---
title: "ARTsolar vs JA Solar - Brand Comparison | ComparePV"
description: "Compare ARTsolar vs JA Solar solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background."
source: "https://comparepv.com/artsolar-vs-ja-solar"
---

# ARTsolar vs JA Solar

JA Solar has the broader catalog (504 vs 0 models). JA Solar leans bifacial (47% of lineup).


## The two companies


| Attribute | ARTsolar | JA Solar |
| --- | --- | --- |
| Country | South Africa | China |
| Headquarters | Durban | Beijing |
| Founded | 2010 | 2005 |
| Employees |  | 37,289 |
| Annual capacity |  | 100+ GW/year |
| Tier 1 | no | yes |
| Listed |  | SZSE: 002459 |
| Website | [https://www.artsolar.co.za](https://www.artsolar.co.za) | [https://www.jasolar.com](https://www.jasolar.com) |

JA Solar is a global leader in the manufacturing of high-performance photovoltaic products. Founded in 2005, the company designs, develops, manufactures, and sells solar cells and modules. JA Solar's products are used in ground-mounted power plants, commercial & industrial rooftop PV systems, and residential rooftop...


## Catalog & Power


| Measure | ARTsolar | JA Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 0 | 504 | +504 |
| Max Power | 0 W | 740 W | +740 W |
| Avg Power | 0 W | 456 W | +456 W |


## Efficiency


| Measure | ARTsolar | JA Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | - | 24.80% |  |
| Avg Efficiency | - | 21.13% |  |


## Reliability & Warranty


| Measure | ARTsolar | JA Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | - | -0.322%/°C |  |
| Bifacial Share | 0 (0%) | 238 (47%) | +47 pp |
| Avg Warranty | - | 27.9 yrs |  |


## Efficiency distribution

JA Solar skews to higher efficiency: 15% of lineup is 23%+


| Efficiency band | ARTsolar | JA Solar |
| --- | --- | --- |
| \<20% | 0 | 112 (22.2%) |
| 20-21% | 0 | 99 (19.6%) |
| 21-22% | 0 | 112 (22.2%) |
| 22-23% | 0 | 107 (21.2%) |
| 23%+ | 0 | 74 (14.7%) |


## Power distribution

JA Solar offers more 600W+ panels (14% of lineup)


| Power band | ARTsolar | JA Solar |
| --- | --- | --- |
| \<400W | 0 | 142 (28.2%) |
| 400-499W | 0 | 173 (34.3%) |
| 500-599W | 0 | 120 (23.8%) |
| 600-699W | 0 | 60 (11.9%) |
| 700W+ | 0 | 9 (1.8%) |


## Cell technology

Dominant cell tech: **PERC** (49%)


| Technology | ARTsolar | JA Solar |
| --- | --- | --- |
| PERC | 0 | 247 (49.0%) |
| TOPCon | 0 | 146 (29.0%) |
| N-type | 0 | 90 (17.9%) |
| Unknown | 0 | 16 (3.2%) |
| HJT | 0 | 5 (1.0%) |


## Top panels, JA Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [JAM66D46-740/LB](https://comparepv.com/panel/ja-solar-jam66d46-740-lb) | 740 | 23.8 | -0.290 | Monocrystalline |
| 2 | [JAM66D46-735/LB](https://comparepv.com/panel/ja-solar-jam66d46-735-lb) | 735 | 23.7 | -0.290 | Monocrystalline |
| 3 | [JAM66D46-730/LB](https://comparepv.com/panel/ja-solar-jam66d46-730-lb) | 730 | 23.5 | -0.290 | Monocrystalline |
| 4 | [JAM66D46-725/LB](https://comparepv.com/panel/ja-solar-jam66d46-725-lb) | 725 | 23.3 | -0.290 | Monocrystalline |
| 5 | [JAM66D46-720/LB](https://comparepv.com/panel/ja-solar-jam66d46-720-lb) | 720 | 23.2 | -0.290 | Monocrystalline |
| 6 | [JAM66D46-715/LB](https://comparepv.com/panel/ja-solar-jam66d46-715-lb) | 715 | 23.0 | -0.290 | Monocrystalline |
| 7 | [JAM66D46-710/LB](https://comparepv.com/panel/ja-solar-jam66d46-710-lb) | 710 | 22.9 | -0.290 | Monocrystalline |
| 8 | [JAM66D46-705/LB](https://comparepv.com/panel/ja-solar-jam66d46-705-lb) | 705 | 22.7 | -0.290 | Monocrystalline |
| 9 | [JAM66D46-700/LB](https://comparepv.com/panel/ja-solar-jam66d46-700-lb) | 700 | 22.5 | -0.290 | Monocrystalline |
| 10 | [JAM66D46-695/LB](https://comparepv.com/panel/ja-solar-jam66d46-695-lb) | 695 | 22.4 | -0.290 | Monocrystalline |


## Summary

ARTsolar is a South African solar PV module manufacturer based in Durban, founded in 2010 as the country's only fully locally owned panel producer. The company does not hold Tier 1 (bankable) status, and no verified panel models appear in international product databases, reflecting its regionally focused, domestic market orientation. JA Solar, by contrast, is a Chinese solar heavyweight founded in 2005, publicly listed on the Shenzhen Stock Exchange (SZSE), with a workforce exceeding 37,000 employees and an annual production capacity of over 100 GW. JA Solar holds Tier 1 bankable status and maintains a broad international portfolio of 524 verified panel models, with peak module power reaching 740 Wp, an average efficiency of approximately 20.9%, and a maximum recorded efficiency of 24.4%. The dominant cell technology across JA Solar's lineup is PERC (around 52% of the portfolio), with a growing proportion of higher-efficiency TOPCon modules. The average temperature coefficient of -0.32%/°C indicates solid real-world thermal performance across climates.

ARTsolar positions itself around local manufacturing credentials - its Durban facility uses Swiss and German equipment and the company offers a 30-year linear power output guarantee - making it a meaningful player in South Africa's nascent domestic manufacturing ecosystem. However, its footprint does not extend meaningfully into European or other international markets, limiting its relevance for residential rooftop installs, commercial C&I projects, or utility-scale ground-mount developments outside sub-Saharan Africa. JA Solar, on the other hand, is a globally distributed brand with established supply chains across Europe, the Americas, and Asia-Pacific. Its Deep Blue 3.0 PERC series suits residential and small commercial rooftop installations, while its higher-wattage bifacial TOPCon modules are well matched to large C&I and utility-scale ground-mount projects where bankability and long-term yield predictability are critical.

For international buyers - particularly in Europe or emerging solar markets - JA Solar is the clear choice between the two: it offers verified product data, Tier 1 bankability that simplifies project financing, a mature global distribution network, and a technology roadmap that spans both PERC and TOPCon architectures. ARTsolar may hold appeal for buyers with a specific mandate to support South African local content requirements, but outside that context it cannot compete with JA Solar's scale, portfolio depth, or market reach.

Written by claude-sonnet from the figures above.


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Source: https://comparepv.com/artsolar-vs-ja-solar