--- title: "ARTsolar vs Solaria - Brand Comparison | ComparePV" description: "Compare ARTsolar vs Solaria solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background." source: "https://comparepv.com/artsolar-vs-solaria" --- # ARTsolar vs Solaria Solaria has the broader catalog (27 vs 0 models). Solaria leans bifacial (19% of lineup). ## The two companies | Attribute | ARTsolar | Solaria | | --- | --- | --- | | Country | South Africa | Spain | | Headquarters | Durban | Madrid | | Founded | 2010 | 2002 | | Employees | | 235 | | Annual capacity | | 1.658 GW/year | | Tier 1 | no | | | Listed | | BME (Madrid Stock Exchange): SLR | | Website | [https://www.artsolar.co.za](https://www.artsolar.co.za) | [https://www.solaria.com](https://www.solaria.com) | Solaria is a leading European company focused on developing and generating solar photovoltaic energy. The company aims to contribute to decarbonization by creating a global energy model based on clean energy. Solaria specializes in the implementation and development of solar photovoltaic technology, from manufacturing... ## Catalog & Power | Measure | ARTsolar | Solaria | Margin | | --- | --- | --- | --- | | Panel Models | 0 | 27 | +27 | | Max Power | 0 W | 680 W | +680 W | | Avg Power | 0 W | 436 W | +436 W | ## Efficiency | Measure | ARTsolar | Solaria | Margin | | --- | --- | --- | --- | | Max Efficiency | - | 21.92% | | | Avg Efficiency | - | 19.96% | | ## Reliability & Warranty | Measure | ARTsolar | Solaria | Margin | | --- | --- | --- | --- | | Avg Temp Coefficient | - | -0.360%/°C | | | Bifacial Share | 0 (0%) | 5 (19%) | +19 pp | | Avg Warranty | - | 26.5 yrs | | ## Efficiency distribution | Efficiency band | ARTsolar | Solaria | | --- | --- | --- | | \<20% | 0 | 13 (48.1%) | | 20-21% | 0 | 9 (33.3%) | | 21-22% | 0 | 5 (18.5%) | ## Power distribution Solaria offers more 600W+ panels (19% of lineup) | Power band | ARTsolar | Solaria | | --- | --- | --- | | \<400W | 0 | 14 (51.9%) | | 400-499W | 0 | 8 (29.6%) | | 600-699W | 0 | 5 (18.5%) | ## Cell technology Dominant cell tech: **TOPCon** (19%) | Technology | ARTsolar | Solaria | | --- | --- | --- | | Unknown | 0 | 18 (66.7%) | | TOPCon | 0 | 5 (18.5%) | | PERC | 0 | 4 (14.8%) | ## Top panels, Solaria | # | Model | Power | Efficiency | Temp. coefficient | Technology | | --- | --- | --- | --- | --- | --- | | 1 | [SPV680-TG12-132BD](https://comparepv.com/panel/solaria-spv680-tg12-132bd) | 680 | 21.9 | -0.300 | Monocrystalline | | 2 | [SPV675-TG12-132BD](https://comparepv.com/panel/solaria-spv675-tg12-132bd) | 675 | 21.8 | -0.300 | Monocrystalline | | 3 | [SPV670-TG12-132BD](https://comparepv.com/panel/solaria-spv670-tg12-132bd) | 670 | 21.6 | -0.300 | Monocrystalline | | 4 | [SPV665-TG12-132BD](https://comparepv.com/panel/solaria-spv665-tg12-132bd) | 665 | 21.4 | -0.300 | Monocrystalline | | 5 | [SPV660-TG12-132BD](https://comparepv.com/panel/solaria-spv660-tg12-132bd) | 660 | 21.3 | -0.300 | Monocrystalline | | 6 | [PowerXT 430R-PL](https://comparepv.com/panel/solaria-powerxt-430r-pl) | 430 | 20.4 | -0.390 | Monocrystalline | | 7 | [Solaria PowerXT-430C-PD](https://comparepv.com/panel/solaria-solaria-powerxt-430c-pd) | 430 | 19.8 | -0.390 | Monocrystalline | | 8 | [PowerXT 420R-PL](https://comparepv.com/panel/solaria-powerxt-420r-pl) | 420 | 19.9 | -0.390 | Monocrystalline | | 9 | [Solaria PowerXT-420C-BD](https://comparepv.com/panel/solaria-solaria-powerxt-420c-bd) | 420 | 19.4 | -0.390 | Monocrystalline | | 10 | [Solaria PowerXT-420C-PD](https://comparepv.com/panel/solaria-solaria-powerxt-420c-pd) | 420 | 19.4 | -0.390 | Monocrystalline | ## Summary Solaria is a US-based manufacturer founded in 2000 and headquartered in Fremont, California, with assembly operations in South Korea and Southeast Asia. The company built its reputation on a patented shingled cell design rather than on scale, and it is not listed on BloombergNEF's Tier 1 bankability register - a reflection of its relatively modest production volume compared with the multi-gigawatt Chinese and Korean giants. ARTsolar, by contrast, is a South African manufacturer established in 2010 and based in Durban, KwaZulu-Natal. It is widely described as the only 100% locally owned solar module producer in South Africa, operating a 325 MW per year assembly facility built in partnership with Talesun. ARTsolar is not independently Tier 1 rated by BNEF either, though it functions as a certified OEM aligned with Tier 1 cell suppliers including JA Solar. In terms of institutional footprint and geographic reach, Solaria carries somewhat broader international recognition through its presence in the US residential market. Solaria's product line centers on the PowerXT series, a premium offering aimed squarely at residential rooftops where aesthetics and shade tolerance are priorities. Its shingled cell architecture - where cells are cut into strips and overlapped rather than separated by busbars - raises active cell area and reportedly improves low-light performance. The company backs its panels with a 30-year product and performance warranty, above the industry norm of 25 years. ARTsolar targets commercial and utility-scale installations within South Africa and the broader sub-Saharan African market. Its panels are assembled using cell stock sourced from partner manufacturers, and independent sources do not confirm a proprietary cell technology in the way Solaria has one. For a buyer outside sub-Saharan Africa, Solaria is the more accessible option with documented installer support networks across the US. ARTsolar is the logical choice for South African projects where local content requirements, on-the-ground warranty service, and supply chain resilience inside the region are deciding factors - though the workforce reductions reported in mid-2025 raise reasonable questions about its near-term production continuity. \---LINKS--- \- https://www.energysage.com/solar/best-solar-panels-complete-ranking/solaria-solar-panels-complete-review/ \| Solaria Solar Panels Complete Review - EnergySage \| review \- https://www.solarreviews.com/blog/reviewing-solaria-solar-panels \| Complete Review of Solaria Solar Panels - SolarReviews \| review \- https://www.pv-magazine.com/2022/11/07/talesun-artsolar-open-325-mw-module-factory-in-south-africa/ \| Talesun and ARTsolar open 325 MW module factory in South Africa \| article \- https://www.climatescorecard.org/2025/02/artsolar-in-south-africa/ \| ARTsolar in South Africa - Climate Scorecard \| article \- 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 Sources: \- \[Solaria Solar Panels Complete Review - EnergySage\](https://www.energysage.com/solar/best-solar-panels-complete-ranking/solaria-solar-panels-complete-review/) \- \[Complete Review of Solaria Solar Panels - SolarReviews\](https://www.solarreviews.com/blog/reviewing-solaria-solar-panels) \- \[Talesun and ARTsolar open 325 MW module factory in South Africa - PV Magazine\](https://www.pv-magazine.com/2022/11/07/talesun-artsolar-open-325-mw-module-factory-in-south-africa/) \- \[ARTsolar in South Africa - Climate Scorecard\](https://www.climatescorecard.org/2025/02/artsolar-in-south-africa/) \- \[ARTsolar and JA Solar driving South Africa's renewable energy revolution - Engineering News\](https://www.engineeringnews.co.za/article/artsolar-and-ja-solar-driving-south-africas-renewable-energy-revolution-2025-06-12) 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 Solaria](https://comparepv.com/ae-solar-vs-solaria) - [ARTsolar vs AEET](https://comparepv.com/artsolar-vs-aeet) - [AIKO vs Solaria](https://comparepv.com/aiko-vs-solaria) - [ARTsolar vs AKCOME](https://comparepv.com/artsolar-vs-akcome) - [ASM vs Solaria](https://comparepv.com/asm-vs-solaria) --- Source: https://comparepv.com/artsolar-vs-solaria