---
title: "HY SOLAR vs Hyundai - Brand Comparison | ComparePV"
description: "Compare HY SOLAR vs Hyundai solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background."
source: "https://comparepv.com/hy-solar-vs-hyundai"
---

# HY SOLAR vs Hyundai

HY SOLAR has the broader catalog (91 vs 65 models). HY SOLAR leads on peak efficiency at 23.80%. HY SOLAR leans bifacial (100% of lineup).


## The two companies


| Attribute | HY SOLAR | Hyundai |
| --- | --- | --- |
| Country |  | South Korea |
| Headquarters |  | Seongnam-si |
| Founded |  | 2004 |
| Employees |  | 206 |
| Annual capacity |  | 1.35 GW/year |
| Tier 1 | no | yes |
| Listed |  | Korea Stock Exchange: 322000 |
| Website |  | [https://www.hd-hyundaies.co.kr](https://www.hd-hyundaies.co.kr) |

HD Hyundai Energy Solutions is a global provider of solar cells and modules, offering solutions for residential, commercial, and utility-scale projects. They provide monofacial, bifacial, and shingled PV modules, along with inverters and various PV solutions. The company is committed to developing next-generation...


## Catalog & Power


| Measure | HY SOLAR | Hyundai | Margin |
| --- | --- | --- | --- |
| Panel Models | 91 | 65 | +26 |
| Max Power | 730 W | 640 W | +90 W |
| Avg Power | 571 W | 442 W | +129 W |


## Efficiency


| Measure | HY SOLAR | Hyundai | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 23.80% | 23.40% | +0.40 pp |
| Avg Efficiency | 22.94% | 21.49% | +1.45 pp |


## Reliability & Warranty


| Measure | HY SOLAR | Hyundai | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.290%/°C | -0.300%/°C | +0.010 |
| Bifacial Share | 91 (100%) | 43 (66%) | +34 pp |
| Avg Warranty | 30.0 yrs | 27.4 yrs | +2.6 yr |


## Efficiency distribution

HY SOLAR skews to higher efficiency: 54% of lineup is 23%+


| Efficiency band | HY SOLAR | Hyundai |
| --- | --- | --- |
| 22-23% | 42 (46.2%) | 25 (38.5%) |
| 23%+ | 49 (53.8%) | 4 (6.2%) |
| \<20% | 0 | 7 (10.8%) |
| 20-21% | 0 | 17 (26.2%) |
| 21-22% | 0 | 12 (18.5%) |


## Power distribution

HY SOLAR offers more 600W+ panels (51% of lineup)


| Power band | HY SOLAR | Hyundai |
| --- | --- | --- |
| 400-499W | 27 (29.7%) | 49 (75.4%) |
| 500-599W | 18 (19.8%) | 5 (7.7%) |
| 600-699W | 36 (39.6%) | 3 (4.6%) |
| 700W+ | 10 (11.0%) | 0 |
| \<400W | 0 | 8 (12.3%) |


## Cell technology

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

Dominant cell tech: **HJT** (38%)


| Technology | HY SOLAR | Hyundai |
| --- | --- | --- |
| TOPCon | 91 (100.0%) | 6 (9.2%) |
| HJT | 0 | 25 (38.5%) |
| PERC | 0 | 25 (38.5%) |
| Unknown | 0 | 9 (13.8%) |


## Top panels, HY SOLAR


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [HY-NT12/66H-730](https://comparepv.com/panel/hy-solar-hy-nt12-66h-730) | 730 | 23.5 | -0.290 | Monocrystalline |
| 2 | [HY-NT12/66H-725](https://comparepv.com/panel/hy-solar-hy-nt12-66h-725) | 725 | 23.2 | -0.290 | Monocrystalline |
| 3 | [HY-NT12/66GDF-725](https://comparepv.com/panel/hy-solar-hy-nt12-66gdf-725) | 725 | 23.3 | -0.290 | Monocrystalline |
| 4 | [HY-NT12/66H-720](https://comparepv.com/panel/hy-solar-hy-nt12-66h-720) | 720 | 23.0 | -0.290 | Monocrystalline |
| 5 | [HY-NT12/66GDF-720](https://comparepv.com/panel/hy-solar-hy-nt12-66gdf-720) | 720 | 23.2 | -0.290 | Monocrystalline |
| 6 | [HY-NT12/66H-715](https://comparepv.com/panel/hy-solar-hy-nt12-66h-715) | 715 | 22.9 | -0.290 | Monocrystalline |
| 7 | [HY-NT12/66GDF-715](https://comparepv.com/panel/hy-solar-hy-nt12-66gdf-715) | 715 | 23.0 | -0.290 | Monocrystalline |
| 8 | [HY-NT12/66H-710](https://comparepv.com/panel/hy-solar-hy-nt12-66h-710) | 710 | 22.7 | -0.290 | Monocrystalline |
| 9 | [HY-NT12/66GDF-710](https://comparepv.com/panel/hy-solar-hy-nt12-66gdf-710) | 710 | 22.9 | -0.290 | Monocrystalline |
| 10 | [HY-NT12/66GDF-705](https://comparepv.com/panel/hy-solar-hy-nt12-66gdf-705) | 705 | 22.7 | -0.290 | Monocrystalline |


## Top panels, Hyundai


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [HiS-T640NJ](https://comparepv.com/panel/hd-hyundai-energy-solutions-his-t640nj) | 640 | 22.9 | -0.290 | Monocrystalline |
| 2 | [HiS-T635NJ](https://comparepv.com/panel/hd-hyundai-energy-solutions-his-t635nj) | 635 | 22.7 | -0.290 | Monocrystalline |
| 3 | [HiS-T630NJ](https://comparepv.com/panel/hd-hyundai-energy-solutions-his-t630nj) | 630 | 22.5 | -0.290 | Monocrystalline |
| 4 | [HiT-H520LF-FB(ZB)](https://comparepv.com/panel/hyundai-hit-h520lf-fb-zb) | 520 | 23.4 | -0.240 | Monocrystalline |
| 5 | [HiT-H515LF-FB(ZB)](https://comparepv.com/panel/hyundai-hit-h515lf-fb-zb) | 515 | 23.2 | -0.240 | Monocrystalline |
| 6 | [HiT-H510LF-FB(ZB)](https://comparepv.com/panel/hyundai-hit-h510lf-fb-zb) | 510 | 22.9 | -0.240 | Monocrystalline |
| 7 | [HiT-H505LF-FB(ZB)](https://comparepv.com/panel/hyundai-hit-h505lf-fb-zb) | 505 | 22.7 | -0.240 | Monocrystalline |
| 8 | [HiT-H500LF-FB(ZB)](https://comparepv.com/panel/hyundai-hit-h500lf-fb-zb) | 500 | 22.5 | -0.240 | Monocrystalline |
| 9 | [HiT-H460LE-FB(ZB)](https://comparepv.com/panel/hyundai-hit-h460le-fb-zb) | 460 | 23.0 | -0.240 | Monocrystalline |
| 10 | [HiT-H460CE-BF](https://comparepv.com/panel/hyundai-hit-h460ce-bf) | 460 | 23.0 | -0.240 | Monocrystalline |


## Summary

HY SOLAR (Hongyuan Green Energy Co., Ltd.) is a Chinese manufacturer founded in 2002, listed on the Shanghai Stock Exchange in 2018, and headquartered in Wuxi, Jiangsu. It operates a vertically integrated supply chain from polysilicon to finished modules, with module production capacity publicly cited at around 26 GW per year. In early 2026, HY SOLAR moved to acquire a controlling stake in the Suntech brand, extending its global distribution across close to 100 countries. Hyundai Energy Solutions (formally HD Hyundai Energy Solutions) is a South Korean manufacturer with solar roots dating to 2004 inside Hyundai Heavy Industries, spun off as an independent entity in 2016 and operating three dedicated cell and module factories in South Korea. Neither brand's BNEF Tier 1 status was confirmed by available public sources at the time of writing; Suntech, which HY SOLAR is in the process of absorbing, was removed from the BNEF Tier 1 list in mid-2025. On raw manufacturing scale and supply-chain depth, HY SOLAR currently holds the larger institutional footprint.

HY SOLAR's catalog is oriented toward utility-scale and large commercial ground-mount projects, with N-type bifacial module families among its flagship lines. The Suntech integration is expected to broaden its reach into residential and mid-commercial channels across Europe and Asia-Pacific. Hyundai Energy Solutions targets the premium residential and small commercial rooftop segment, primarily in the US and South Korea. Its lineup spans the XG Series for standard residential rooftops, the bifacial YH Series for ground-mount residential use, and the NF(BK) Series built on N-type TOPCon cells, with efficiency ratings reported up to 22.53%. The brand holds UL and VDE certifications and offers a 25-year product warranty alongside a 25-year performance guarantee.

For a typical residential buyer, Hyundai Energy Solutions offers a more straightforward path: established US market support, recognized third-party certifications, and clear warranty terms. HY SOLAR is better suited to commercial or utility-scale procurement where module volume and supply-chain integration carry more weight than brand familiarity. The two brands occupy largely different market segments, making direct substitution rarely appropriate - the stronger choice depends primarily on project scale and geography.

\---LINKS---

\- https://www.pv-magazine.com/2026/03/26/hysolar-moves-to-take-control-of-suntech/ \| HY SOLAR moves to take control of Suntech - PV Magazine \| article

\- https://www.solarreviews.com/blog/complete-review-hyundai-solar-panels \| Complete Review of Hyundai Solar Panels 2025 - SolarReviews \| review

\- https://www.energysage.com/solar/best-solar-panels-complete-ranking/hyundai-solar-panels-complete-review/ \| Hyundai Solar Panels: The Complete Review - EnergySage \| review

\- https://pv-magazine-usa.com/press-releases/hd-hyundai-energy-solutions-begins-mass-production-of-n-type-topcon-cells/ \| HD Hyundai Energy Solutions begins N-Type TOPCon mass production \| article

\- https://www.enfsolar.com/hy-solar \| HY SOLAR (Hongyuan Green Energy) manufacturer profile - ENF Solar \| article

Sources:

\- \[HY SOLAR moves to take control of Suntech - PV Magazine\](https://www.pv-magazine.com/2026/03/26/hysolar-moves-to-take-control-of-suntech/)

\- \[Complete Review of Hyundai Solar Panels 2025 - SolarReviews\](https://www.solarreviews.com/blog/complete-review-hyundai-solar-panels)

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

\- \[HD Hyundai Energy Solutions begins N-Type TOPCon mass production - PV Magazine USA\](https://pv-magazine-usa.com/press-releases/hd-hyundai-energy-solutions-begins-mass-production-of-n-type-topcon-cells/)

\- \[HY SOLAR (Hongyuan Green Energy) manufacturer profile - ENF Solar\](https://www.enfsolar.com/hy-solar)

Written by claude-sonnet from the figures above.


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Source: https://comparepv.com/hy-solar-vs-hyundai

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