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

# JA Solar vs Miolentek

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


## The two companies


| Attribute | JA Solar | Miolentek |
| --- | --- | --- |
| Country | China | China |
| Headquarters | Beijing | Shenzhen |
| Founded | 2005 | 2015 |
| Employees | 37,289 | 200 |
| Annual capacity | 100+ GW/year |  |
| Tier 1 | yes |  |
| Listed | SZSE: 002459 |  |
| Website | [https://www.jasolar.com](https://www.jasolar.com) | [http://www.miolentek.com](http://www.miolentek.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...

Shenzhen Mioulong Technology Co., Ltd. (Miolentek) focuses on designing, researching, developing, manufacturing, and selling various solar panels including PET, ETFE, epoxy, and glass solar panels. They offer OEM/ODM services and release new products monthly to meet market trends. The company operates in-house...


## Catalog & Power


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


## Efficiency


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


## Reliability & Warranty


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


## Efficiency distribution

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


| Efficiency band | JA Solar | Miolentek |
| --- | --- | --- |
| \<20% | 112 (22.2%) | 0 |
| 20-21% | 99 (19.6%) | 0 |
| 21-22% | 112 (22.2%) | 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 | Miolentek |
| --- | --- | --- |
| \<400W | 142 (28.2%) | 0 |
| 400-499W | 173 (34.3%) | 0 |
| 500-599W | 120 (23.8%) | 0 |
| 600-699W | 60 (11.9%) | 0 |
| 700W+ | 9 (1.8%) | 0 |


## Cell technology

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


| Technology | JA Solar | Miolentek |
| --- | --- | --- |
| PERC | 247 (49.0%) | 0 |
| TOPCon | 146 (29.0%) | 0 |
| 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 |


## Summary

JA Solar and Miolentek occupy entirely different segments of the solar industry, making a direct comparison less about competing products and more about understanding the scale and focus that separates a global tier-one manufacturer from a niche specialty supplier. JA Solar was founded in 2005, is listed on the Shenzhen Stock Exchange, employs over 37,000 people, and operates with a production capacity exceeding 100 GW per year. It holds Tier 1 bankable status, meaning financial institutions accept its panels without reservation as collateral for project financing - a critical qualifier for commercial and utility-scale projects. Miolentek, operating under the legal name Shenzhen Mioulong Technology Co., Ltd. since 2015, employs approximately 200 people and does not hold Tier 1 status. It does not appear in major industry databases of standard PV modules, as the company focuses on small-format flexible panels - PET, ETFE, epoxy, and semi-flexible glass types - primarily for portable, marine, and recreational applications.

JA Solar's portfolio of 524 models spans a maximum output of 740 Wp and a peak efficiency of 24.4%, with an average module efficiency of 20.87% and a temperature coefficient averaging -0.32%/°C - competitive figures for both residential rooftop installs and large-scale ground-mount projects. Over 52% of its lineup uses PERC cell technology, with a growing share of TOPCon products. The 44% bifacial share in its catalog makes it well-suited for utility-scale ground-mount installations where albedo gain is meaningful. JA Solar earned Top Performer status in the PVEL 2025 Scorecard for the tenth consecutive time, reinforcing its reputation for consistent quality. Miolentek's positioning is entirely different: its products target niche use cases such as boat and RV charging, portable power systems, and IoT device integration, where physical flexibility and compact form factor matter more than watt-peak output or bankability.

For international buyers evaluating panels for residential, commercial C&I, or utility-scale projects, JA Solar is the clear choice - it offers a well-documented track record, broad technology coverage, long warranty terms averaging nearly 28 years, and unconditional acceptance by lenders and EPCs worldwide. Miolentek is not a direct competitor in those segments; it serves a distinct and narrow market where standard module comparisons do not apply.

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 Miolentek](https://comparepv.com/ae-solar-vs-miolentek)
- [JA Solar vs AEET](https://comparepv.com/ja-solar-vs-aeet)
- [AIKO vs Miolentek](https://comparepv.com/aiko-vs-miolentek)
- [JA Solar vs AKCOME](https://comparepv.com/ja-solar-vs-akcome)
- [ARTsolar vs Miolentek](https://comparepv.com/artsolar-vs-miolentek)


---

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

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