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Adani Solar vs Vikram Solar - solar panel manufacturer comparison

Adani Solar
India Founded 2015 Tier 1
Read the Adani Solar review
VS
Vikram Solar
India Founded 2005 Tier 1
Read the Vikram Solar review
At a glance

Vikram Solar has the broader catalog (213 vs 48 models). Vikram Solar leads on peak efficiency at 24.80%.

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.

Panel models
48 213
Highest power
650 Wp 735 Wp
Best efficiency
23.7% 24.8%
Average efficiency
20.7% 21.6%
Bifacial share
75% 76%
Average warranty
29 yrs 29 yrs
01

The two companies

Company facts, not datasheet figures
Adani Solar

Adani Solar is a fully integrated, high-efficiency solar panel manufacturer and is part of the Adani Group. They are building a comprehensive solar manufacturing ecosystem, producing everything from metallurgical grade silicon to solar modules. The company is committed to advancing India's renewable energy...

Founded
2015
Headquarters
Ahmedabad, India
Annual capacity
4 GW/year
Employees
3500+
Tier 1 bankable
Yes
Vikram Solar

Vikram Solar Limited is a leading Indian solar photovoltaic (PV) module manufacturer and solar solutions provider. They offer engineering, procurement, construction (EPC), and operations & maintenance (O&M) services for solar plants. The company manufactures high-efficiency solar PV modules and has a pan-India...

Founded
2005
Headquarters
Kolkata, India
Annual capacity
9.5 GW/year
Employees
1,895
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric Adani Solar Vikram Solar
Catalog & Power
Panel Models 48 213+165
Max Power 650 W 735 W+85 W
Avg Power 539 W 560 W+21 W
Efficiency
Max Efficiency 23.71% 24.80%+1.09 pp
Avg Efficiency 20.67% 21.58%+0.91 pp
Reliability & Warranty
Avg Temp Coefficient -0.345%/°C -0.330%/°C+0.016
Bifacial Share 36 (75%) 161 (76%)+1 pp
Avg Warranty 29.3 yrs+0.6 yr 28.7 yrs

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.

03

What each of them builds

Cell technology across the market
Efficiency spread
Share of each catalogue in every efficiency band

Vikram Solar skews to higher efficiency: 13% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Vikram Solar offers more 600W+ panels (45% of lineup)

Adani Solar cell technology
Share of their models by cell architecture

Dominant cell tech: PERC (54%)

Vikram Solar cell technology
Share of their models by cell architecture

Dominant cell tech: PERC (71%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

Adani Solar is an Indian manufacturer headquartered in Ahmedabad, part of the Adani Group's broader energy and infrastructure conglomerate, and it entered PV manufacturing in the mid-2010s as part of the group's push into vertically integrated clean energy. Adani Solar was assessed as a Tier-1 bankable manufacturer by BloombergNEF as early as 2018 and has since scaled aggressively, with cell and module capacity around 4 GW as of 2024 and plans to reach 10 GW of integrated cell and module capacity by mid-2026, backed by parallel expansion into polysilicon, wafer, glass and backsheet production. Vikram Solar, headquartered in Kolkata, is one of India's older dedicated module makers, founded in the mid-2000s, and it too holds a Tier-1 classification from BloombergNEF; its manufacturing footprint has grown from roughly 3.5 GW to about 9.5 GW of nameplate module capacity through 2025, following expansions at its Falta, Oragadam and Vallam facilities. Given the scale of Adani's parent conglomerate and its move toward full upstream integration (polysilicon to module), Adani currently presents the stronger institutional and balance-sheet footprint, though Vikram Solar's longer standalone track record in pure-play module manufacturing gives it a well-established reputation of its own.

Both companies produce a mix of Mono PERC and TOPCon modules, with TOPCon increasingly positioned as the mainstream workhorse technology for both residential and utility-scale segments in India. Adani Solar structures its lineup by tier, offering a budget-oriented Mono PERC "Shine" series for cost-sensitive residential and PM Surya Ghar rooftop installations, a higher-efficiency "Elan Shine" TOPCon line aimed at space-constrained urban rooftops, and an "Eternal Pride" series built for utility-scale ground mounts and large commercial rooftops. Vikram Solar has similarly expanded its TOPCon capacity under India's PLI scheme and supplies modules across residential, commercial and utility-scale projects, and it has also invested in HJT-capable lines, giving it a slightly broader technology spread at the premium end, though HJT remains a smaller, higher-cost niche compared to mainstream TOPCon output at both companies.

For a typical Indian buyer in 2025, the two brands are largely comparable as domestically manufactured, BloombergNEF Tier-1, ALMM-listed options, so the choice often comes down to project scale and local support rather than a clear technology gap. Adani Solar's larger group backing and faster capacity build-out may appeal to large utility-scale developers prioritizing long-term supply security, while Vikram Solar's longer specialization in module manufacturing and modest HJT offering can suit buyers wanting a proven pure-play track record or slightly more technology variety at the premium tier.

Generated by Claude Sonnet 5 · 2026-09-19

06

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Something missing from a catalogue? Both lists are built from the datasheets in the database. If a model is absent, it has not been ingested yet.

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.