--- title: "AEET vs Sonnen - Brand Comparison | ComparePV" description: "Compare AEET vs Sonnen solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background." source: "https://comparepv.com/aeet-vs-sonnen" --- # AEET vs Sonnen AEET has the broader catalog (5 vs 0 models). ## The two companies | Attribute | AEET | Sonnen | | --- | --- | --- | | Country | | Germany | | Headquarters | | Wildpoldsried | | Founded | | 2010 | | Employees | | 1000-2000 | | Annual capacity | | | | Tier 1 | no | | | Listed | | | | Website | | [https://sonnengroup.com](https://sonnengroup.com) | Sonnen is a German energy storage technology company specializing in intelligent home battery systems, most notably the sonnenBatterie — the world's first all-in-one lithium-ion home battery system commercially available. The company also develops virtual power plant (VPP) solutions and energy community platforms... ## Catalog & Power | Measure | AEET | Sonnen | Margin | | --- | --- | --- | --- | | Panel Models | 5 | 0 | +5 | | Max Power | 200 W | 0 W | +200 W | | Avg Power | 190 W | 0 W | +190 W | ## Efficiency | Measure | AEET | Sonnen | Margin | | --- | --- | --- | --- | | Max Efficiency | 15.70% | - | | | Avg Efficiency | 14.90% | - | | ## Reliability & Warranty | Measure | AEET | Sonnen | Margin | | --- | --- | --- | --- | | Avg Temp Coefficient | - | - | | | Bifacial Share | 0 (0%) | 0 (0%) | | | Avg Warranty | 25.0 yrs | - | | ## Efficiency distribution | Efficiency band | AEET | Sonnen | | --- | --- | --- | | \<20% | 5 (100.0%) | 0 | ## Power distribution | Power band | AEET | Sonnen | | --- | --- | --- | | \<400W | 5 (100.0%) | 0 | ## Cell technology Dominant cell tech: **PERC** (100%) | Technology | AEET | Sonnen | | --- | --- | --- | | PERC | 5 (100.0%) | 0 | ## Top panels, AEET | # | Model | Power | Efficiency | Temp. coefficient | Technology | | --- | --- | --- | --- | --- | --- | | 1 | [SE200M(24)F](https://comparepv.com/panel/aeet-se200m-24-f) | 200 | 15.7 | - | Monocrystalline | | 2 | [SE195M(24)F](https://comparepv.com/panel/aeet-se195m-24-f) | 195 | 15.3 | - | Monocrystalline | | 3 | [SE190M(24)F](https://comparepv.com/panel/aeet-se190m-24-f) | 190 | 14.9 | - | Monocrystalline | | 4 | [SE185M(24)F](https://comparepv.com/panel/aeet-se185m-24-f) | 185 | 14.5 | - | Monocrystalline | | 5 | [SE180M(24)F](https://comparepv.com/panel/aeet-se180m-24-f) | 180 | 14.1 | - | Monocrystalline | ## Summary AEET Energy Group GmbH is a small German photovoltaic wholesale and project partner registered in Germany. ENFSolar lists the company as a panel supplier rather than a vertically integrated cell or wafer manufacturer; it appears to source and brand modules from third-party producers and bundles them with storage and inverter solutions. No publicly available Bloomberg NEF Tier 1 bankability rating could be confirmed for AEET, and no GW-scale production capacity figure appears in industry databases. Sonnen, by contrast, is a German energy-storage technology company founded in 2010, acquired by Shell in 2019, and is best known for its residential battery systems - the sonnenbatterie, ecoLinx, and Core+ lines - rather than photovoltaic modules. Sonnen does not manufacture solar panels and holds no Tier 1 classification in BloombergNEF's module-maker rankings. In terms of institutional footprint, Sonnen carries significantly greater name recognition globally, backed by Shell's capital and an installed base of more than 100,000 storage units worldwide. AEET's listed module datasheets on ENFSolar cover crystalline-silicon panels in the roughly 180-300 W range, typical of standard residential and small commercial rooftop applications; the series names and wattages suggest a conventional PERC-era product mix, though no independent cell-technology confirmation was found. Because Sonnen's business is storage-first and grid-service-first, a buyer comparing the two on photovoltaic modules alone is effectively comparing a niche European wholesale panel reseller against a company that does not compete in that category at all. A typical buyer seeking solar panels in 2025 should treat this as a non-comparable pair. AEET may be a viable local sourcing option in European markets for standard residential modules, but no third-party quality benchmarks or independent efficiency test results were found. Sonnen is the clear choice if the purchase decision involves home energy storage or virtual power plant participation, but it is the wrong reference point for a panel procurement decision. Buyers evaluating either brand for a PV module purchase should obtain independent test data and verify current product availability before committing. \---LINKS--- \- https://www.enfsolar.com/aeet \| AEET Energy Group GmbH profile - ENF Solar directory \| article \- https://www.aeet-energy.com/en/page/solarmodule.php \| AEET Energy Group solar modules overview \| article \- https://www.solarreviews.com/manufacturers/sonnen-inc \| Sonnen Inc. batteries - SolarReviews profile \| review \- https://cleantechnica.com/2025/05/06/shell-subsidiary-sonnen-heats-up-virtual-power-plant-race-in-texas/ \| Shell subsidiary Sonnen heats up virtual power plant race in Texas \| article \- https://www.energy-storage.news/shell-putting-residential-storage-and-vpp-firm-sonnen-up-for-sale-reports/ \| Shell putting sonnen up for sale - Energy-Storage.News \| article Sources: \- \[AEET Energy Group GmbH - ENF Solar\](https://www.enfsolar.com/aeet) \- \[AEET solar modules overview\](https://www.aeet-energy.com/en/page/solarmodule.php) \- \[Sonnen Inc. - SolarReviews\](https://www.solarreviews.com/manufacturers/sonnen-inc) \- \[Sonnen VPP in Texas - CleanTechnica\](https://cleantechnica.com/2025/05/06/shell-subsidiary-sonnen-heats-up-virtual-power-plant-race-in-texas/) \- \[Shell putting sonnen up for sale - Energy-Storage.News\](https://www.energy-storage.news/shell-putting-residential-storage-and-vpp-firm-sonnen-up-for-sale-reports/) Written by claude-sonnet from the figures above. ## Other comparisons - [AEET vs A.B. Energy](https://comparepv.com/aeet-vs-a-b-energy) - [AE Solar vs Sonnen](https://comparepv.com/ae-solar-vs-sonnen) - [AEET vs AIKO](https://comparepv.com/aeet-vs-aiko) - [AKCOME vs Sonnen](https://comparepv.com/akcome-vs-sonnen) - [AEET vs ARTsolar](https://comparepv.com/aeet-vs-artsolar) - [ASM vs Sonnen](https://comparepv.com/asm-vs-sonnen) --- Source: https://comparepv.com/aeet-vs-sonnen Not in this file, on the page: the distributions above drawn as charts.