Heckert Solar vs Vikram Solar - solar panel manufacturer comparison
Vikram Solar has the broader catalog (213 vs 157 models). Vikram Solar leads on peak efficiency at 24.80%. Vikram Solar leans bifacial (76% 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
Heckert Solar is a German company based in Chemnitz, Saxony, specializing in the development, production and distribution of solar modules. Founded in 1992, the company has become a leading supplier of photovoltaic products, serving customers in over 120 countries. They manufacture high-quality, durable, and efficient...
- Founded
- 1992
- Headquarters
- Chemnitz, Germany
- Annual capacity
- 0.8 GW/year
- Employees
- 201
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
- Listed
- NSE, BSE: VIKRAMSOLR
- 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
Heckert Solar skews to higher efficiency: 18% of lineup is 23%+
Vikram Solar offers more 600W+ panels (45% of lineup)
Dominant cell tech: TOPCon (33%)
Dominant cell tech: PERC (71%)
The flagships
Written summary
Heckert Solar is a German manufacturer headquartered in Chemnitz, Saxony, founded in 2001, and one of the last European producers to run a fully Made in Germany manufacturing chain across its Chemnitz and Langenwetzendorf plants, with annual output in the range of 800-900 MWp. Vikram Solar, by contrast, is an Indian manufacturer based in Kolkata operating at a much larger scale, with roughly 15.5 GW of installed manufacturing capacity spread across its Falta, Oragadam and Vallam facilities, and it has repeatedly reconfirmed Tier 1 status on BloombergNEF's list over several consecutive quarters. In terms of raw production scale and formal bankability recognition, Vikram Solar clearly has the stronger institutional footprint, while Heckert's edge lies in its long-standing domestic reputation and quality certifications in the German market, including multiple Top Brand PV awards.
Both companies now center their lineups on n-type TOPCon cells, although Heckert still carries some legacy PERC-based modules alongside newer TOPCon products. Heckert's Zeus 1.1 and upcoming Zeus 3.0 series are bifacial glass-glass modules rated up to roughly 455-480 Wp, aimed mainly at residential and commercial rooftops in the European market. Vikram Solar's Hypersol series offers bifacial N-TOPCon modules in the 570-605 W range with efficiency above 23 percent, and the company explicitly targets utility-scale plants, C&I installations and rooftop systems alike, giving it a broader footprint across project types and geographies.
For a buyer prioritizing manufacturing quality, a shorter European supply chain, and local service and traceability, Heckert Solar remains a solid, proven choice, particularly for residential and small commercial rooftops. For developers of large utility-scale or C&I projects where volume availability, cost per watt, and formally documented Tier 1 bankability matter most, Vikram Solar is often the more competitive option. Both brands are credible Tier 1 manufacturers today, so the decision comes down mainly to project scale and sourcing priorities rather than a meaningful quality gap between them.
Generated by Claude Sonnet 5 · 2026-09-06
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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.