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

# Axitec vs JA Solar

JA Solar has the broader catalog (504 vs 44 models). JA Solar leads on peak efficiency at 24.80%. Axitec leans bifacial (100% of lineup).


## The two companies


| Attribute | Axitec | JA Solar |
| --- | --- | --- |
| Country | Germany | China |
| Headquarters | Böblingen | Beijing |
| Founded | 2001 | 2005 |
| Employees |  | 37,289 |
| Annual capacity |  | 100+ GW/year |
| Tier 1 | no | yes |
| Listed |  | SZSE: 002459 |
| Website | [https://www.axitecsolar.com](https://www.axitecsolar.com) | [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 | Axitec | JA Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 44 | 504 | +460 |
| Max Power | 710 W | 740 W | +30 W |
| Avg Power | 534 W | 456 W | +77 W |


## Efficiency


| Measure | Axitec | JA Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 23.27% | 24.80% | +1.53 pp |
| Avg Efficiency | 21.98% | 21.13% | +0.85 pp |


## Reliability & Warranty


| Measure | Axitec | JA Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.320%/°C | -0.322%/°C | +0.002 |
| Bifacial Share | 44 (100%) | 238 (47%) | +53 pp |
| Avg Warranty | 28.8 yrs | 27.9 yrs | +0.9 yr |


## Efficiency distribution

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


| Efficiency band | Axitec | JA Solar |
| --- | --- | --- |
| \<20% | 1 (2.3%) | 112 (22.2%) |
| 20-21% | 6 (13.6%) | 99 (19.6%) |
| 21-22% | 9 (20.5%) | 112 (22.2%) |
| 22-23% | 26 (59.1%) | 107 (21.2%) |
| 23%+ | 2 (4.5%) | 74 (14.7%) |


## Power distribution

Axitec offers more 600W+ panels (23% of lineup)


| Power band | Axitec | JA Solar |
| --- | --- | --- |
| \<400W | 2 (4.5%) | 142 (28.2%) |
| 400-499W | 16 (36.4%) | 173 (34.3%) |
| 500-599W | 16 (36.4%) | 120 (23.8%) |
| 600-699W | 7 (15.9%) | 60 (11.9%) |
| 700W+ | 3 (6.8%) | 9 (1.8%) |


## Cell technology

Dominant cell tech: **TOPCon** (77%)

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


| Technology | Axitec | JA Solar |
| --- | --- | --- |
| TOPCon | 34 (77.3%) | 146 (29.0%) |
| PERC | 10 (22.7%) | 247 (49.0%) |
| N-type | 0 | 90 (17.9%) |
| Unknown | 0 | 16 (3.2%) |
| HJT | 0 | 5 (1.0%) |


## Top panels, Axitec


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [AC-710TGB/132TS](https://comparepv.com/panel/axitec-ac-710tgb-132ts) | 710 | 22.9 | -0.310 | Monocrystalline |
| 2 | [AC-705TGB/132TS](https://comparepv.com/panel/axitec-ac-705tgb-132ts) | 705 | 22.7 | -0.310 | Monocrystalline |
| 3 | [AC-700TGB/132TS](https://comparepv.com/panel/axitec-ac-700tgb-132ts) | 700 | 22.5 | -0.310 | Monocrystalline |
| 4 | [AC-695TGB/132TS](https://comparepv.com/panel/axitec-ac-695tgb-132ts) | 695 | 22.4 | -0.310 | Monocrystalline |
| 5 | [AC-690TGB/132TS](https://comparepv.com/panel/axitec-ac-690tgb-132ts) | 690 | 22.2 | -0.310 | Monocrystalline |
| 6 | [AC-620TGB/132TS](https://comparepv.com/panel/axitec-ac-620tgb-132ts) | 620 | 22.9 | -0.310 | Monocrystalline |
| 7 | [AC-615TGB/132TS](https://comparepv.com/panel/axitec-ac-615tgb-132ts) | 615 | 22.8 | -0.310 | Monocrystalline |
| 8 | [AC-610TGB/132TS](https://comparepv.com/panel/axitec-ac-610tgb-132ts) | 610 | 22.6 | -0.310 | Monocrystalline |
| 9 | [AC-605TGB/132TS](https://comparepv.com/panel/axitec-ac-605tgb-132ts) | 605 | 22.4 | -0.310 | Monocrystalline |
| 10 | [AC-600TGB/132TS](https://comparepv.com/panel/axitec-ac-600tgb-132ts) | 600 | 22.2 | -0.310 | Monocrystalline |


## 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

Axitec and JA Solar represent fundamentally different positions in the global solar PV market. Axitec, founded in 2001 and headquartered in Germany, is a mid-sized, privately held manufacturer without Tier 1 bankable status, focused on a curated portfolio of 44 modules built entirely around N-type TOPCon cell technology. JA Solar, founded in 2005 in China and listed on the Shenzhen Stock Exchange (SZSE), employs over 37,000 people and operates with a manufacturing capacity exceeding 100 GW, having shipped approximately 79.4 GW of modules in 2024 alone - placing it among the top two or three producers globally by volume. JA Solar holds confirmed Tier 1 bankable status, a critical credential for projects requiring institutional financing.

Axitec's portfolio strengths lie in its consistency: all 44 models are bifacial and TOPCon-based, yielding a high average efficiency of 21.99% and an average module power of 533.6 Wp, with a flagship reaching 710 Wp. The average warranty across its lineup stands at 28.75 years, and its temperature coefficient averages -0.32%/°C, reflecting solid thermal performance suited to residential rooftop and commercial C&I installations where space efficiency and long-term yield matter most. JA Solar's 524-model portfolio is broader and more heterogeneous - approximately 52% of panels still use PERC technology, though the company is actively expanding its TOPCon offering. JA Solar's peak efficiency reaches 24.4% and its maximum module power hits 740 Wp in flagship lines, while its average panel power of 441.7 Wp reflects a wide product range spanning entry-level residential through utility-scale ground-mount systems. Its scale, global distribution network, and bankability make it a natural fit for large EPC contractors and utility-scale developers.

For international buyers choosing between the two, the decision largely hinges on project type and financing requirements. Axitec suits buyers prioritizing premium European-engineered quality, full bifaciality, and a focused high-performance TOPCon lineup - particularly for rooftop and C&I projects where bankability is less critical. JA Solar is the stronger choice for volume procurement, utility-scale ground-mount, or any project where Tier 1 status and global supply chain resilience are non-negotiable.

Written by claude-sonnet from the figures above.


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

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