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Loom Solar vs Q-Cells - solar panel manufacturer comparison

Loom Solar
India Founded 2018
Read the Loom Solar review
VS
Q-Cells
South Korea Founded 1999 Tier 1
Read the Q-Cells review
At a glance

Q-Cells has the broader catalog (89 vs 10 models). Loom Solar leads on peak efficiency at 23.23%. Loom Solar leans bifacial (80% 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
10 89
Highest power
685 Wp 675 Wp
Best efficiency
23.2% 23.2%
Average efficiency
22.1% 21.2%
Bifacial share
80% 39%
Average warranty
29 yrs 27 yrs
01

The two companies

Company facts, not datasheet figures
Loom Solar

Loom Solar is an Indian manufacturer of solar panels, inverters, and lithium batteries, primarily serving the residential and commercial segments. Founded in 2018 and headquartered in Faridabad, Haryana, the company sells its products through a network of over 10,000 dealers across India and exports to more than 10...

Founded
2018
Headquarters
Faridabad, India
Annual capacity
0.3 GW/year
Employees
100-500
Q-Cells

Qcells is a renowned global provider of complete energy solutions, specializing in solar cells and modules, energy storage solutions, downstream project business, and energy retail. The company has a strong heritage dating back to its foundation in Germany and has become a leader in technology innovations. As an...

Founded
1999
Headquarters
Seoul, South Korea
Annual capacity
11.2 GW/year
Employees
2000+
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric Loom Solar Q-Cells
Catalog & Power
Panel Models 10 89+79
Max Power 685 W+10 W 675 W
Avg Power 562 W+94 W 468 W
Efficiency
Max Efficiency 23.23%+0.03 pp 23.20%
Avg Efficiency 22.13%+0.91 pp 21.21%
Reliability & Warranty
Avg Temp Coefficient -0.338%/°C -0.325%/°C+0.013
Bifacial Share 8 (80%)+41 pp 35 (39%)
Avg Warranty 29.4 yrs+2.5 yr 27.0 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

Loom Solar skews to higher efficiency: 30% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Loom Solar offers more 600W+ panels (40% of lineup)

Loom Solar cell technology
Share of their models by cell architecture

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

Q-Cells cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (43%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

Loom Solar is an Indian manufacturer founded in 2018 in Faridabad, Haryana, by brothers Amol and Amod Anand. It has grown into one of India's leading residential solar brands, operating a dealer network across hundreds of districts and reporting strong revenue growth in recent years. In late 2025 the company announced plans for a 1.2 GW gigafactory in Uttar Pradesh, signaling a push toward larger-scale industrial output. Loom Solar does not appear on the BloombergNEF Tier 1 bankability list as of mid-2025. Q-Cells was founded in 1999 in Bitterfeld-Wolfen, Germany, entered bankruptcy in 2011, and was acquired in 2012 by South Korea's Hanwha Group. Now headquartered in Seoul with engineering offices retained in Germany, it has built over 8 GW of U.S.-based module production capacity and holds confirmed BloombergNEF Tier 1 status. According to Wood Mackenzie, Q-Cells ranks first in both U.S. residential and commercial market share, giving it a substantially stronger institutional footprint globally.

Loom Solar's lineup targets residential and small-commercial rooftops primarily in India, where it offers ALMM- and BIS-certified TOPCon and HJT modules alongside inverters and batteries, positioning itself as a full-system provider for domestic buyers. Q-Cells addresses a wider range of use cases through two main product families: the Q.PEAK series uses PERC half-cut cell technology for residential and light commercial rooftops, while the Q.TRON line adopts N-type TOPCon cells for buyers seeking higher efficiency and lower annual degradation, a combination that also suits utility-scale and large commercial projects in North America and Europe.

For buyers in North America or Europe, Q-Cells is the clearer default - its Tier 1 status simplifies project financing, its operating history spans over two decades, and its product range covers every deployment scale. Loom Solar is the more relevant choice within India, where domestic certification, competitive pricing, and an extensive service network offset the absence of global bankability credentials. Because the two brands serve largely non-overlapping geographies and buyer profiles, a direct swap is rarely realistic in practice.

Generated by Claude Sonnet · 2026-06-07

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 23 Q-Cells 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.