---
title: "JA Solar vs LM8 Solar - Brand Comparison | ComparePV"
description: "Compare JA Solar vs LM8 Solar solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background."
source: "https://comparepv.com/ja-solar-vs-lm8-solar"
---

# JA Solar vs LM8 Solar

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


## The two companies


| Attribute | JA Solar | LM8 Solar |
| --- | --- | --- |
| Country | China | Spain |
| Headquarters | Beijing | Vigo |
| Founded | 2005 | 2016 |
| Employees | 37,289 | 10-20 |
| Annual capacity | 100+ GW/year |  |
| Tier 1 | yes |  |
| Listed | SZSE: 002459 |  |
| Website | [https://www.jasolar.com](https://www.jasolar.com) | [https://lm8solar.com](https://lm8solar.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...

LM8 Solar is a Spanish wholesale distributor of photovoltaic materials, founded in 2016 and headquartered in Vigo, Galicia. The company supplies solar panels, inverters, batteries, and mounting structures from leading brands such as Canadian Solar, Jinko Solar, and Aiko to businesses across Europe. It operates...


## Catalog & Power


| Measure | JA Solar | LM8 Solar | 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 | LM8 Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 24.80% | - |  |
| Avg Efficiency | 21.13% | - |  |


## Reliability & Warranty


| Measure | JA Solar | LM8 Solar | 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 | LM8 Solar |
| --- | --- | --- |
| \<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 | LM8 Solar |
| --- | --- | --- |
| \<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 | LM8 Solar |
| --- | --- | --- |
| 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 LM8 Solar operate in fundamentally different segments of the solar industry, making a direct manufacturer-to-manufacturer comparison impossible. JA Solar, founded in 2005 and headquartered in China, is one of the world's largest photovoltaic module producers, with a workforce exceeding 37,000 employees, a manufacturing capacity of over 100 GW, and confirmed Tier 1 bankable status. The company is listed on the Shenzhen Stock Exchange and ranked 2nd globally in solar panel shipments according to recent industry rankings, with a 3rd-place finish in Wood Mackenzie's 2024 annual manufacturer assessment. Its portfolio spans 524 panel models, reaching up to 740 Wp peak power and 24.4% maximum efficiency. LM8 Solar, founded in 2016 in Spain and employing only 10-20 people, is not a panel manufacturer at all - it is a wholesale distributor of photovoltaic materials, reselling products from brands such as Canadian Solar, Jinko Solar, Aiko, Iberian Solar, and, as of a September 2025 agreement, TCL SunPower Global panels across the Spanish market.

JA Solar's technology portfolio is built primarily around PERC cells (over 52% of models) with a growing share of n-type TOPCon modules under the DeepBlue 4.0 Pro and DeepBlue 5.0 product lines, the latter reaching efficiencies competitive with premium brands. An average temperature coefficient of -0.32%/°C per degree Celsius and an average warranty approaching 28 years reflect a mature, field-tested lineup suited to residential rooftop installations, commercial and industrial (C&I) projects, and utility-scale ground-mount deployments worldwide. JA Solar earned Top Performer status in the PVEL 2025 Scorecard for the tenth consecutive time, reinforcing its reliability credentials. LM8 Solar carries no proprietary modules and therefore brings no comparable technology differentiation - its value lies in regional logistics, multi-brand sourcing, and personalized distributor support across Spain and parts of Western Europe through warehouses in Valencia, Seville, Madrid, and Rotterdam.

For international buyers choosing between the two, the distinction is structural rather than competitive: JA Solar is a source of manufactured, warranted solar modules with global supply chain reach, while LM8 Solar is a regional distribution channel. Buyers seeking a bankable, high-volume panel supplier with a proven track record should evaluate JA Solar directly. Those requiring a flexible multi-brand procurement partner with local presence in Iberia may find LM8 Solar useful as a distributor - but they will ultimately be sourcing panels from third-party manufacturers, not from LM8 Solar itself.

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 LM8 Solar](https://comparepv.com/ae-solar-vs-lm8-solar)
- [JA Solar vs AEET](https://comparepv.com/ja-solar-vs-aeet)
- [AIKO vs LM8 Solar](https://comparepv.com/aiko-vs-lm8-solar)
- [JA Solar vs AKCOME](https://comparepv.com/ja-solar-vs-akcome)
- [ARTsolar vs LM8 Solar](https://comparepv.com/artsolar-vs-lm8-solar)


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Source: https://comparepv.com/ja-solar-vs-lm8-solar

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