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

# BYD vs Hyundai

BYD has the broader catalog (115 vs 65 models). BYD leads on peak efficiency at 23.66%. BYD leans bifacial (95% of lineup).


## The two companies


| Attribute | BYD | Hyundai |
| --- | --- | --- |
| Country | China | South Korea |
| Headquarters | Shenzhen | Seongnam-si |
| Founded | 1995 | 2004 |
| Employees |  | 206 |
| Annual capacity |  | 1.35 GW/year |
| Tier 1 | yes | yes |
| Listed | SZSE: 002594 | Korea Stock Exchange: 322000 |
| Website | [https://www.byd.com](https://www.byd.com) | [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 | BYD | Hyundai | Margin |
| --- | --- | --- | --- |
| Panel Models | 115 | 65 | +50 |
| Max Power | 735 W | 640 W | +95 W |
| Avg Power | 565 W | 442 W | +123 W |


## Efficiency


| Measure | BYD | Hyundai | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 23.66% | 23.40% | +0.26 pp |
| Avg Efficiency | 21.84% | 21.49% | +0.35 pp |


## Reliability & Warranty


| Measure | BYD | Hyundai | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.299%/°C | -0.300%/°C | +0.001 |
| Bifacial Share | 109 (95%) | 43 (66%) | +29 pp |
| Avg Warranty | 28.5 yrs | 27.4 yrs | +1.1 yr |


## Efficiency distribution

BYD skews to higher efficiency: 15% of lineup is 23%+


| Efficiency band | BYD | Hyundai |
| --- | --- | --- |
| \<20% | 5 (4.3%) | 7 (10.8%) |
| 20-21% | 12 (10.4%) | 17 (26.2%) |
| 21-22% | 28 (24.3%) | 12 (18.5%) |
| 22-23% | 53 (46.1%) | 25 (38.5%) |
| 23%+ | 17 (14.8%) | 4 (6.2%) |


## Power distribution

BYD offers more 600W+ panels (41% of lineup)


| Power band | BYD | Hyundai |
| --- | --- | --- |
| \<400W | 4 (3.5%) | 8 (12.3%) |
| 400-499W | 33 (28.7%) | 49 (75.4%) |
| 500-599W | 31 (27.0%) | 5 (7.7%) |
| 600-699W | 34 (29.6%) | 3 (4.6%) |
| 700W+ | 13 (11.3%) | 0 |


## Cell technology

Dominant cell tech: **TOPCon** (63%)

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


| Technology | BYD | Hyundai |
| --- | --- | --- |
| TOPCon | 72 (62.6%) | 6 (9.2%) |
| PERC | 30 (26.1%) | 25 (38.5%) |
| HJT | 13 (11.3%) | 25 (38.5%) |
| Unknown | 0 | 9 (13.8%) |


## Top panels, BYD


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [HSBK-33-735](https://comparepv.com/panel/byd-hsbk-33-735) | 735 | 23.7 | -0.240 | Monocrystalline |
| 2 | [HSBK-33-730](https://comparepv.com/panel/byd-hsbk-33-730) | 730 | 23.5 | -0.240 | Monocrystalline |
| 3 | [HSBK-33-725](https://comparepv.com/panel/byd-hsbk-33-725) | 725 | 23.3 | -0.240 | Monocrystalline |
| 4 | [HSBK-33-720](https://comparepv.com/panel/byd-hsbk-33-720) | 720 | 23.2 | -0.240 | Monocrystalline |
| 5 | [NSBK-33-720](https://comparepv.com/panel/byd-nsbk-33-720) | 720 | 23.2 | -0.278 | Monocrystalline |
| 6 | [NSBK-33-715](https://comparepv.com/panel/byd-nsbk-33-715) | 715 | 23.0 | -0.278 | Monocrystalline |
| 7 | [HSBK-33-715](https://comparepv.com/panel/byd-hsbk-33-715) | 715 | 23.0 | -0.240 | Monocrystalline |
| 8 | [NSBK-33-710](https://comparepv.com/panel/byd-nsbk-33-710) | 710 | 22.9 | -0.278 | Monocrystalline |
| 9 | [HSBK-33-710](https://comparepv.com/panel/byd-hsbk-33-710) | 710 | 22.9 | -0.240 | Monocrystalline |
| 10 | [NSBK-33-705](https://comparepv.com/panel/byd-nsbk-33-705) | 705 | 22.7 | -0.278 | 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

BYD is a Chinese conglomerate headquartered in Shenzhen, founded in 1995 as a rechargeable battery maker before expanding into electric vehicles and renewable energy. Its solar division operates at a reported production capacity of around 4 GW per year. BYD's Bloomberg NEF Tier 1 status is contested across industry sources - some reviews classify it as bankable while others do not, which introduces financing uncertainty on larger projects. HD Hyundai Energy Solutions is a South Korean manufacturer with confirmed Bloomberg NEF Tier 1 status, roughly 1.4 GW of annual production capacity, and an R&D center holding accredited test-laboratory recognition from both UL and VDE. On institutional footprint and financing certainty, Hyundai holds the clearer advantage.

BYD's product lineup spans residential through utility-scale applications, covering a wide wattage range and including TOPCon, HJT, and bifacial variants under its HALO and AURO series. A notable drawback is the 12-year product warranty - well below the 25-year standard most competing manufacturers offer. Hyundai Energy Solutions moved into mass production of N-Type TOPCon cells in April 2025 and offers product series targeting distinct segments: smaller-format panels suited for residential rooftops and bifacial TOPCon modules designed for commercial or ground-mount installations. Hyundai backs its panels with warranties of 25 to 30 years and certifications under IEC 61215, IEC 61730, and UL 1703.

For a typical buyer in 2025, Hyundai Energy Solutions is generally the more defensible choice - it carries unambiguous Tier 1 bankability, stronger warranty terms, confirmed N-Type TOPCon production, and rigorous third-party certification. BYD is not without merit, particularly where lower upfront cost matters or where tight integration with BYD's own battery-storage ecosystem is a priority, but the shorter product warranty is a real long-term risk. Neither brand rivals the scale of the largest Chinese Tier 1 suppliers, so both are better suited to residential, small commercial, and mid-size projects rather than utility-scale procurement.

\---LINKS---

\- 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

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

\- https://www.solarinfo.uk/solar-panel-brands/hyundai-solar \| Hyundai Solar Panels Review UK - TNC 2.0 Specs and Performance \| review

\- https://solartechonline.com/blog/byd-solar-panels-guide-2025/ \| BYD Solar Panels - Complete 2025 Guide to Performance and Pricing \| review

\- https://www.solarinfo.uk/solar-panel-brands/byd \| BYD Solar Panels Review UK - Specs, Warranty and Performance \| review

Sources:

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

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

\- \[Hyundai Solar Panels Review UK - solarinfo.uk\](https://www.solarinfo.uk/solar-panel-brands/hyundai-solar)

\- \[BYD Solar Panels: Complete 2025 Guide - SolarTechOnline\](https://solartechonline.com/blog/byd-solar-panels-guide-2025/)

\- \[BYD Solar Panels Review UK - solarinfo.uk\](https://www.solarinfo.uk/solar-panel-brands/byd)

Written by claude-sonnet from the figures above.


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- [ARTsolar vs Hyundai](https://comparepv.com/artsolar-vs-hyundai)


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Source: https://comparepv.com/byd-vs-hyundai

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