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

# Q-Cells vs Seraphim

Seraphim has the broader catalog (160 vs 89 models). Seraphim leads on peak efficiency at 23.50%. Seraphim leans bifacial (69% of lineup).


## The two companies


| Attribute | Q-Cells | Seraphim |
| --- | --- | --- |
| Country | South Korea | China |
| Headquarters | Seoul | Changzhou |
| Founded | 1999 | 2011 |
| Employees | 2000+ | 1001-5000 |
| Annual capacity | 11.2 GW/year | 13 GW/year |
| Tier 1 | yes | yes |
| Listed | NASDAQ: HQCL |  |
| Website | [https://www.qcells.com](https://www.qcells.com) | [https://www.seraphim-energy.com](https://www.seraphim-energy.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...

Seraphim is a world-class solar products manufacturer specializing in research, development, production, and sales of solar PV products. The company has achieved significant milestones, outpacing competitors in production capacity and innovative designs. Seraphim is committed to technological innovation and...


## Catalog & Power


| Measure | Q-Cells | Seraphim | Margin |
| --- | --- | --- | --- |
| Panel Models | 89 | 160 | +71 |
| Max Power | 675 W | 730 W | +55 W |
| Avg Power | 468 W | 549 W | +81 W |


## Efficiency


| Measure | Q-Cells | Seraphim | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 23.20% | 23.50% | +0.30 pp |
| Avg Efficiency | 21.21% | 21.82% | +0.61 pp |


## Reliability & Warranty


| Measure | Q-Cells | Seraphim | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.325%/°C | -0.316%/°C | +0.008 |
| Bifacial Share | 35 (39%) | 111 (69%) | +30 pp |
| Avg Warranty | 27.0 yrs | 28.8 yrs | +1.8 yr |


## Efficiency distribution

Seraphim skews to higher efficiency: 12% of lineup is 23%+


| Efficiency band | Q-Cells | Seraphim |
| --- | --- | --- |
| \<20% | 7 (7.9%) | 0 |
| 20-21% | 29 (32.6%) | 32 (20.0%) |
| 21-22% | 30 (33.7%) | 58 (36.2%) |
| 22-23% | 21 (23.6%) | 51 (31.9%) |
| 23%+ | 2 (2.2%) | 19 (11.9%) |


## Power distribution

Seraphim offers more 600W+ panels (35% of lineup)


| Power band | Q-Cells | Seraphim |
| --- | --- | --- |
| \<400W | 20 (22.5%) | 2 (1.2%) |
| 400-499W | 41 (46.1%) | 55 (34.4%) |
| 500-599W | 11 (12.4%) | 47 (29.4%) |
| 600-699W | 17 (19.1%) | 45 (28.1%) |
| 700W+ | 0 | 11 (6.9%) |


## Cell technology

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

Dominant cell tech: **PERC** (52%)


| Technology | Q-Cells | Seraphim |
| --- | --- | --- |
| PERC | 38 (42.7%) | 84 (52.5%) |
| N-type | 23 (25.8%) | 4 (2.5%) |
| Unknown | 20 (22.5%) | 0 |
| TOPCon | 8 (9.0%) | 66 (41.2%) |
| HJT | 0 | 6 (3.8%) |


## 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, Seraphim


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [SRP-730-BHC-BG](https://comparepv.com/panel/seraphim-srp-730-bhc-bg) | 730 | 23.5 | -0.258 | Monocrystalline |
| 2 | [SRP-725-BHC-BG](https://comparepv.com/panel/seraphim-srp-725-bhc-bg) | 725 | 23.3 | -0.258 | Monocrystalline |
| 3 | [SRP-720-BHC-BG](https://comparepv.com/panel/seraphim-srp-720-bhc-bg) | 720 | 23.2 | -0.258 | Monocrystalline |
| 4 | [SRP-720-BTC-BG](https://comparepv.com/panel/seraphim-srp-720-btc-bg) | 720 | 23.2 | -0.290 | Monocrystalline |
| 5 | [SRP-715-BHC-BG](https://comparepv.com/panel/seraphim-srp-715-bhc-bg) | 715 | 23.0 | -0.258 | Monocrystalline |
| 6 | [SRP-715-BTC-BG](https://comparepv.com/panel/seraphim-srp-715-btc-bg) | 715 | 23.0 | -0.290 | Monocrystalline |
| 7 | [SRP-710-BHC-BG](https://comparepv.com/panel/seraphim-srp-710-bhc-bg) | 710 | 22.9 | -0.258 | Monocrystalline |
| 8 | [SRP-710-BTC-BG](https://comparepv.com/panel/seraphim-srp-710-btc-bg) | 710 | 22.9 | -0.290 | Monocrystalline |
| 9 | [SRP-705-BHC-BG](https://comparepv.com/panel/seraphim-srp-705-bhc-bg) | 705 | 22.7 | -0.258 | Monocrystalline |
| 10 | [SRP-705-BTC-BG](https://comparepv.com/panel/seraphim-srp-705-btc-bg) | 705 | 22.7 | -0.290 | Monocrystalline |


## Summary

I have enough sourced information now.

Q-Cells is a South Korea headquartered manufacturer, operating under parent company Hanwha Group, tracing its roots to a 1999 founding in Thalheim, Germany, before Hanwha acquired the insolvent original company in 2012. It carries BloombergNEF Tier 1 bankability status and reports around 11.2 GW of global annual module production capacity as of 2025. Seraphim, by contrast, is a Chinese manufacturer founded in 2011 and headquartered in Changzhou, Jiangsu, with roughly 13 GW of production capacity and a claimed 11 consecutive years of BNEF Tier 1 recognition. Q-Cells has the deeper institutional footprint in Western markets, holding a long-standing number one position in US residential and commercial solar, while Seraphim's presence is more globally distributed but less dominant in any single market.

Q-Cells' flagship Q.TRON line uses monocrystalline Q.ANTUM NEO N-type TOPCon half-cell technology and is positioned primarily for premium residential and commercial rooftops, especially in North America and Europe, alongside utility-scale offerings. Seraphim's catalog spans the Sable series (TOPCon), the Hydra series (heterojunction, HJT), the Nebula series, and flexible modules, giving it a broader spread across budget-to-midrange commercial rooftops and utility-scale ground mounts, with HJT development signaling ambition on the higher-efficiency end.

For a typical buyer in 2025, Q-Cells is generally the safer default in the US and European residential market, given its longer track record of consecutive market leadership and strong local brand recognition, which can matter for financing and resale value. Seraphim is a reasonable choice for larger commercial or utility-scale projects where competitive TOPCon or HJT capacity and cost matter more than brand pedigree, though buyers should independently verify current Tier 1 listings and warranty terms before purchase, since both firms' rankings shift from quarter to quarter.

\---LINKS---

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

\- https://www.solarreviews.com/blog/reviewing-seraphim-solar-panels \| Seraphim Solar Panels Review - Are They A Good Brand? \| review

\- https://www.pv-tech.org/pv-industrys-transformation-seraphims-13-year-journey-breakthroughs/ \| The PV industry's transformation: Seraphim's 13-year journey \| article

\- https://www.pv-tech.org/tag/seraphim-solar/ \| PV Tech coverage archive on Seraphim Solar \| article

Written by claude-sonnet-5 from the figures above.


## Other comparisons

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


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

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