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Astronergy vs Vikram Solar - solar panel manufacturer comparison

Astronergy
China Founded 2006 Tier 1
Read the Astronergy 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 150 models).

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
150 213
Highest power
735 Wp 735 Wp
Best efficiency
24.8% 24.8%
Average efficiency
22.7% 21.6%
Bifacial share
69% 76%
Average warranty
30 yrs 29 yrs
01

The two companies

Company facts, not datasheet figures
Astronergy

Astronergy is a global manufacturer and supplier of solar modules, and a subsidiary of Chint Group, one of the world's leading providers of smart energy solutions. The company focuses on the R&D, production, and sales of high-efficiency crystalline silicon PV cells and PV modules. Astronergy has established...

Founded
2006
Headquarters
Hangzhou, China
Annual capacity
76+ GW/year
Employees
12000+
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 Astronergy Vikram Solar
Catalog & Power
Panel Models 150 213+63
Max Power 735 W 735 W
Avg Power 540 W 560 W+20 W
Efficiency
Max Efficiency 24.80% 24.80%
Avg Efficiency 22.71%+1.12 pp 21.58%
Reliability & Warranty
Avg Temp Coefficient -0.293%/°C+0.037 -0.330%/°C
Bifacial Share 104 (69%) 161 (76%)+6 pp
Avg Warranty 29.6 yrs+0.9 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

Astronergy skews to higher efficiency: 39% of lineup is 23%+

Power spread
Share of each catalogue in every power band

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

Astronergy cell technology
Share of their models by cell architecture

Dominant cell tech: TOPCon (89%)

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...

Astronergy is a Chinese cell and module manufacturer headquartered in Haining, founded in 2006 as part of the CHINT Group. It holds Tier 1 status per S&P Global Commodity Insights and appears on BloombergNEF's bankability list, with annual module production capacity reported in the range of 56-76 GW during 2024-2025 and cumulative global shipments exceeding 150 GW. Vikram Solar, founded in 2005 and headquartered in Kolkata, West Bengal, is India's largest module manufacturer by production volume, also carrying BloombergNEF Tier 1 status and a Top Performer rating in PVEL's reliability scorecard; its capacity grew from about 4.5 GW in early 2025 to roughly 9.5 GW after the Vallam plant came online later that year. In terms of sheer global scale and institutional track record, Astronergy currently has the stronger footprint.

Both manufacturers center their current lineups on n-type TOPCon technology. Astronergy's ASTRO N7, N7 Pro and N8 series span lightweight residential modules through high-wattage bifacial panels for utility-scale and C&I projects. Vikram Solar's newer Hypersol series covers similar TOPCon bifacial applications from rooftop to utility scale, while its Paradea line still offers mono PERC bifacial modules for buyers not requiring the latest cell technology. Geographically, Vikram Solar is more deeply rooted in the Indian market, whereas Astronergy has broader international distribution, including a strong presence in Europe.

For buyers outside India, Astronergy is typically the easier default given its larger scale, longer export track record and broader financing recognition, while Vikram Solar is a strong choice where local Indian manufacturing, government incentive eligibility, or regional supply chains matter. On core module technology the two brands are largely comparable today.

Generated by Claude Sonnet 5 · 2026-08-28

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.

Shop prices: See 37 Astronergy offers

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.