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BYD vs Hyundai - solar panel manufacturer comparison

BYD
China Founded 1995 Tier 1
Read the BYD review
VS
Hyundai
South Korea Founded 2004 Tier 1
Read the Hyundai review
At a glance

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

Both catalogues are read from the manufacturers' own datasheets. A brand is not scored against the market here, only against the other brand on this page.

Panel models
115 65
Highest power
735 Wp 640 Wp
Best efficiency
23.7% 23.4%
Average efficiency
21.8% 21.5%
Bifacial share
95% 66%
Average warranty
29 yrs 27 yrs
01

The two companies

Company facts, not datasheet figures
BYD
Founded
1995
Headquarters
Shenzhen, China
Tier 1 bankable
Yes
Hyundai

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...

Founded
2004
Headquarters
Seongnam-si, South Korea
Annual capacity
1.35 GW/year
Employees
206
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric BYD Hyundai
Catalog & Power
Panel Models 115+50 65
Max Power 735 W+95 W 640 W
Avg Power 565 W+123 W 442 W
Efficiency
Max Efficiency 23.66%+0.26 pp 23.40%
Avg Efficiency 21.84%+0.35 pp 21.49%
Reliability & Warranty
Avg Temp Coefficient -0.299%/°C+0.001 -0.300%/°C
Bifacial Share 109 (95%)+29 pp 43 (66%)
Avg Warranty 28.5 yrs+1.1 yr 27.4 yrs

An average over a catalogue describes the range a manufacturer publishes, not the module you would buy. A brand with two flagship panels and eighty older ones averages worse than one that has retired its back catalogue.

03

What each of them builds

Cell technology across the market
Efficiency spread
Share of each catalogue in every efficiency band

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

Power spread
Share of each catalogue in every power band

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

BYD cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>TOPCon</strong> (63%)

Hyundai cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>HJT</strong> (38%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

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.

Generated by Claude Sonnet · 2026-06-12

06

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Something missing from a catalogue? Both lists are built from the datasheets in the database. If a model is absent, it has not been ingested yet.

Shop prices: See 42 Hyundai offers

Comparisons are computed from manufacturer datasheets held in the ComparePV database and may not reflect a brand's complete current lineup. Nothing on this page is paid placement.