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Emmvee vs Techwise Solar - solar panel manufacturer comparison

Emmvee
India Founded 1992
Read the Emmvee review
VS
Techwise Solar
Headquarters not published
Read the Techwise Solar review
At a glance

Emmvee has the broader catalog (166 vs 164 models). Techwise Solar leads on peak efficiency at 23.80%.

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
166 164
Highest power
720 Wp 720 Wp
Best efficiency
23.5% 23.8%
Average efficiency
21.7% 21.9%
Bifacial share
55% 49%
Average warranty
27 yrs 27 yrs
01

The two companies

Company facts, not datasheet figures
Emmvee
Founded
1992
Headquarters
Bengaluru, India
Techwise Solar
02

Catalogue against catalogue

Averages over every model in the database
Metric Emmvee Techwise Solar
Catalog & Power
Panel Models 166+2 164
Max Power 720 W 720 W
Avg Power 526 W 530 W+4 W
Efficiency
Max Efficiency 23.51% 23.80%+0.29 pp
Avg Efficiency 21.69% 21.88%+0.20 pp
Reliability & Warranty
Avg Temp Coefficient -0.311%/°C+0.006 -0.317%/°C
Bifacial Share 91 (55%)+5 pp 81 (49%)
Avg Warranty 27.0 yrs 27.3 yrs+0.3 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

Emmvee skews to higher efficiency: 10% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Techwise Solar offers more 600W+ panels (27% of lineup)

Emmvee cell technology
Share of their models by cell architecture

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

Techwise Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>TOPCon</strong> (70%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

Emmvee is an Indian solar module manufacturer headquartered in Bengaluru with more than three decades of history in the sector, and it expanded rapidly through 2025, reaching roughly 10.3 GW of annual module capacity and close to 3 GW of cell capacity, with its modules reportedly the only ones from an Indian manufacturer to pass all seven tests in the Kiwa PVEL 2024 Reliability Scorecard. Techwise Solar, by contrast, is a much smaller Chinese manufacturer operating largely on an OEM/ODM basis, with a stated annual production capacity around 1 GW; it supplies and co-manufactures for Tier 1 brands but does not have independently confirmed Tier 1 bankability status on lists such as BloombergNEF's. On institutional footprint and verifiable scale, Emmvee is clearly the stronger of the two.

Emmvee's product line is centered on N-type TOPCon modules rated up to around 580 Wp with efficiencies above 24.5 percent, aimed at residential and commercial rooftop installations as well as utility-scale ground-mount projects. Techwise Solar produces PERC, TOPCon and bifacial glass-glass panels holding TUV, CE, ISO and CGC certifications, but its market presence internationally tends to run through contract manufacturing and private-label supply for other brands rather than direct sales under a widely recognized name of its own.

For a typical international buyer prioritizing documented production scale, independent reliability testing and a track record of large-scale deliveries, Emmvee is the safer default choice. Techwise Solar can be a reasonable option where ODM flexibility or price is the priority, but buyers should vet the specific supplier and module batch, since the brand lacks an independently established bankability record comparable to Emmvee's.

Generated by Claude Sonnet 5 · 2026-09-15

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.