--- title: "ARTsolar vs Tata Power Solar - Brand Comparison | ComparePV" description: "Compare ARTsolar vs Tata Power Solar solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background." source: "https://comparepv.com/artsolar-vs-tata-power-solar" --- # ARTsolar vs Tata Power Solar Tata Power Solar has the broader catalog (38 vs 0 models). Tata Power Solar leans bifacial (100% of lineup). ## The two companies | Attribute | ARTsolar | Tata Power Solar | | --- | --- | --- | | Country | South Africa | India | | Headquarters | Durban | Mumbai, Maharashtra | | Founded | 2010 | 1989 | | Employees | | 1,245 | | Annual capacity | | 4.3 GW/year | | Tier 1 | no | yes | | Listed | | NSE: TATAPOWER | | Website | [https://www.artsolar.co.za](https://www.artsolar.co.za) | [https://www.tatapower.com](https://www.tatapower.com) | Tata Power Solar is India's largest integrated solar company. They operate in manufacturing solar modules, EPC services for solar power projects, and creating innovative solar products. The company is committed to providing access to energy, especially in remote, off-grid parts of India. ## Catalog & Power | Measure | ARTsolar | Tata Power Solar | Margin | | --- | --- | --- | --- | | Panel Models | 0 | 38 | +38 | | Max Power | 0 W | 642 W | +642 W | | Avg Power | 0 W | 580 W | +580 W | ## Efficiency | Measure | ARTsolar | Tata Power Solar | Margin | | --- | --- | --- | --- | | Max Efficiency | - | 23.05% | | | Avg Efficiency | - | 21.52% | | ## Reliability & Warranty | Measure | ARTsolar | Tata Power Solar | Margin | | --- | --- | --- | --- | | Avg Temp Coefficient | - | -0.354%/°C | | | Bifacial Share | 0 (0%) | 38 (100%) | +100 pp | | Avg Warranty | - | 28.4 yrs | | ## Efficiency distribution Tata Power Solar skews to higher efficiency: 5% of lineup is 23%+ | Efficiency band | ARTsolar | Tata Power Solar | | --- | --- | --- | | 20-21% | 0 | 12 (31.6%) | | 21-22% | 0 | 14 (36.8%) | | 22-23% | 0 | 10 (26.3%) | | 23%+ | 0 | 2 (5.3%) | ## Power distribution Tata Power Solar offers more 600W+ panels (24% of lineup) | Power band | ARTsolar | Tata Power Solar | | --- | --- | --- | | 500-599W | 0 | 29 (76.3%) | | 600-699W | 0 | 9 (23.7%) | ## Cell technology Dominant cell tech: **PERC** (82%) | Technology | ARTsolar | Tata Power Solar | | --- | --- | --- | | PERC | 0 | 31 (81.6%) | | TOPCon | 0 | 7 (18.4%) | ## Top panels, Tata Power Solar | # | Model | Power | Efficiency | Temp. coefficient | Technology | | --- | --- | --- | --- | --- | --- | | 1 | [TP642LG10B](https://comparepv.com/panel/tata-power-solar-tp642lg10b) | 642 | 23.1 | -0.370 | Monocrystalline | | 2 | [TP637LG10B](https://comparepv.com/panel/tata-power-solar-tp637lg10b) | 637 | 22.9 | -0.370 | Monocrystalline | | 3 | [TP631LG10B](https://comparepv.com/panel/tata-power-solar-tp631lg10b) | 631 | 22.7 | -0.370 | Monocrystalline | | 4 | [TP626LG10B](https://comparepv.com/panel/tata-power-solar-tp626lg10b) | 626 | 22.5 | -0.370 | Monocrystalline | | 5 | [TP621LG10B](https://comparepv.com/panel/tata-power-solar-tp621lg10b) | 621 | 22.3 | -0.370 | Monocrystalline | | 6 | [TP615LG10B](https://comparepv.com/panel/tata-power-solar-tp615lg10b) | 615 | 22.1 | -0.370 | Monocrystalline | | 7 | [TP610LG10B](https://comparepv.com/panel/tata-power-solar-tp610lg10b) | 610 | 21.9 | -0.370 | Monocrystalline | | 8 | [TP600LG10TB](https://comparepv.com/panel/tata-power-solar-tp600lg10tb) | 600 | 21.5 | -0.360 | Monocrystalline | | 9 | [TP600LG10B](https://comparepv.com/panel/tata-power-solar-tp600lg10b) | 600 | 21.5 | -0.370 | Monocrystalline | | 10 | [TP595LG10TB](https://comparepv.com/panel/tata-power-solar-tp595lg10tb) | 595 | 21.4 | -0.360 | Monocrystalline | ## Summary Tata Power Solar is an Indian manufacturer headquartered in Bengaluru, operating under the Tata Group conglomerate. It was founded in 1989 and has since scaled into one of South Asia's most significant solar producers. The company holds Tier 1 bankability status from BloombergNEF, a designation that signals strong financial standing and manufacturing consistency to project lenders. Its TP Solar subsidiary recently reached 4 GW of annual module production capacity, with nearly 2.9 GW of modules produced in the first nine months of FY2026 alone. ARTsolar, by contrast, is a 100% South African-owned manufacturer founded in 2010 and headquartered in KwaZulu-Natal. Its annual production capacity sits at approximately 340 MW following a facility upgrade completed in partnership with JA Solar, making it one of the smallest domestically owned panel makers by volume. On the metric of institutional scale and bankability recognition, Tata Power Solar carries the considerably stronger footprint. Tata Power Solar's product range spans residential rooftops, commercial installations, and large utility-scale ground mounts across India and export markets. The company now manufactures both Mono PERC bifacial and n-type TOPCon modules, with a 4.3 GW integrated cell-and-module plant in Tamil Nadu anchoring its next-generation output. ARTsolar, after its collaboration with JA Solar, assembles n-type DeepBlue 4.0 Pro modules locally - a high-efficiency format confirmed to have been deployed on the 216 MW Hydra Project in South Africa. ARTsolar's primary value proposition is compliance with South Africa's domestic content requirements under the REIPPPP procurement programme, making it a natural fit for IPP developers bidding into that program rather than a global-market alternative. For most buyers outside South Africa in 2025, Tata Power Solar is the clearer default - it offers proven Tier 1 bankability, greater scale, and a diversified product portfolio covering both PERC and TOPCon segments. ARTsolar is not an interchangeable alternative; it serves a distinct, regulation-driven niche in the South African market where locally manufactured content unlocks procurement eligibility that imported modules cannot provide. \---LINKS--- \- https://www.pv-magazine.com/2025/06/10/tata-power-hits-4-gw-of-solar-module-production-capacity/ \| Tata Power hits 4 GW of solar module production capacity \| article \- https://www.tatapowersolar.com/press-release/tata-power-solar-rated-tier-i-module-manufacturer-by-bnef/ \| Tata Power Solar rated Tier I module manufacturer by BNEF \| article \- https://www.pv-tech.org/tata-power-signs-mous-for-topcon-manufacturing-expansion-and-10gw-renewables-deployments/ \| Tata Power signs MOUs for TOPCon manufacturing expansion \| article \- https://www.pv-magazine.com/2025/06/17/ja-solar-artsolar-agree-to-expand-pv-module-manufacturing-in-south-africa/ \| JA Solar and ARTsolar agree to expand PV module manufacturing in South Africa \| 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: \- \[Tata Power hits 4 GW of solar module production capacity\](https://www.pv-magazine.com/2025/06/10/tata-power-hits-4-gw-of-solar-module-production-capacity/) \- \[Tata Power Solar rated Tier I module manufacturer by BNEF\](https://www.tatapowersolar.com/press-release/tata-power-solar-rated-tier-i-module-manufacturer-by-bnef/) \- \[Tata Power signs MOUs for TOPCon manufacturing expansion\](https://www.pv-tech.org/tata-power-signs-mous-for-topcon-manufacturing-expansion-and-10gw-renewables-deployments/) \- \[JA Solar and ARTsolar agree to expand PV module manufacturing in South Africa\](https://www.pv-magazine.com/2025/06/17/ja-solar-artsolar-agree-to-expand-pv-module-manufacturing-in-south-africa/) \- \[ARTsolar and JA Solar - driving South Africa's renewable energy revolution\](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 Tata Power Solar](https://comparepv.com/ae-solar-vs-tata-power-solar) - [ARTsolar vs AEET](https://comparepv.com/artsolar-vs-aeet) - [AIKO vs Tata Power Solar](https://comparepv.com/aiko-vs-tata-power-solar) - [ARTsolar vs AKCOME](https://comparepv.com/artsolar-vs-akcome) - [ASM vs Tata Power Solar](https://comparepv.com/asm-vs-tata-power-solar) --- Source: https://comparepv.com/artsolar-vs-tata-power-solar