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

# Longi Solar vs Hyundai

Longi Solar has the broader catalog (255 vs 65 models). Longi Solar leads on peak efficiency at 25.00%. Hyundai leans bifacial (66% of lineup).


## The two companies


| Attribute | Longi Solar | Hyundai |
| --- | --- | --- |
| Country | China | South Korea |
| Headquarters | Xi'an, Shaanxi | Seongnam-si |
| Founded | 2000 | 2004 |
| Employees | 37,853 | 206 |
| Annual capacity | 85-90 GW/year | 1.35 GW/year |
| Tier 1 | yes | yes |
| Listed | Shanghai Stock Exchange: 601012 | Korea Stock Exchange: 322000 |
| Website | [https://www.longi.com](https://www.longi.com) | [https://www.hd-hyundaies.co.kr](https://www.hd-hyundaies.co.kr) |

LONGi Green Energy Technology Co., Ltd. is a world-leading solar technology company that manufactures monocrystalline silicon wafers and modules. The company is committed to providing high-efficiency and reliable clean energy solutions for large-scale power plants, various industries, and households. LONGi aims to be...

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 | Longi Solar | Hyundai | Margin |
| --- | --- | --- | --- |
| Panel Models | 255 | 65 | +190 |
| Max Power | 670 W | 640 W | +30 W |
| Avg Power | 544 W | 442 W | +101 W |


## Efficiency


| Measure | Longi Solar | Hyundai | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 25.00% | 23.40% | +1.60 pp |
| Avg Efficiency | 22.65% | 21.49% | +1.16 pp |


## Reliability & Warranty


| Measure | Longi Solar | Hyundai | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.291%/°C | -0.300%/°C | +0.009 |
| Bifacial Share | 101 (40%) | 43 (66%) | +27 pp |
| Avg Warranty | 27.8 yrs | 27.4 yrs | +0.5 yr |


## Efficiency distribution

Longi Solar skews to higher efficiency: 43% of lineup is 23%+


| Efficiency band | Longi Solar | Hyundai |
| --- | --- | --- |
| \<20% | 3 (1.2%) | 7 (10.8%) |
| 20-21% | 26 (10.2%) | 17 (26.2%) |
| 21-22% | 47 (18.4%) | 12 (18.5%) |
| 22-23% | 70 (27.5%) | 25 (38.5%) |
| 23%+ | 109 (42.7%) | 4 (6.2%) |


## Power distribution

Longi Solar offers more 600W+ panels (38% of lineup)


| Power band | Longi Solar | Hyundai |
| --- | --- | --- |
| \<400W | 8 (3.1%) | 8 (12.3%) |
| 400-499W | 81 (31.8%) | 49 (75.4%) |
| 500-599W | 70 (27.5%) | 5 (7.7%) |
| 600-699W | 96 (37.6%) | 3 (4.6%) |


## Cell technology

Dominant cell tech: **N-type** (42%)

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


| Technology | Longi Solar | Hyundai |
| --- | --- | --- |
| N-type | 107 (42.0%) | 0 |
| Unknown | 55 (21.6%) | 9 (13.8%) |
| PERC | 51 (20.0%) | 25 (38.5%) |
| Back Contact | 42 (16.5%) | 0 |
| HJT | 0 | 25 (38.5%) |
| TOPCon | 0 | 6 (9.2%) |


## Top panels, Longi Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [LR7-72HVHF-670M](https://comparepv.com/panel/longi-lr7-72hvhf-670m) | 670 | 24.8 | -0.260 | Monocrystalline |
| 2 | [LR8-66HYD-670M](https://comparepv.com/panel/longi-lr8-66hyd-670m) | 670 | 24.8 | -0.260 | Monocrystalline |
| 3 | [LR7-72HVH-670M](https://comparepv.com/panel/longi-lr7-72hvh-670m) | 670 | 24.8 | -0.260 | Monocrystalline |
| 4 | [LR7-72HVHF-665M](https://comparepv.com/panel/longi-lr7-72hvhf-665m) | 665 | 24.6 | -0.260 | Monocrystalline |
| 5 | [LR7-72HVDF-665M](https://comparepv.com/panel/longi-lr7-72hvdf-665m) | 665 | 24.6 | -0.260 | Monocrystalline |
| 6 | [LR8-66HVD-665M](https://comparepv.com/panel/longi-lr8-66hvd-665m) | 665 | 24.6 | -0.260 | Monocrystalline |
| 7 | [LR8-66HYD-665M](https://comparepv.com/panel/longi-lr8-66hyd-665m) | 665 | 24.6 | -0.260 | Monocrystalline |
| 8 | [LR7-72HVD-665M](https://comparepv.com/panel/longi-lr7-72hvd-665m) | 665 | 24.6 | -0.260 | Monocrystalline |
| 9 | [LR7-72HVH-665M](https://comparepv.com/panel/longi-lr7-72hvh-665m) | 665 | 24.6 | -0.260 | Monocrystalline |
| 10 | [LR7-72HVHF-660M](https://comparepv.com/panel/longi-lr7-72hvhf-660m) | 660 | 24.4 | -0.260 | 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

Hyundai Energy Solutions, a subsidiary of the HD Hyundai Group (a Fortune Global 500 conglomerate), is a South Korean manufacturer that organized its solar division in 2004, establishing itself as one of the earliest industrial-scale PV producers on the Korean peninsula. The company holds Tier 1 bankability recognition and earned the PVEL Top Performer designation in 2025, with reported annual production capacity of approximately 3.7 GW. LONGi Solar, headquartered in Xi'an, China, operates at an entirely different scale - the company shipped 31.3 GW of modules in the first half of 2024 alone, placing it among the very largest PV manufacturers in the world. LONGi has maintained BloombergNEF Tier 1 status across consecutive quarters and achieved an AAA bankability rating 18 consecutive times, most recently receiving Double Tier 1 recognition covering both modules and energy storage. In terms of institutional footprint, manufacturing scale, and global financial credibility, LONGi holds a decisive advantage.

HD Hyundai's current lineup is centered on N-type TOPCon modules serving residential rooftop and commercial C&I segments, with output ratings spanning roughly 435 W to 640 W. The company also offers shingled-cell modules suited to aesthetically sensitive or space-constrained installations. LONGi's product strategy is more vertically differentiated: the Hi-MO 9 and Hi-MO X10 series, built on the company's proprietary HPBC 2.0 back-contact cell architecture, target utility-scale ground-mount and premium commercial projects, with confirmed module efficiency up to 24.8% and a world-record cell efficiency of 27.81%. The EcoLife series, which combines HJT and back-contact cell design, is positioned for high-performance residential applications. LONGi also operates a 5 GW module factory in the United States, broadening its appeal for buyers with domestic content requirements.

For most buyers, LONGi is the stronger default recommendation, supported by a broader and more rigorously documented product portfolio, continuous efficiency leadership, and deeper institutional bankability. HD Hyundai Energy Solutions remains a credible, well-warranted option - particularly in markets where Korean brand recognition carries commercial weight, or for smaller-scale residential projects where a more regionally focused supplier relationship is valued. The two brands are not interchangeable at the utility scale: LONGi is the natural choice for large-scale procurement, while Hyundai competes effectively in residential and mid-scale commercial segments.

Written by claude-sonnet from the figures above.


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

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