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HD Solar vs AEET - solar panel manufacturer comparison

HD Solar
Headquarters not published
Read the HD Solar review
VS
AEET
Headquarters not published
Read the AEET review
At a glance

HD Solar has the broader catalog (7 vs 5 models). HD Solar leads on peak efficiency at 23.50%. HD Solar leans bifacial (100% 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
7 5
Highest power
635 Wp 200 Wp
Best efficiency
23.5% 15.7%
Average efficiency
23.0% 14.9%
Bifacial share
100% 0%
Average warranty
30 yrs 25 yrs
01

The two companies

Company facts, not datasheet figures
02

Catalogue against catalogue

Averages over every model in the database
Metric HD Solar AEET
Catalog & Power
Panel Models 7+2 5
Max Power 635 W+435 W 200 W
Avg Power 620 W+430 W 190 W
Efficiency
Max Efficiency 23.50%+7.80 pp 15.70%
Avg Efficiency 22.96%+8.06 pp 14.90%
Reliability & Warranty
Avg Temp Coefficient -0.300%/°C -
Bifacial Share 7 (100%)+100 pp 0 (0%)
Avg Warranty 30.0 yrs+5.0 yr 25.0 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

HD Solar skews to higher efficiency: 57% of lineup is 23%+

Power spread
Share of each catalogue in every power band

HD Solar offers more 600W+ panels (100% of lineup)

HD Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>TOPCon</strong> (100%)

AEET cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (100%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

AEET Energy Group GmbH is a Germany-based photovoltaic wholesale partner and module supplier headquartered in Bad Gandersheim. The company has been active in the European solar market for many years and positions itself as a full-service provider, operating a certified specialist-partner network across Germany. It carries TÜV Rheinland certification for its modules and offers a 10-year product warranty alongside a 25-year performance guarantee. Neither AEET nor HD Solar appears on public BloombergNEF Tier 1 bankability lists, which are dominated by high-volume Chinese producers. AEET's institutional footprint is stronger within European distribution channels, though it remains a niche player by global standards.

AEET's catalog spans monocrystalline, polycrystalline, and thin-film module formats, with the company historically serving residential and smaller commercial rooftop projects across Germany and neighboring markets. Its wholesale model means it typically sources or co-develops modules in partnership with upstream cell makers rather than running large-scale in-house cell fabrication. HD Solar Power Ltd is a Chinese panel manufacturer listed in the ENF Solar directory with a range reportedly covering crystalline mono modules from roughly 265 Wp upward, and the company is described as offering PERC, bifacial, HJT, and TOPCon N-type variants - though independent third-party reviews of its specific product lines are scarce, making performance claims difficult to verify outside the manufacturer's own materials.

For a typical buyer in 2025, AEET may be the more accessible choice for European installers who value local customer service, German-standard quality assurance, and an established partner network. HD Solar Power offers a broader stated technology range at likely lower price points, but the relative lack of independent review coverage and no confirmed Tier 1 bankability status introduces procurement risk for project-finance-backed installations. Neither brand is interchangeable with top-tier global names, and buyers with strict bankability requirements should verify financing conditions with their lender before committing to either.

Generated by Claude Sonnet · 2026-05-13

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.

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.