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Emmvee vs GCL - solar panel manufacturer comparison

Emmvee
India Founded 1992
Read the Emmvee review
VS
GCL
China Founded 1990 Tier 1
Read the GCL review
At a glance

GCL has the broader catalog (232 vs 166 models). GCL leads on peak efficiency at 24.50%. GCL leans bifacial (65% 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.

Panel models
166 232
Highest power
720 Wp 740 Wp
Best efficiency
23.5% 24.5%
Average efficiency
21.7% 22.0%
Bifacial share
55% 65%
Average warranty
27 yrs 28 yrs
01

The two companies

Company facts, not datasheet figures
Emmvee
Founded
1992
Headquarters
Bengaluru, India
GCL

GCL is a global company focusing on green energy and high-efficiency photovoltaic materials. They are known for their innovation in polysilicon and wafer technologies, with a focus on low-carbon solutions. GCL is committed to building a low-carbon PV value chain and advancing global clean energy transformation.

Founded
1990
Headquarters
Suzhou/Hong Kong, China
Annual capacity
30+ GW/year
Employees
6000+
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric Emmvee GCL
Catalog & Power
Panel Models 166 232+66
Max Power 720 W 740 W+20 W
Avg Power 526 W 558 W+32 W
Efficiency
Max Efficiency 23.51% 24.50%+0.99 pp
Avg Efficiency 21.69% 22.03%+0.34 pp
Reliability & Warranty
Avg Temp Coefficient -0.311%/°C+0.009 -0.320%/°C
Bifacial Share 91 (55%) 151 (65%)+10 pp
Avg Warranty 27.0 yrs 28.4 yrs+1.3 yr

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

GCL skews to higher efficiency: 28% of lineup is 23%+

Power spread
Share of each catalogue in every power band

GCL offers more 600W+ panels (44% of lineup)

Emmvee cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>TOPCon</strong> (61%)

GCL cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>TOPCon</strong> (47%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

Emmvee is an Indian solar manufacturer headquartered in Bangalore, with origins dating to 1992 when the group began producing solar water heating systems; the photovoltaic division, Emmvee Photovoltaic Power, was established in 2007. As of 2025, the company has scaled its module production capacity to approximately 7.8 GW and solar cell capacity to around 2.94 GW, manufacturing at facilities in Karnataka with export reach into Europe and the United States. Emmvee is the only Indian manufacturer to have passed all seven Kiwa PVEL 2024 Reliability Scorecard tests, which reinforces its bankability with project financiers, though a formal BloombergNEF Tier 1 listing could not be confirmed from publicly available sources. GCL - formally GCL System Integration - is a Chinese manufacturer operating at a substantially larger scale, with module production capacity of approximately 30 GW and global shipments in 2025 placing it among the top ten module suppliers worldwide. GCL has a well-established track record in project-financed utility deals across multiple continents. In terms of institutional footprint and raw production scale, GCL holds the stronger global position.

Emmvee's product portfolio centers on monocrystalline PERC and TOPCon modules, including bifacial variants, serving utility-scale, commercial and industrial, and residential buyers. A landmark 2025 contract - a US$174 million order from Indian IPP KPI Green Energy for TOPCon bifacial modules - underscores the company's growing role in large-scale procurement. A separate multi-year agreement to supply 4.5 GWp of TOPCon cells domestically signals deep vertical integration and confidence in forward demand. GCL's lineup spans its proprietary Cast-Mono technology, mainstream TOPCon products, and premium offerings such as the ASTRO N7 series, which achieves module efficiency up to 23.3% and output above 600 W per panel. GCL is also investing in next-generation perovskite cell research through its Suzhou Nanotechnology subsidiary, positioning itself ahead of potential technology shifts.

For buyers in markets where local manufacturing content requirements or Indian-origin preferences apply, Emmvee is a natural fit, and its PVEL performance gives lenders additional confidence. For international developers prioritizing price competitiveness, proven supply chain depth, and globally recognized scale, GCL's larger production base gives it a practical edge. Outside of these specific constraints, the two brands are broadly interchangeable at the module specification level; the deciding factors will typically be distributor availability, current spot pricing, and project-level certification requirements.

Generated by Claude Sonnet · 2026-06-14

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 6 GCL 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.