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ARTsolar vs Q-SUN Solar - solar panel manufacturer comparison

ARTsolar
South Africa Founded 2010
Read the ARTsolar review
VS
Q-SUN Solar
China Founded 2014
Read the Q-SUN Solar review
At a glance

Q-SUN Solar has the broader catalog (111 vs 0 models). Q-SUN Solar leans bifacial (68% 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
0 111
Highest power
0 Wp 730 Wp
Best efficiency
- 23.7%
Average efficiency
- 21.9%
Bifacial share
0% 68%
Average warranty
- 29 yrs
01

The two companies

Company facts, not datasheet figures
ARTsolar
Founded
2010
Headquarters
Durban, South Africa
Q-SUN Solar

Qn-SOLAR officially launched its global PV business in 2022. The company is headquartered in Shanghai, China, and has four manufacturing bases in China. As a professional and integrated company, Qn-SOLAR operates in various fields of PV upstream and downstream, achieving an annual production capacity of 20GW PV cells...

Founded
2014
Headquarters
China
02

Catalogue against catalogue

Averages over every model in the database
Metric ARTsolar Q-SUN Solar
Catalog & Power
Panel Models 0 111+111
Max Power 0 W 730 W+730 W
Avg Power 0 W 543 W+543 W
Efficiency
Max Efficiency - 23.70%
Avg Efficiency - 21.91%
Reliability & Warranty
Avg Temp Coefficient - -0.303%/°C
Bifacial Share 0 (0%) 76 (68%)+68 pp
Avg Warranty - 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

Q-SUN Solar skews to higher efficiency: 11% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Q-SUN Solar offers more 600W+ panels (30% of lineup)

ARTsolar cell technology
Share of their models by cell architecture
Q-SUN Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>N-type</strong> (42%)

04

The flagships

Highest-power models from each brand
ARTsolar all models
No panels from this manufacturer are in the database yet.
05

Written summary

Checking cache...

Q-SUN Solar is a Chinese manufacturer founded in 2014 and headquartered in Chuzhou, Anhui Province, with an international marketing center in Nanjing and additional production sites in Tian-chang and Yancheng. The company ships more than 4 GW of modules annually to customers across more than 50 countries. ARTsolar was established in 2010 in Durban, South Africa, and describes itself as the country's only 100% locally owned solar panel manufacturer; its main assembly plant, commissioned in October 2022, carries a rated capacity of 325 MW per year. Neither brand's presence on the BloombergNEF Tier 1 list was confirmed by available sources, though Q-SUN's multi-gigawatt scale and broad international distribution give it a considerably stronger institutional footprint for project-finance purposes.

Q-SUN's current catalog is anchored by the Mercury Series, a range of N-type TOPCon modules spanning from 400 W to 720 W that is suited to utility-scale ground mounts, commercial rooftops, and premium residential installations; the line includes mono-facial, bifacial transparent-backsheet, and bifacial double-glass variants. ARTsolar offers a broader power band stretching from smaller 100 W panels up to 600 W modules, and in 2025 it produced the first locally assembled DeepBlue 4.0 Pro n-type TOPCon panels in South Africa through a technology partnership with JA Solar. ARTsolar panels carry TUV (IEC) and SABS certification, positioning them well for grid-connected projects subject to South Africa's localisation procurement rules.

For buyers outside sub-Saharan Africa, Q-SUN Solar is generally the more practical option given its established global supply chain, deeper TOPCon product range, and multi-gigawatt output that supports component availability and long-term supply continuity. ARTsolar's core advantage is regional: South African developers and commercial installers benefit from local content compliance, shorter logistics chains, and SABS-certified modules that satisfy government procurement conditions. Where local content mandates or import duties apply, ARTsolar is a strong candidate; in most other markets, Q-SUN's scale and reach tip the balance.

Generated by Claude Sonnet · 2026-06-19

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.