JA Solar vs ARTsolar - Solar Panel Manufacturer Comparison
JA Solar
China · est. 2005ARTsolar
South Africa · est. 2010
Panel models
524
vs
1
Max power
740 W
vs
600 W
Max efficiency
24.40%
vs
23.21%
Bifacial share
44%
vs
0%
At a glance
JA Solar has the broader catalog (524 vs 1 models). JA Solar leads on peak efficiency at 24.40%. JA Solar leans bifacial (44% of lineup).
JA Solar
Website
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...
Headquarters
Beijing, China
Founded
2005
Employees
37,289
Production Capacity
100+ GW/year
Tier 1 Bankable
Yes
Stock
ARTsolar
Website
Headquarters
Durban, South Africa
Founded
2010
Employees
-
Production Capacity
-
Tier 1 Bankable
No
Stock
-
Side-by-Side Specs
winner + margin shown| Metric |
JA Solar
|
ARTsolar
|
|---|---|---|
| Catalog & Power | ||
| Panel Models | 524 +523 | 1 |
| Max Power | 740 W +140 W | 600 W |
| Avg Power | 442 W | 600 W +158 W |
| Efficiency | ||
| Max Efficiency | 24.40% +1.19 pp | 23.21% |
| Avg Efficiency | 20.87% | 23.21% +2.34 pp |
| Reliability & Warranty | ||
| Avg Temp Coefficient | -0.323%/°C | -0.310%/°C +0.013 |
| Bifacial Share | 232 (44%) +44 pp | 0 (0%) |
| Avg Warranty | 27.9 yrs | 30.0 yrs +2.1 yr |
Top Panels Side-by-Side
Top 10 highest-power models from each brandJA Solar
| # | Model | Power | Eff. | T.coeff | Tech |
|---|---|---|---|---|---|
| 1 | JAM66D46-740/LB Bi | 740W | 23.8% | -0.290%/°C | Monocrystalline |
| 2 | JAM66D46-735/LB Bi | 735W | 23.7% | -0.290%/°C | Monocrystalline |
| 3 | JAM66D46-730/LB Bi | 730W | 23.5% | -0.290%/°C | Monocrystalline |
| 4 | JAM66D46-725/LB Bi | 725W | 23.3% | -0.290%/°C | Monocrystalline |
| 5 | JAM66D46-720/LB Bi | 720W | 23.2% | -0.290%/°C | Monocrystalline |
| 6 | JAM66D46-715/LB Bi | 715W | 23.0% | -0.290%/°C | Monocrystalline |
| 7 | JAM66D46-710/LB Bi | 710W | 22.9% | -0.290%/°C | Monocrystalline |
| 8 | JAM66D46-705/LB Bi | 705W | 22.7% | -0.290%/°C | Monocrystalline |
| 9 | JAM66D46-700/LB Bi | 700W | 22.5% | -0.290%/°C | Monocrystalline |
| 10 | JAM66D46-695/LB Bi | 695W | 22.4% | -0.290%/°C | Monocrystalline |
ARTsolar
| # | Model | Power | Eff. | T.coeff | Tech |
|---|---|---|---|---|---|
| 1 | ARTsolar 600W TOPCon N-Type Module (model code not stated) | 600W | 23.2% | -0.310%/°C | Monocrystalline |
Top 10 panels average
Efficiency
23.10%
Temp coeff
-0.290%/°C
Top 1 panels average
Efficiency
23.21%
Temp coeff
-0.310%/°C
Efficiency Distribution
Share of each brand's lineup by efficiency tier
ARTsolar skews to higher efficiency: 100% of lineup is 23%+
Power Distribution
Share of each brand's lineup by rated power range
ARTsolar offers more 600W+ panels (100% of lineup)
JA Solar Cell Technology
Mix of cell technologies across the portfolio
Dominant cell tech: PERC (52%)
ARTsolar Cell Technology
Mix of cell technologies across the portfolio
Dominant cell tech: TOPCon (100%)
Disclaimer: This comparison is based on our database and may not reflect complete product lineups. Help the community by suggesting missing panels.