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

# JA Solar vs Yingli

JA Solar has the broader catalog (504 vs 196 models). JA Solar leads on peak efficiency at 24.80%.


## The two companies


| Attribute | JA Solar | Yingli |
| --- | --- | --- |
| Country | China | China |
| Headquarters | Beijing | Baoding, Hebei |
| Founded | 2005 | 1998 |
| Employees | 37,289 | 9000+ |
| Annual capacity | 100+ GW/year | 2.45 GW/year |
| Tier 1 | yes | yes |
| Listed | SZSE: 002459 | OTC Pink: YGEHY |
| Website | [https://www.jasolar.com](https://www.jasolar.com) | [http://www.yinglisolar.com](http://www.yinglisolar.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...

Yingli Solar, also known as Yingli Green Energy, is a leading solar energy company and one of the world's largest vertically integrated PV manufacturers. The company develops, manufactures, and sells PV modules to a wide range of markets. Yingli's mission is to provide affordable green energy for all.


## Catalog & Power


| Measure | JA Solar | Yingli | Margin |
| --- | --- | --- | --- |
| Panel Models | 504 | 196 | +308 |
| Max Power | 740 W | 735 W | +5 W |
| Avg Power | 456 W | 524 W | +68 W |


## Efficiency


| Measure | JA Solar | Yingli | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 24.80% | 24.10% | +0.70 pp |
| Avg Efficiency | 21.13% | 21.28% | +0.14 pp |


## Reliability & Warranty


| Measure | JA Solar | Yingli | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.322%/°C | -0.330%/°C | +0.008 |
| Bifacial Share | 238 (47%) | 112 (57%) | +10 pp |
| Avg Warranty | 27.9 yrs | 27.9 yrs | +0.0 yr |


## Efficiency distribution

Yingli skews to higher efficiency: 21% of lineup is 23%+


| Efficiency band | JA Solar | Yingli |
| --- | --- | --- |
| \<20% | 112 (22.2%) | 30 (15.3%) |
| 20-21% | 99 (19.6%) | 39 (19.9%) |
| 21-22% | 112 (22.2%) | 42 (21.4%) |
| 22-23% | 107 (21.2%) | 44 (22.4%) |
| 23%+ | 74 (14.7%) | 41 (20.9%) |


## Power distribution

Yingli offers more 600W+ panels (37% of lineup)


| Power band | JA Solar | Yingli |
| --- | --- | --- |
| \<400W | 142 (28.2%) | 32 (16.3%) |
| 400-499W | 173 (34.3%) | 52 (26.5%) |
| 500-599W | 120 (23.8%) | 39 (19.9%) |
| 600-699W | 60 (11.9%) | 62 (31.6%) |
| 700W+ | 9 (1.8%) | 11 (5.6%) |


## Cell technology

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

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


| Technology | JA Solar | Yingli |
| --- | --- | --- |
| PERC | 247 (49.0%) | 63 (32.1%) |
| TOPCon | 146 (29.0%) | 54 (27.6%) |
| N-type | 90 (17.9%) | 59 (30.1%) |
| Unknown | 16 (3.2%) | 20 (10.2%) |
| 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, Yingli


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [YL735CF66 f/2](https://comparepv.com/panel/yingli-yl735cf66-f-2) | 735 | 23.7 | -0.290 | Monocrystalline |
| 2 | [YL730CF66 f/2](https://comparepv.com/panel/yingli-yl730cf66-f-2) | 730 | 23.5 | -0.290 | Monocrystalline |
| 3 | [YL725CF66 f/2](https://comparepv.com/panel/yingli-yl725cf66-f-2) | 725 | 23.3 | -0.290 | Monocrystalline |
| 4 | [YL720CF66 f/2](https://comparepv.com/panel/yingli-yl720cf66-f-2) | 720 | 23.2 | -0.290 | Monocrystalline |
| 5 | [LF720M12N-66H/BF](https://comparepv.com/panel/yingli-lf720m12n-66h-bf) | 720 | 23.2 | -0.290 | Monocrystalline |
| 6 | [YL715CF66 f/2](https://comparepv.com/panel/yingli-yl715cf66-f-2) | 715 | 23.0 | -0.290 | Monocrystalline |
| 7 | [LF715M12N-66H/BF](https://comparepv.com/panel/yingli-lf715m12n-66h-bf) | 715 | 23.0 | -0.290 | Monocrystalline |
| 8 | [YL710CF66 f/2](https://comparepv.com/panel/yingli-yl710cf66-f-2) | 710 | 22.9 | -0.290 | Monocrystalline |
| 9 | [LF710M12N-66H/BF](https://comparepv.com/panel/yingli-lf710m12n-66h-bf) | 710 | 22.9 | -0.290 | Monocrystalline |
| 10 | [LF705M12N-66H/BF](https://comparepv.com/panel/yingli-lf705m12n-66h-bf) | 705 | 22.7 | -0.290 | Monocrystalline |


## Summary

JA Solar and Yingli are both Chinese, Tier 1 bankable solar module manufacturers, but they occupy very different positions in today's global market. JA Solar, founded in 2005, has grown into one of the industry's top four players alongside JinkoSolar, LONGi, and Trina Solar, with a workforce exceeding 37,000 employees and an annual production capacity of over 100 GW. The company is publicly listed on the Shenzhen Stock Exchange (SZSE), reflecting its strong financial standing. Yingli, established in 1998, was once the world's largest solar module manufacturer in 2012 and 2013, but a prolonged period of financial difficulties eroded its market share significantly. Today it operates with a workforce of over 9,000 and a production capacity of 2.45 GW, with its shares trading on OTC Pink markets - a step down from its former NYSE listing. Both manufacturers retain Tier 1 bankable status, and both rely primarily on PERC cell technology, with maximum efficiencies of 24.4% and 24.1% for JA Solar and Yingli respectively.

In terms of technology portfolios, JA Solar offers a broad lineup of 524 panel models covering a wide power range, with an average panel output of approximately 441.68 Wp and 44.3% of its portfolio comprising bifacial modules. Its deep product bench makes it well-suited for everything from residential rooftop installs to large utility-scale ground-mount projects and commercial C&I applications. Yingli's smaller portfolio of 196 models skews toward higher-wattage panels - average output of 523.95 Wp - and a higher bifacial share of 57.1%, which benefits ground-mounted systems where rear-side irradiance can be captured. Yingli's average panel efficiency of 21.28% edges out JA Solar's 20.87%, while temperature coefficients are close at -0.33 and -0.32 %/°C respectively. Both manufacturers offer comparable warranty terms of approximately 27.85 years on average.

For international buyers weighing the two options, JA Solar is the lower-risk choice for large-volume procurement - its massive scale, financial stability, and global supply chain reduce concerns over delivery timelines and long-term warranty support. Yingli can be a competitive option for projects that benefit from higher average wattage and a predominantly bifacial portfolio, particularly in ground-mount or commercial settings, but buyers should factor in the company's more limited production capacity and weaker market position when assessing supply security over multi-year project timelines.

Written by claude-sonnet from the figures above.


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

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