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

# Hiwatt Solar vs Hyundai

Hiwatt Solar has the broader catalog (109 vs 65 models). Hiwatt Solar leads on peak efficiency at 23.50%. Hyundai leans bifacial (66% of lineup).


## The two companies


| Attribute | Hiwatt 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 | Hiwatt Solar | Hyundai | Margin |
| --- | --- | --- | --- |
| Panel Models | 109 | 65 | +44 |
| Max Power | 730 W | 640 W | +90 W |
| Avg Power | 476 W | 442 W | +34 W |


## Efficiency


| Measure | Hiwatt Solar | Hyundai | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 23.50% | 23.40% | +0.10 pp |
| Avg Efficiency | 20.60% | 21.49% | +0.89 pp |


## Reliability & Warranty


| Measure | Hiwatt Solar | Hyundai | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.340%/°C | -0.300%/°C | +0.040 |
| Bifacial Share | 14 (13%) | 43 (66%) | +53 pp |
| Avg Warranty | 25.0 yrs | 27.4 yrs | +2.4 yr |


## Efficiency distribution

Hiwatt Solar skews to higher efficiency: 8% of lineup is 23%+


| Efficiency band | Hiwatt Solar | Hyundai |
| --- | --- | --- |
| \<20% | 27 (24.8%) | 7 (10.8%) |
| 20-21% | 32 (29.4%) | 17 (26.2%) |
| 21-22% | 27 (24.8%) | 12 (18.5%) |
| 22-23% | 14 (12.8%) | 25 (38.5%) |
| 23%+ | 9 (8.3%) | 4 (6.2%) |


## Power distribution

Hiwatt Solar offers more 600W+ panels (18% of lineup)


| Power band | Hiwatt Solar | Hyundai |
| --- | --- | --- |
| \<400W | 33 (30.3%) | 8 (12.3%) |
| 400-499W | 30 (27.5%) | 49 (75.4%) |
| 500-599W | 26 (23.9%) | 5 (7.7%) |
| 600-699W | 15 (13.8%) | 3 (4.6%) |
| 700W+ | 5 (4.6%) | 0 |


## Cell technology

Dominant cell tech: **PERC** (46%)

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


| Technology | Hiwatt Solar | Hyundai |
| --- | --- | --- |
| PERC | 50 (45.9%) | 25 (38.5%) |
| TOPCon | 33 (30.3%) | 6 (9.2%) |
| Unknown | 21 (19.3%) | 9 (13.8%) |
| N-type | 5 (4.6%) | 0 |
| HJT | 0 | 25 (38.5%) |


## Top panels, Hiwatt Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [HW-M12/132G-730](https://comparepv.com/panel/hiwatt-solar-hw-m12-132g-730) | 730 | 23.5 | -0.340 | Monocrystalline |
| 2 | [HW-M12/132G-725](https://comparepv.com/panel/hiwatt-solar-hw-m12-132g-725) | 725 | 23.3 | -0.340 | Monocrystalline |
| 3 | [HW-M12/132G-720](https://comparepv.com/panel/hiwatt-solar-hw-m12-132g-720) | 720 | 23.2 | -0.340 | Monocrystalline |
| 4 | [HW-M12/132G-715](https://comparepv.com/panel/hiwatt-solar-hw-m12-132g-715) | 715 | 23.0 | -0.340 | Monocrystalline |
| 5 | [HW-M12/132G-710](https://comparepv.com/panel/hiwatt-solar-hw-m12-132g-710) | 710 | 22.9 | -0.340 | Monocrystalline |
| 6 | [HW-M12/132H-670](https://comparepv.com/panel/hiwatt-solar-hw-m12-132h-670) | 670 | 21.6 | -0.340 | Monocrystalline |
| 7 | [HW-M12/132H-665](https://comparepv.com/panel/hiwatt-solar-hw-m12-132h-665) | 665 | 21.4 | -0.340 | Monocrystalline |
| 8 | [HW-M12/132H-660](https://comparepv.com/panel/hiwatt-solar-hw-m12-132h-660) | 660 | 21.2 | -0.340 | Monocrystalline |
| 9 | [HW-M12/132H-655](https://comparepv.com/panel/hiwatt-solar-hw-m12-132h-655) | 655 | 21.1 | -0.340 | Monocrystalline |
| 10 | [HW-M12/132H-650](https://comparepv.com/panel/hiwatt-solar-hw-m12-132h-650) | 650 | 20.9 | -0.340 | 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

Hiwatt Solar is a Chinese photovoltaic manufacturer founded in 2009 and headquartered in Guangdong, China. The company reports a module production capacity of around 2.2 GW and lists a product range spanning mono and bifacial large-format modules - including 210mm cell formats at high wattage - along with TOPCon-based offerings. Hiwatt holds IEC 61215 and IEC 61730 certifications and is registered in the ENF Solar manufacturer directory, but no confirmed BloombergNEF Tier 1 bankability designation was found in publicly available sources as of mid-2026. HD Hyundai Energy Solutions, by contrast, is a South Korean manufacturer operating under the HD Hyundai conglomerate, with a recognized BloombergNEF Tier 1 bankability standing that gives financial institutions and project developers a clear reference point. Hyundai carries the stronger institutional footprint of the two.

On the product side, Hiwatt's catalog is oriented toward B2B wholesale channels with mono and bifacial modules suited to residential rooftop and commercial ground-mount applications. HD Hyundai Energy Solutions structures its residential lineup around the XG Series, the bifacial YH Series for ground mounts, and the premium NF(BK) Series, which independent reviewers note reaches efficiency ratings up to 22.53%. The company began mass production of N-Type TOPCon cells in April 2025, and its broader portfolio also covers PERC and HJT technology - a wider range than most mid-tier competitors. Both manufacturers offer 25-year linear performance warranties on their respective product lines.

For a typical buyer in 2025, HD Hyundai Energy Solutions is the safer default. Its Tier 1 bankability, coverage on major third-party review platforms such as EnergySage and SolarReviews, and verified technology roadmap give installers and homeowners clearer recourse and confidence. Hiwatt Solar is a credible mid-market supplier - particularly for buyers sourcing at scale through distribution channels - but its thinner public profile and limited presence in independent review platforms make it a harder choice for residential buyers who rely on third-party validation.

\---LINKS---

\- https://www.enfsolar.com/hiwatt-solar \| Hiwatt Solar Limited - ENF Solar manufacturer listing \| 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 mass production of N-Type TOPCon cells \| article

Sources:

\- \[Hiwatt Solar Limited - ENF Solar\](https://www.enfsolar.com/hiwatt-solar)

\- \[Complete Review of Hyundai Solar Panels 2025 - SolarReviews\](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/)

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

Written by claude-sonnet from the figures above.


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- [Hiwatt Solar vs A.B. Energy](https://comparepv.com/hiwatt-solar-vs-a-b-energy)
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- [AIKO vs Hyundai](https://comparepv.com/aiko-vs-hyundai)
- [Hiwatt Solar vs AKCOME](https://comparepv.com/hiwatt-solar-vs-akcome)
- [ARTsolar vs Hyundai](https://comparepv.com/artsolar-vs-hyundai)


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

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