--- title: "ARTsolar vs VSUN - Brand Comparison | ComparePV" description: "Compare ARTsolar vs VSUN solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background." source: "https://comparepv.com/artsolar-vs-vsun" --- # ARTsolar vs VSUN VSUN has the broader catalog (111 vs 0 models). VSUN leans bifacial (75% of lineup). ## The two companies | Attribute | ARTsolar | VSUN | | --- | --- | --- | | Country | South Africa | Germany | | Headquarters | Durban | Frankfurt am Main | | Founded | 2010 | 2012 | | Employees | | | | Annual capacity | | | | Tier 1 | no | no | | Listed | | | | Website | [https://www.artsolar.co.za](https://www.artsolar.co.za) | [https://www.vsun-solar.com](https://www.vsun-solar.com) | ## Catalog & Power | Measure | ARTsolar | VSUN | Margin | | --- | --- | --- | --- | | Panel Models | 0 | 111 | +111 | | Max Power | 0 W | 715 W | +715 W | | Avg Power | 0 W | 524 W | +524 W | ## Efficiency | Measure | ARTsolar | VSUN | Margin | | --- | --- | --- | --- | | Max Efficiency | - | 23.14% | | | Avg Efficiency | - | 21.71% | | ## Reliability & Warranty | Measure | ARTsolar | VSUN | Margin | | --- | --- | --- | --- | | Avg Temp Coefficient | - | -0.308%/°C | | | Bifacial Share | 0 (0%) | 83 (75%) | +75 pp | | Avg Warranty | - | 29.7 yrs | | ## Efficiency distribution VSUN skews to higher efficiency: 3% of lineup is 23%+ | Efficiency band | ARTsolar | VSUN | | --- | --- | --- | | \<20% | 0 | 1 (0.9%) | | 20-21% | 0 | 13 (11.7%) | | 21-22% | 0 | 55 (49.5%) | | 22-23% | 0 | 39 (35.1%) | | 23%+ | 0 | 3 (2.7%) | ## Power distribution VSUN offers more 600W+ panels (29% of lineup) | Power band | ARTsolar | VSUN | | --- | --- | --- | | \<400W | 0 | 3 (2.7%) | | 400-499W | 0 | 48 (43.2%) | | 500-599W | 0 | 28 (25.2%) | | 600-699W | 0 | 27 (24.3%) | | 700W+ | 0 | 5 (4.5%) | ## Cell technology Dominant cell tech: **TOPCon** (72%) | Technology | ARTsolar | VSUN | | --- | --- | --- | | TOPCon | 0 | 80 (72.1%) | | PERC | 0 | 28 (25.2%) | | Unknown | 0 | 3 (2.7%) | ## Top panels, VSUN | # | Model | Power | Efficiency | Temp. coefficient | Technology | | --- | --- | --- | --- | --- | --- | | 1 | [VSUN715N-132BMHT-DG](https://comparepv.com/panel/vsun-vsun715n-132bmht-dg) | 715 | 23.0 | -0.300 | Monocrystalline | | 2 | [VSUN710N-132BMHT-DG](https://comparepv.com/panel/vsun-vsun710n-132bmht-dg) | 710 | 22.9 | -0.300 | Monocrystalline | | 3 | [VSUN705N-132BMHT-DG](https://comparepv.com/panel/vsun-vsun705n-132bmht-dg) | 705 | 22.7 | -0.300 | Monocrystalline | | 4 | [VSUN700N-132BMH-DG](https://comparepv.com/panel/vsun-vsun700n-132bmh-dg) | 700 | 22.5 | -0.300 | Monocrystalline | | 5 | [VSUN700N-132BMHT-DG](https://comparepv.com/panel/vsun-vsun700n-132bmht-dg) | 700 | 22.5 | -0.300 | Monocrystalline | | 6 | [VSUN695N-132BMH-DG](https://comparepv.com/panel/vsun-vsun695n-132bmh-dg) | 695 | 22.4 | -0.300 | Monocrystalline | | 7 | [VSUN695N-132BMHT-DG](https://comparepv.com/panel/vsun-vsun695n-132bmht-dg) | 695 | 22.4 | -0.300 | Monocrystalline | | 8 | [VSUN690N-132BMHT-DG](https://comparepv.com/panel/vsun-vsun690n-132bmht-dg) | 690 | 22.2 | -0.300 | Monocrystalline | | 9 | [VSUN690N-132BMH-DG](https://comparepv.com/panel/vsun-vsun690n-132bmh-dg) | 690 | 22.2 | -0.300 | Monocrystalline | | 10 | [VSUN685N-132BMH-DG](https://comparepv.com/panel/vsun-vsun685n-132bmh-dg) | 685 | 22.1 | -0.300 | Monocrystalline | ## Summary ARTsolar is a South African manufacturer headquartered in Durban, founded in 2010 as African Renewable Technologies. It is the only 100% locally owned solar panel producer in South Africa and operates at a scale of up to 300 MW per year, with a planned expansion to 500 MW through a partnership with LONGi Solar. ARTsolar is not independently rated as a Tier 1 manufacturer by BloombergNEF, but it has sought to strengthen its bankability by co-manufacturing under agreements with global leaders including LONGi, JA Solar, and Talesun, whose Tier 1 credentials and quality oversight extend to the locally assembled product. VSUN, by contrast, is headquartered in Tokyo, Japan, with large-scale module and cell manufacturing operations in Vietnam - including a 4 GW TOPCon cell factory - and achieved BloombergNEF Tier 1 status for Q1 2025. On institutional footprint and global bankability, VSUN carries the stronger standing. ARTsolar serves both residential and utility-scale commercial markets within Africa, with its panel lineup including TOPCon-based modules and products certified by TUV and the South African Bureau of Standards. Its utility credentials are demonstrated by large local project deliveries, including supply for a Juwi Renewable Energies installation. VSUN's product range centers on N-type TOPCon bifacial modules with multi-busbar and half-cell construction, targeting rooftop, commercial, and distributed solar applications globally, with its 645W series positioned strongly for cost-competitive energy yield in larger installations. For a buyer outside southern Africa, VSUN is the more straightforward choice in 2025, given its confirmed Tier 1 bankability, higher production scale, and broader global distribution. ARTsolar, however, is a compelling option for South African projects where local content requirements apply, where local after-sales support matters, or where development finance institutions specifically favor locally manufactured products - advantages that no globally traded brand can replicate in that market context. \---LINKS--- \- https://www.engineeringnews.co.za/article/artsolar-and-ja-solar-driving-south-africas-renewable-energy-revolution-2025-06-12 \| ARTsolar and JA Solar driving South Africa's renewable energy revolution \| article \- https://renewafrica.biz/news/solar/longi-solar-partners-with-south-african-solar-pv-panel-maker-artsolar/ \| LONGi Solar partners with South African solar PV panel maker ARTsolar \| article \- https://www.vsun-solar.com/news-detail/421.html \| VSUN SOLAR achieves Tier 1 status in BloombergNEF Q1 2025 rankings \| article \- https://reglobal.org/vsun-announces-large-module-and-cell-manufacturing-plans-for-vietnam/ \| VSUN announces large module and cell manufacturing plans for Vietnam \| article \- https://www.pv-magazine.com/press-releases/vsun-solar-successfully-listed-on-q3-bloomberg-new-energy-finance-tier-1-solar-module-manufacturers-list/ \| VSUN Solar listed on Bloomberg NEF Tier 1 Solar Module Manufacturers list \| article Sources: \- \[ARTsolar and JA Solar - Engineering News\](https://www.engineeringnews.co.za/article/artsolar-and-ja-solar-driving-south-africas-renewable-energy-revolution-2025-06-12) \- \[LONGi partners with ARTsolar - RenewAfrica\](https://renewafrica.biz/news/solar/longi-solar-partners-with-south-african-solar-pv-panel-maker-artsolar/) \- \[VSUN Tier 1 Q1 2025 - VSUN official\](https://www.vsun-solar.com/news-detail/421.html) \- \[VSUN Vietnam manufacturing plans - REGlobal\](https://reglobal.org/vsun-announces-large-module-and-cell-manufacturing-plans-for-vietnam/) \- \[VSUN on BNEF Tier 1 list - PV Magazine\](https://www.pv-magazine.com/press-releases/vsun-solar-successfully-listed-on-q3-bloomberg-new-energy-finance-tier-1-solar-module-manufacturers-list/) Written by claude-sonnet from the figures above. ## Other comparisons - [ARTsolar vs A.B. Energy](https://comparepv.com/artsolar-vs-a-b-energy) - [AE Solar vs VSUN](https://comparepv.com/ae-solar-vs-vsun) - [ARTsolar vs AEET](https://comparepv.com/artsolar-vs-aeet) - [AIKO vs VSUN](https://comparepv.com/aiko-vs-vsun) - [ARTsolar vs AKCOME](https://comparepv.com/artsolar-vs-akcome) - [ASM vs VSUN](https://comparepv.com/asm-vs-vsun) --- Source: https://comparepv.com/artsolar-vs-vsun