Tata Power Solar vs Waaree - solar panel manufacturer comparison
Waaree has the broader catalog (222 vs 38 models). Waaree leads on peak efficiency at 23.51%. Tata Power Solar leans bifacial (100% of lineup).
Both catalogues are read from the manufacturers' own datasheets. A brand is not scored against the market here, only against the other brand on this page.
The two companies
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.
- Founded
- 1989
- Headquarters
- Mumbai, Maharashtra, India
- Annual capacity
- 4.3 GW/year
- Employees
- 1,245
- Listed
- NSE: TATAPOWER
- Tier 1 bankable
- Yes
Waaree Energies Ltd. is a leading global energy transition company committed to delivering innovative, high-quality solar and sustainable energy solutions. Established in 1990 and headquartered in Mumbai, India, the company operates across 20+ countries with an integrated portfolio that spans solar modules, EPC...
- Founded
- 1990
- Headquarters
- Mumbai, India
- Annual capacity
- 13.3 GW/year
- Employees
- 8500+
- Listed
- NSE: WAAREEENER
- Tier 1 bankable
- Yes
Catalogue against catalogue
An average over a catalogue describes the range a manufacturer publishes, not the module you would buy. A brand with two flagship panels and eighty older ones averages worse than one that has retired its back catalogue.
What each of them builds
Tata Power Solar skews to higher efficiency: 5% of lineup is 23%+
Tata Power Solar offers more 600W+ panels (24% of lineup)
Dominant cell tech: <strong>PERC</strong> (82%)
Dominant cell tech: <strong>PERC</strong> (48%)
The flagships
Written summary
Tata Power Solar is an Indian manufacturer headquartered in Bengaluru and backed by the Tata Group, one of India's most established industrial conglomerates. The company traces its solar roots to 1989 and has since been rated a Tier 1 module manufacturer by BloombergNEF. Its manufacturing scale has grown to roughly 4 GW of module capacity and approximately 4.8 GW of cell capacity, with plants located in Tamil Nadu and Karnataka and approval on India's ALMM List. Waaree Energies, headquartered in Mumbai and part of the Waaree Group (also founded in 1989), has grown into a considerably larger operation: it holds 22-plus GW of global module manufacturing capacity spread across India and the United States, has been on BNEF's Tier 1 list for 35 consecutive quarters, and became the first Indian manufacturer to earn PV Tech's 'A' bankability rating as of early 2025. On institutional footprint and global scale, Waaree holds a clear lead.
Both companies address a broad range of segments. Tata Power Solar produces Mono PERC and n-type TOPCon modules - including bifacial variants - targeting utility-scale solar farms, hybrid energy parks, and distributed rooftop systems across India, where the brand claims around a 20% share of the rooftop market. Waaree's catalog is notably wider: the company ships PERC, TOPCon (n-type, bifacial, up to 700 Wp in dual-glass form), and HJT lines, covering residential rooftops, commercial and industrial installations, and large utility projects internationally. Both brands compete on India's government-approved ALMM list, which is a prerequisite for government-tendered projects.
For a typical Indian buyer in 2025, both brands are credible and Tier 1 bankable, so project finance risk is comparable. Waaree's larger production base, wider technology portfolio (including HJT), international supply chain presence, and top-tier PV Tech bankability score give it a modest edge for large commercial or utility procurements where module supply continuity and export-ready credentials matter. For a rooftop residential buyer, Tata Power Solar's deep domestic service network and the reputational weight of the Tata Group remain strong counterarguments - the two are broadly interchangeable at that scale.
Generated by Claude Sonnet · 2026-06-03
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Comparisons are computed from manufacturer datasheets held in the ComparePV database and may not reflect a brand's complete current lineup. Nothing on this page is paid placement.