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

# JA Solar vs Renew Photovoltaics

JA Solar has the broader catalog (504 vs 14 models). JA Solar leads on peak efficiency at 24.80%. Renew Photovoltaics leans bifacial (93% of lineup).


## The two companies


| Attribute | JA Solar | Renew Photovoltaics |
| --- | --- | --- |
| Country | China | India |
| Headquarters | Beijing | Gurugram |
| Founded | 2005 | 2011 |
| Employees | 37,289 | 4,336 |
| Annual capacity | 100+ GW/year | 6+ GW/year |
| Tier 1 | yes |  |
| Listed | SZSE: 002459 | NASDAQ: RNW, RNWWW |
| Website | [https://www.jasolar.com](https://www.jasolar.com) | [https://www.renew.com/](https://www.renew.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...

ReNew is a leading decarbonization company and one of the largest renewable energy independent power producers in India. Founded in 2011 by Sumant Sinha, the company delivers end-to-end decarbonization solutions, including wind, solar, hydropower, green hydrogen, energy storage, carbon credits and energy services...


## Catalog & Power


| Measure | JA Solar | Renew Photovoltaics | Margin |
| --- | --- | --- | --- |
| Panel Models | 504 | 14 | +490 |
| Max Power | 740 W | 640 W | +100 W |
| Avg Power | 456 W | 569 W | +113 W |


## Efficiency


| Measure | JA Solar | Renew Photovoltaics | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 24.80% | 23.69% | +1.11 pp |
| Avg Efficiency | 21.13% | 21.80% | +0.66 pp |


## Reliability & Warranty


| Measure | JA Solar | Renew Photovoltaics | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.322%/°C | -0.311%/°C | +0.010 |
| Bifacial Share | 238 (47%) | 13 (93%) | +46 pp |
| Avg Warranty | 27.9 yrs | 29.6 yrs | +1.8 yr |


## Efficiency distribution

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


| Efficiency band | JA Solar | Renew Photovoltaics |
| --- | --- | --- |
| \<20% | 112 (22.2%) | 0 |
| 20-21% | 99 (19.6%) | 3 (21.4%) |
| 21-22% | 112 (22.2%) | 5 (35.7%) |
| 22-23% | 107 (21.2%) | 5 (35.7%) |
| 23%+ | 74 (14.7%) | 1 (7.1%) |


## Power distribution

Renew Photovoltaics offers more 600W+ panels (14% of lineup)


| Power band | JA Solar | Renew Photovoltaics |
| --- | --- | --- |
| \<400W | 142 (28.2%) | 0 |
| 400-499W | 173 (34.3%) | 0 |
| 500-599W | 120 (23.8%) | 12 (85.7%) |
| 600-699W | 60 (11.9%) | 2 (14.3%) |
| 700W+ | 9 (1.8%) | 0 |


## Cell technology

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

Dominant cell tech: **PERC** (57%)


| Technology | JA Solar | Renew Photovoltaics |
| --- | --- | --- |
| PERC | 247 (49.0%) | 8 (57.1%) |
| TOPCon | 146 (29.0%) | 6 (42.9%) |
| N-type | 90 (17.9%) | 0 |
| Unknown | 16 (3.2%) | 0 |
| 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, Renew Photovoltaics


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [RPS3MH66BDXXX](https://comparepv.com/panel/renew-photovoltaics-rps3mh66bdxxx) | 640 | 23.7 | -0.290 | Monocrystalline |
| 2 | [RPS1MH60MBXXX](https://comparepv.com/panel/renew-photovoltaics-rps1mh60mbxxx) | 610 | 21.5 | -0.330 | Monocrystalline |
| 3 | [RPS2MH72BD590](https://comparepv.com/panel/renew-photovoltaics-rps2mh72bd590) | 590 | 22.8 | -0.300 | Monocrystalline |
| 4 | [RPS2MH72BD585](https://comparepv.com/panel/renew-photovoltaics-rps2mh72bd585) | 585 | 22.6 | -0.300 | Monocrystalline |
| 5 | [RPS2MH72BD580](https://comparepv.com/panel/renew-photovoltaics-rps2mh72bd580) | 580 | 22.4 | -0.300 | Monocrystalline |
| 6 | [RPS2MH72BD575](https://comparepv.com/panel/renew-photovoltaics-rps2mh72bd575) | 575 | 22.3 | -0.300 | Monocrystalline |
| 7 | [RPS2MH72BD570](https://comparepv.com/panel/renew-photovoltaics-rps2mh72bd570) | 570 | 22.1 | -0.300 | Monocrystalline |
| 8 | [RPS2MH72BD560](https://comparepv.com/panel/renew-photovoltaics-rps2mh72bd560) | 560 | 21.7 | -0.320 | Monocrystalline |
| 9 | [RPS2MH72BD555](https://comparepv.com/panel/renew-photovoltaics-rps2mh72bd555) | 555 | 21.5 | -0.320 | Monocrystalline |
| 10 | [RPS2MH72BD550](https://comparepv.com/panel/renew-photovoltaics-rps2mh72bd550) | 550 | 21.3 | -0.320 | Monocrystalline |


## Summary

JA Solar and Renew Photovoltaics represent two very different points on the global solar manufacturing spectrum. JA Solar, founded in 2005 and headquartered in China (listed on the Shenzhen Stock Exchange), ranks among the top two module manufacturers in the world by shipment volume, with an annual production capacity exceeding 100 GW and a workforce of over 37,000 employees. The company holds Tier 1 bankability status from both BloombergNEF and S&P Global Commodity Insights, and tied for first place in Wood Mackenzie's 2025 ranking across 38 crystalline-silicon module manufacturers. Its portfolio spans 524 panel models, with a maximum output of 740 Wp and peak efficiency reaching 24.4%. Renew Photovoltaics, by contrast, is an Indian manufacturing subsidiary of the ReNew Energy Global group, founded in 2011 and listed on NASDAQ. It operates a 6.4 GW module facility in Jaipur, Rajasthan, and a 2.5 GW cell plant in Dholera, Gujarat, with annual module output of roughly 4.0 to 4.5 GW. The company has secured a $100 million investment from British International Investment (BII) to construct an additional 4 GW TOPCon cell facility. No Tier 1 bankability rating for Renew Photovoltaics has been confirmed by major rating agencies.

JA Solar's broad and well-tested product lineup - anchored by PERC technology (over 52% of the catalog) and an expanding TOPCon range with efficiencies above 23% - makes it suitable across virtually every deployment type: residential rooftop installs, commercial C&I projects, and large-scale utility ground-mount arrays. Its average temperature coefficient of approximately -0.32%/°C and average warranty approaching 28 years further reinforce its appeal for bankable long-term projects. Renew Photovoltaics, while ambitious in scale, currently directs the vast majority of its output to ReNew Energy Global's own renewable energy projects across India. Third-party sales have been limited to approximately 900 MW to date, and the company has no documented commercial panel catalog available in international distribution channels.

For international buyers - particularly those in Europe - JA Solar is the clear practical choice between the two. Its decade-long Tier 1 track record, consistent PVEL Top Performer recognition (10th consecutive award in 2025), and established distribution networks across European markets provide the supply-chain reliability and financing confidence that project developers and independent installers require. Renew Photovoltaics is a company worth monitoring as it scales toward third-party sales, but it has not yet established the commercial infrastructure or bankability credentials needed to compete directly with Tier 1 global suppliers outside of India.

Written by claude-sonnet from the figures above.


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- [JA Solar vs A.B. Energy](https://comparepv.com/ja-solar-vs-a-b-energy)
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- [JA Solar vs AEET](https://comparepv.com/ja-solar-vs-aeet)
- [AIKO vs Renew Photovoltaics](https://comparepv.com/aiko-vs-renew-photovoltaics)
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Source: https://comparepv.com/ja-solar-vs-renew-photovoltaics

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