--- title: "AE Solar vs Alpha ESS - Brand Comparison | ComparePV" description: "Compare AE Solar vs Alpha ESS solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background." source: "https://comparepv.com/ae-solar-vs-alpha-ess" --- # AE Solar vs Alpha ESS AE Solar has the broader catalog (646 vs 0 models). AE Solar leans bifacial (63% of lineup). ## The two companies | Attribute | AE Solar | Alpha ESS | | --- | --- | --- | | Country | Germany | China | | Headquarters | Gersthofen | Nantong | | Founded | 2003 | 2012 | | Employees | 501-1000 | 100-500 | | Annual capacity | 2+ GW/year | | | Tier 1 | yes | yes | | Listed | | | | Website | [https://ae-solar.com](https://ae-solar.com) | [https://www.alphaess.com](https://www.alphaess.com) | AE Solar is a German Tier 1 manufacturer of high-efficiency photovoltaic (PV) modules. The company specializes in producing durable and innovative solar panels with German engineering standards, offering solutions for residential, commercial, and utility-scale applications. AE Solar operates in over 100 countries and... AlphaESS is a global provider of battery energy storage systems headquartered in Nantong, Jiangsu, China. Founded in 2012, the company specializes in residential and commercial energy storage solutions, EV chargers, and intelligent energy management systems. AlphaESS operates in over 90 countries through 15+... ## Catalog & Power | Measure | AE Solar | Alpha ESS | Margin | | --- | --- | --- | --- | | Panel Models | 646 | 0 | +646 | | Max Power | 730 W | 0 W | +730 W | | Avg Power | 489 W | 0 W | +489 W | ## Efficiency | Measure | AE Solar | Alpha ESS | Margin | | --- | --- | --- | --- | | Max Efficiency | 24.43% | - | | | Avg Efficiency | 21.11% | - | | ## Reliability & Warranty | Measure | AE Solar | Alpha ESS | Margin | | --- | --- | --- | --- | | Avg Temp Coefficient | -0.312%/°C | - | | | Bifacial Share | 405 (63%) | 0 (0%) | +63 pp | | Avg Warranty | 29.7 yrs | - | | ## Efficiency distribution AE Solar skews to higher efficiency: 9% of lineup is 23%+ | Efficiency band | AE Solar | Alpha ESS | | --- | --- | --- | | \<20% | 74 (11.5%) | 0 | | 20-21% | 171 (26.5%) | 0 | | 21-22% | 142 (22.0%) | 0 | | 22-23% | 199 (30.8%) | 0 | | 23%+ | 60 (9.3%) | 0 | ## Power distribution AE Solar offers more 600W+ panels (13% of lineup) | Power band | AE Solar | Alpha ESS | | --- | --- | --- | | \<400W | 78 (12.1%) | 0 | | 400-499W | 329 (50.9%) | 0 | | 500-599W | 154 (23.8%) | 0 | | 600-699W | 55 (8.5%) | 0 | | 700W+ | 30 (4.6%) | 0 | ## Cell technology Dominant cell tech: **TOPCon** (54%) | Technology | AE Solar | Alpha ESS | | --- | --- | --- | | TOPCon | 349 (54.0%) | 0 | | PERC | 245 (37.9%) | 0 | | Back Contact | 21 (3.3%) | 0 | | N-type | 17 (2.6%) | 0 | | BIPV | 9 (1.4%) | 0 | | HJT | 5 (0.8%) | 0 | ## Top panels, AE Solar | # | Model | Power | Efficiency | Temp. coefficient | Technology | | --- | --- | --- | --- | --- | --- | | 1 | [CME-132BDS-730](https://comparepv.com/panel/ae-solar-cme-132bds-730) | 730 | 23.5 | -0.290 | Monocrystalline | | 2 | [CME-132BDS-730W](https://comparepv.com/panel/ae-solar-cme-132bds-730w) | 730 | 23.5 | -0.290 | Monocrystalline | | 3 | [CME-132BDS-725](https://comparepv.com/panel/ae-solar-cme-132bds-725) | 725 | 23.4 | -0.290 | Monocrystalline | | 4 | [CME-132-725W](https://comparepv.com/panel/ae-solar-cme-132-725w) | 725 | 23.4 | -0.290 | Monocrystalline | | 5 | [CME-132BDS-725W](https://comparepv.com/panel/ae-solar-cme-132bds-725w) | 725 | 23.4 | -0.290 | Monocrystalline | | 6 | [AE CME-132 720](https://comparepv.com/panel/ae-solar-ae-cme-132-720) | 720 | 23.2 | -0.290 | Monocrystalline | | 7 | [CME-132BDS-720](https://comparepv.com/panel/ae-solar-cme-132bds-720) | 720 | 23.2 | -0.290 | Monocrystalline | | 8 | [AE CME-132-720](https://comparepv.com/panel/ae-solar-ae-cme-132-720-1) | 720 | 23.2 | -0.290 | Monocrystalline | | 9 | [CME-132-720W](https://comparepv.com/panel/ae-solar-cme-132-720w) | 720 | 23.2 | -0.290 | Monocrystalline | | 10 | [CME-132BDS-720W](https://comparepv.com/panel/ae-solar-cme-132bds-720w) | 720 | 23.2 | -0.290 | Monocrystalline | ## Summary AE Solar is a solar panel manufacturer headquartered in Königsbrunn, Germany, founded in 2003 and operating production facilities in China, Georgia, and Turkey with a combined annual output of 2.5 GW. The company has appeared on the BloombergNEF Tier 1 Global Solar Module Manufacturer list for the 16th consecutive time as of Q1 2025, and is recognized by BloombergNEF as Europe's sole Tier 1 PV manufacturer with high bankability. Wood Mackenzie's 2025 global PV module rankings placed AE Solar 18th overall and awarded it Grade A status - making it the only German and European company on that list. On institutional credibility and bankability within the solar module space, AE Solar has no peer among European manufacturers today. Alpha ESS is a Chinese company headquartered in Nantong, Jiangsu, founded in 2012. Despite a name that may suggest a broad energy portfolio, Alpha ESS is primarily a battery energy storage system (BESS) manufacturer serving residential, commercial and industrial, and utility-scale markets. It holds BloombergNEF Tier 1 recognition specifically for energy storage, not for solar modules, and has deployed over 200,000 systems across more than 130 countries. In Australia it ranks second by installed battery volume. While Alpha ESS does market a small portable solar panel (the SP300) alongside its portable power stations, it is not a solar module manufacturer in the conventional sense and does not offer rooftop or ground-mount PV modules comparable to those of dedicated panel makers. For a buyer seeking photovoltaic modules for residential, commercial, or utility-scale projects, AE Solar is the relevant choice: its N-type TOPCon Meteor series reaches up to 725 W, carries a 30-year product warranty, earned a five-star PV Magazine rating, and won the Kiwa PVEL Top Performer Award in 2025. Alpha ESS, by contrast, is best considered a complementary technology partner for energy storage rather than a competing solar panel supplier. Comparing the two directly as solar panel manufacturers would be misleading - they operate in adjacent but distinct segments of the renewable energy value chain. Written by claude-sonnet from the figures above. ## Other comparisons - [AE Solar vs A.B. Energy](https://comparepv.com/ae-solar-vs-a-b-energy) - [AEET vs Alpha ESS](https://comparepv.com/aeet-vs-alpha-ess) - [AE Solar vs AIKO](https://comparepv.com/ae-solar-vs-aiko) - [AKCOME vs Alpha ESS](https://comparepv.com/akcome-vs-alpha-ess) - [AE Solar vs ARTsolar](https://comparepv.com/ae-solar-vs-artsolar) - [ASM vs Alpha ESS](https://comparepv.com/asm-vs-alpha-ess) --- Source: https://comparepv.com/ae-solar-vs-alpha-ess Not in this file, on the page: the distributions above drawn as charts.