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

# JA Solar vs VDS Renewable

JA Solar has the broader catalog (504 vs 63 models). JA Solar leads on peak efficiency at 24.80%. JA Solar leans bifacial (47% of lineup).


## The two companies


| Attribute | JA Solar | VDS Renewable |
| --- | --- | --- |
| Country | China |  |
| Headquarters | Beijing |  |
| Founded | 2005 |  |
| Employees | 37,289 |  |
| Annual capacity | 100+ GW/year |  |
| Tier 1 | yes | no |
| Listed | SZSE: 002459 |  |
| Website | [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 | JA Solar | VDS Renewable | Margin |
| --- | --- | --- | --- |
| Panel Models | 504 | 63 | +441 |
| Max Power | 740 W | 670 W | +70 W |
| Avg Power | 456 W | 441 W | +15 W |


## Efficiency


| Measure | JA Solar | VDS Renewable | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 24.80% | 21.60% | +3.20 pp |
| Avg Efficiency | 21.13% | 20.34% | +0.79 pp |


## Reliability & Warranty


| Measure | JA Solar | VDS Renewable | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.322%/°C | -0.340%/°C | +0.018 |
| Bifacial Share | 238 (47%) | 10 (16%) | +31 pp |
| Avg Warranty | 27.9 yrs | 25.4 yrs | +2.5 yr |


## Efficiency distribution

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


| Efficiency band | JA Solar | VDS Renewable |
| --- | --- | --- |
| \<20% | 112 (22.2%) | 17 (27.0%) |
| 20-21% | 99 (19.6%) | 34 (54.0%) |
| 21-22% | 112 (22.2%) | 12 (19.0%) |
| 22-23% | 107 (21.2%) | 0 |
| 23%+ | 74 (14.7%) | 0 |


## Power distribution

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


| Power band | JA Solar | VDS Renewable |
| --- | --- | --- |
| \<400W | 142 (28.2%) | 22 (34.9%) |
| 400-499W | 173 (34.3%) | 26 (41.3%) |
| 500-599W | 120 (23.8%) | 10 (15.9%) |
| 600-699W | 60 (11.9%) | 5 (7.9%) |
| 700W+ | 9 (1.8%) | 0 |


## Cell technology

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

Dominant cell tech: **PERC** (32%)


| Technology | JA Solar | VDS Renewable |
| --- | --- | --- |
| PERC | 247 (49.0%) | 20 (31.7%) |
| TOPCon | 146 (29.0%) | 0 |
| N-type | 90 (17.9%) | 0 |
| Unknown | 16 (3.2%) | 43 (68.3%) |
| HJT | 5 (1.0%) | 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 |


## Top panels, VDS Renewable


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [VDS-S132/M12H-670](https://comparepv.com/panel/vds-renewable-vds-s132-m12h-670) | 670 | 21.6 | -0.340 | Monocrystalline |
| 2 | [VDS-S132/M12H-665](https://comparepv.com/panel/vds-renewable-vds-s132-m12h-665) | 665 | 21.4 | -0.340 | Monocrystalline |
| 3 | [VDS-S132/M12H-660](https://comparepv.com/panel/vds-renewable-vds-s132-m12h-660) | 660 | 21.2 | -0.340 | Monocrystalline |
| 4 | [VDS-S132/M12H-655](https://comparepv.com/panel/vds-renewable-vds-s132-m12h-655) | 655 | 21.1 | -0.340 | Monocrystalline |
| 5 | [VDS-S132/M12H-650](https://comparepv.com/panel/vds-renewable-vds-s132-m12h-650) | 650 | 20.9 | -0.340 | Monocrystalline |
| 6 | [VDS-S110/M12H-555](https://comparepv.com/panel/vds-renewable-vds-s110-m12h-555) | 555 | 21.2 | -0.340 | Monocrystalline |
| 7 | [VDS-S110/M12H-550](https://comparepv.com/panel/vds-renewable-vds-s110-m12h-550) | 550 | 21.0 | -0.340 | Monocrystalline |
| 8 | [VDS-S144/M10H-550](https://comparepv.com/panel/vds-renewable-vds-s144-m10h-550) | 550 | 21.3 | -0.340 | Monocrystalline |
| 9 | [VDS-S110/M12H-545](https://comparepv.com/panel/vds-renewable-vds-s110-m12h-545) | 545 | 20.9 | -0.340 | Monocrystalline |
| 10 | [VDS-S144/M10H-545](https://comparepv.com/panel/vds-renewable-vds-s144-m10h-545) | 545 | 21.1 | -0.340 | Monocrystalline |


## Summary

JA Solar, founded in 2005 and headquartered in China, is one of the world's largest solar module manufacturers, with a workforce of over 37,000 employees and an annual production capacity exceeding 100 GW. Listed on the Shenzhen Stock Exchange (SZSE), the company holds confirmed Tier 1 bankable status and was ranked co-first globally alongside Trina Solar in Wood Mackenzie's module manufacturer ranking for H1 2025 - placing it at the very top of the industry. Its catalog spans 524 panel models with a maximum output of 740 Wp and a maximum efficiency of 24.4%, with an average efficiency of 20.9% across the full range. VDS Renewable - formally Jiangsu VDS Renewable Technology Co., Ltd. - is a considerably smaller manufacturer based in Changzhou, Jiangsu Province, with approximately 1,400 employees and a module production capacity of around 2 GW. The company is not rated Tier 1 bankable, and its catalog covers 63 models with a maximum output of 670 Wp and a maximum efficiency of 21.6%.

JA Solar's portfolio is anchored in PERC cell technology (52% of models), with newer TOPCon offerings in its higher-efficiency lines. A bifacial share of 44%, an average warranty of approximately 28 years, and a well-established global supply chain make JA Solar a versatile choice across residential rooftop installs, utility-scale ground-mount projects, and commercial C&I deployments - especially where project finance or insurance underwriting requires bankable equipment. VDS Renewable holds CE, TUV, and IEC certifications and maintains after-sales infrastructure in the Netherlands and Germany, giving it a degree of European market presence. However, 68% of its panel catalog carries an "Unknown" cell technology classification, its bifacial share stands at only 16%, and average warranty cover is approximately 25 years - indicating a more basic product positioning suited to cost-sensitive buyers in smaller residential or light commercial projects.

For international buyers choosing between the two, JA Solar presents a clearly lower-risk option in terms of financial bankability, specification transparency, and long-term supply security - factors that matter most in utility-scale procurement, project-financed installations, and markets where module provenance is scrutinized. VDS Renewable may serve niche price-driven segments, but buyers should seek explicit clarification on cell technology before committing to volume orders, given the high proportion of unspecified technology in its current catalog.

Written by claude-sonnet from the figures above.


## Other comparisons

- [JA Solar vs A.B. Energy](https://comparepv.com/ja-solar-vs-a-b-energy)
- [AE Solar vs VDS Renewable](https://comparepv.com/ae-solar-vs-vds-renewable)
- [JA Solar vs AEET](https://comparepv.com/ja-solar-vs-aeet)
- [AIKO vs VDS Renewable](https://comparepv.com/aiko-vs-vds-renewable)
- [JA Solar vs AKCOME](https://comparepv.com/ja-solar-vs-akcome)
- [ARTsolar vs VDS Renewable](https://comparepv.com/artsolar-vs-vds-renewable)


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Source: https://comparepv.com/ja-solar-vs-vds-renewable

Not in this file, on the page: the distributions above drawn as charts.