--- title: "AE Solar vs VNS Bulgaria - Brand Comparison | ComparePV" description: "Compare AE Solar vs VNS Bulgaria solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background." source: "https://comparepv.com/ae-solar-vs-vns-bulgaria" --- # AE Solar vs VNS Bulgaria AE Solar has the broader catalog (646 vs 0 models). AE Solar leans bifacial (63% of lineup). ## The two companies | Attribute | AE Solar | VNS Bulgaria | | --- | --- | --- | | Country | Germany | Bulgaria | | Headquarters | Gersthofen | Kurdjali | | Founded | 2003 | 2009 | | Employees | 501-1000 | null | | Annual capacity | 2+ GW/year | null GW/year | | Tier 1 | yes | | | Listed | | | | Website | [https://ae-solar.com](https://ae-solar.com) | [https://solarstreetlighteu.com](https://solarstreetlighteu.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... VNS Bulgaria Ltd. was established in 2009 and focuses on manufacturing and construction of solar street lighting, solar park lighting, LED street lamps, photovoltaic systems, and various other solar systems. The company utilizes innovative technologies in its designs and constructions and has completed over 1000... ## Catalog & Power | Measure | AE Solar | VNS Bulgaria | 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 | VNS Bulgaria | Margin | | --- | --- | --- | --- | | Max Efficiency | 24.43% | - | | | Avg Efficiency | 21.11% | - | | ## Reliability & Warranty | Measure | AE Solar | VNS Bulgaria | 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 | VNS Bulgaria | | --- | --- | --- | | \<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 | VNS Bulgaria | | --- | --- | --- | | \<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 | VNS Bulgaria | | --- | --- | --- | | 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, trading as AE Alternative Energy GmbH, is a solar module manufacturer headquartered in Königsbrunn, Germany, with roots going back to 2003. Its production footprint spans facilities in China, Georgia, and Turkey, giving it a combined annual manufacturing capacity of approximately 2.5 GW. The company has appeared on the BloombergNEF Tier 1 Global Solar Module Manufacturer List sixteen times, including Q1 2025, and was singled out by BloombergNEF as Europe's sole Tier 1 PV manufacturer with high bankability in 2024. In terms of institutional credibility, AE Solar is clearly the stronger of the two brands under review. VNS Bulgaria Ltd. is a Bulgarian company that operates primarily as a distributor and wholesaler of photovoltaic components rather than as a panel manufacturer in its own right. Its catalog includes modules from major Asian producers such as LONGi, JA Solar, Trina Solar, Jinko Solar, and Canadian Solar, complemented by inverters from SMA, Fronius, Huawei, and SolarEdge, as well as battery storage systems. Panel datasheets listed under the VNS Bulgaria name on ENF Solar carry LONGi model prefixes (LR5, LR7), pointing to resale or a private-label arrangement rather than independent manufacturing. The company is also noted for supplying solar street-lighting solutions to Bulgarian municipalities, suggesting a regional rather than international market orientation. No BloombergNEF Tier 1 listing for VNS Bulgaria as a module manufacturer has been identified through available sources. For international buyers evaluating the two brands, AE Solar is the clear default choice wherever bankability and long-term support matter. It brings verified Tier 1 status, multi-continent production, a 30-year product warranty, and a Kiwa PVEL Top Performer 2025 award to the table. VNS Bulgaria may be a useful procurement channel for well-known Asian panel brands within the Balkan region, but it does not present itself as a comparable module manufacturer and the two brands are not interchangeable from a risk or bankability standpoint. 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 VNS Bulgaria](https://comparepv.com/aeet-vs-vns-bulgaria) - [AE Solar vs AIKO](https://comparepv.com/ae-solar-vs-aiko) - [AKCOME vs VNS Bulgaria](https://comparepv.com/akcome-vs-vns-bulgaria) - [AE Solar vs ARTsolar](https://comparepv.com/ae-solar-vs-artsolar) - [ASM vs VNS Bulgaria](https://comparepv.com/asm-vs-vns-bulgaria) --- Source: https://comparepv.com/ae-solar-vs-vns-bulgaria Not in this file, on the page: the distributions above drawn as charts.