999 |
| Employees | 200+ | 2000+ |
| Annual capacity | 1 GW/year | 11.2 GW/year |
| Tier 1 |  | yes |
| Listed |  | NASDAQ: HQCL |
| Website | [http://www.oceansolar.cn](http://www.oceansolar.cn) | [https://www.qcells.com](https://www.qcells.com) |

Ocean Solar is a high-tech enterprise specializing in the production of high-efficiency monocrystalline and polycrystalline solar modules. They serve domestic and overseas installers, distributors, and factories engaged in off-grid and on-grid solar energy systems. The company is committed to providing customers with...

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 | Ocean Solar | Q-Cells | Margin |
| --- | --- | --- | --- |
| Panel Models | 36 | 89 | +53 |
| Max Power | 750 W | 675 W | +75 W |
| Avg Power | 596 W | 468 W | +128 W |


## Efficiency


| Measure | Ocean Solar | Q-Cells | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 24.20% | 23.20% | +1.00 pp |
| Avg Efficiency | 23.06% | 21.21% | +1.84 pp |


## Reliability & Warranty


| Measure | Ocean Solar | Q-Cells | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.300%/°C | -0.325%/°C | +0.025 |
| Bifacial Share | 0 (0%) | 35 (39%) | +39 pp |
| Avg Warranty | 30.0 yrs | 27.0 yrs | +3.0 yr |


## Efficiency distribution

Ocean Solar skews to higher efficiency: 58% of lineup is 23%+


| Efficiency band | Ocean Solar | Q-Cells |
| --- | --- | --- |
| 21-22% | 2 (5.6%) | 30 (33.7%) |
| 22-23% | 13 (36.1%) | 21 (23.6%) |
| 23%+ | 21 (58.3%) | 2 (2.2%) |
| \<20% | 0 | 7 (7.9%) |
| 20-21% | 0 | 29 (32.6%) |


## Power distribution

Ocean Solar offers more 600W+ panels (58% of lineup)


| Power band | Ocean Solar | Q-Cells |
| --- | --- | --- |
| 400-499W | 7 (19.4%) | 41 (46.1%) |
| 500-599W | 8 (22.2%) | 11 (12.4%) |
| 600-699W | 15 (41.7%) | 17 (19.1%) |
| 700W+ | 6 (16.7%) | 0 |
| \<400W | 0 | 20 (22.5%) |


## Cell technology

Dominant cell tech: **TOPCon** (100%)

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


| Technology | Ocean Solar | Q-Cells |
| --- | --- | --- |
| TOPCon | 36 (100.0%) | 8 (9.0%) |
| PERC | 0 | 38 (42.7%) |
| N-type | 0 | 23 (25.8%) |
| Unknown | 0 | 20 (22.5%) |


## Top panels, Ocean Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [AOX-132G12HC750W](https://comparepv.com/panel/ocean-solar-aox-132g12hc750w) | 750 | 24.2 | -0.300 | Monocrystalline |
| 2 | [AOX-132G12HC740W](https://comparepv.com/panel/ocean-solar-aox-132g12hc740w) | 740 | 23.8 | -0.300 | Monocrystalline |
| 3 | [AOX-132G12HC730W](https://comparepv.com/panel/ocean-solar-aox-132g12hc730w) | 730 | 23.5 | -0.300 | Monocrystalline |
| 4 | [AOX-132G12HC720W](https://comparepv.com/panel/ocean-solar-aox-132g12hc720w) | 720 | 23.2 | -0.300 | Monocrystalline |
| 5 | [AOX-132G12HC710W](https://comparepv.com/panel/ocean-solar-aox-132g12hc710w) | 710 | 22.9 | -0.300 | Monocrystalline |
| 6 | [AOX-132G12HC700W](https://comparepv.com/panel/ocean-solar-aox-132g12hc700w) | 700 | 22.5 | -0.300 | Monocrystalline |
| 7 | [AOX-132G12RHC650W](https://comparepv.com/panel/ocean-solar-aox-132g12rhc650w) | 650 | 24.1 | -0.300 | Monocrystalline |
| 8 | [AOX-132G12RHC645W](https://comparepv.com/panel/ocean-solar-aox-132g12rhc645w) | 645 | 23.9 | -0.300 | Monocrystalline |
| 9 | [AOX-132G12RHC640W](https://comparepv.com/panel/ocean-solar-aox-132g12rhc640w) | 640 | 23.7 | -0.300 | Monocrystalline |
| 10 | [AOX-132G12RHC635W](https://comparepv.com/panel/ocean-solar-aox-132g12rhc635w) | 635 | 23.5 | -0.300 | 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

Ocean Solar is a Chinese manufacturer founded in 2012 and headquartered in Changzhou, Jiangsu Province, with a second production plant in Ma'anshan, Anhui Province carrying roughly 1 GW of annual capacity. The company exports panels to more than 30 countries and positions itself as a cost-effective supplier offering OEM and ODM services. It does not appear on major Tier 1 or BloombergNEF bankability lists, placing it well below the industry's most-recognized names. Q CELLS, by contrast, is the solar division of South Korea's Hanwha Group and traces its roots to Q-Cells SE, a German pioneer that Hanwha acquired in 2012. Q CELLS holds verified Bloomberg Tier 1 status, operates the largest solar manufacturing facility in the Western Hemisphere in Dalton, Georgia, and maintains additional production capacity in South Korea and Germany. On institutional footprint, Q CELLS holds a clear advantage.

Ocean Solar's catalog covers panels ranging from 400W to 730W and is primarily aimed at cost-sensitive commercial and export markets where price per watt is the deciding factor. OEM customization makes it attractive to integrators seeking unbranded or white-label modules. Q CELLS addresses a wider spectrum: the Q.TRON series, built on the company's proprietary Q.ANTUM NEO cell technology, targets premium residential rooftops with efficiencies up to 22.5% and a 25-year product warranty; the Q.PEAK DUO line covers mid-range residential and commercial applications. Q CELLS also supplies utility-scale ground-mount projects, and its U.S. domestic manufacturing gives it eligibility advantages under the Inflation Reduction Act's domestic content provisions.

For most buyers in 2025 - homeowners, commercial developers, or project financiers - Q CELLS is the more defensible choice. Its Tier 1 status, broader technology portfolio, strong warranty backing from a major conglomerate, and domestic U.S. production carry significantly more institutional weight. Ocean Solar may compete on price for export-focused or budget-driven projects, but it currently lacks the bankability credentials that lenders and long-term asset owners typically require.

\---LINKS---

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

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

\- https://www.energysage.com/supplier/20337/ocean-solar/ \| Ocean Solar Profile and Reviews - EnergySage \| review

\- https://www.enfsolar.com/ocean-solar-1 \| Jiangsu Ocean Solar Co., Ltd. - ENF Solar Directory \| article

\- https://carboncredits.com/hanwha-qcells-shines-with-record-breaking-solar-cell-efficiency-and-1-45-billion-doe-loan/ \| Hanwha Qcells Record Efficiency and $1.45 Billion DOE Loan \| article

Written by claude-sonnet from the figures above.


## Other comparisons

- [Ocean Solar vs A.B. Energy](https://comparepv.com/ocean-solar-vs-a-b-energy)
- [AE Solar vs Q-Cells](https://comparepv.com/ae-solar-vs-q-cells)
- [Ocean Solar vs AEET](https://comparepv.com/ocean-solar-vs-aeet)
- [AIKO vs Q-Cells](https://comparepv.com/aiko-vs-q-cells)
- [Ocean Solar vs AKCOME](https://comparepv.com/ocean-solar-vs-akcome)
- [ARTsolar vs Q-Cells](https://comparepv.com/artsolar-vs-q-cells)


---

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

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