---
title: "Solar N Plus vs Tongwei - Brand Comparison | ComparePV"
description: "Compare Solar N Plus vs Tongwei solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background."
source: "https://comparepv.com/solar-n-plus-vs-tongwei"
---

# Solar N Plus vs Tongwei

Solar N Plus has the broader catalog (149 vs 122 models). Tongwei leads on peak efficiency at 24.20%.


## The two companies


| Attribute | Solar N Plus | Tongwei |
| --- | --- | --- |
| Country |  | China |
| Headquarters |  | Chengdu |
| Founded |  | 2013 |
| Employees |  |  |
| Annual capacity |  |  |
| Tier 1 | no | yes |
| Listed |  | SSE: 600438 |
| Website |  | [https://en.tongwei.com.cn](https://en.tongwei.com.cn) |


## Catalog & Power


| Measure | Solar N Plus | Tongwei | Margin |
| --- | --- | --- | --- |
| Panel Models | 149 | 122 | +27 |
| Max Power | 720 W | 750 W | +30 W |
| Avg Power | 506 W | 584 W | +78 W |


## Efficiency


| Measure | Solar N Plus | Tongwei | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 23.30% | 24.20% | +0.90 pp |
| Avg Efficiency | 21.96% | 22.59% | +0.63 pp |


## Reliability & Warranty


| Measure | Solar N Plus | Tongwei | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.316%/°C | -0.284%/°C | +0.032 |
| Bifacial Share | 111 (74%) | 84 (69%) | +6 pp |
| Avg Warranty | 29.7 yrs | 29.5 yrs | +0.1 yr |


## Efficiency distribution

Tongwei skews to higher efficiency: 41% of lineup is 23%+


| Efficiency band | Solar N Plus | Tongwei |
| --- | --- | --- |
| 20-21% | 21 (14.1%) | 6 (4.9%) |
| 21-22% | 42 (28.2%) | 14 (11.5%) |
| 22-23% | 70 (47.0%) | 50 (41.0%) |
| 23%+ | 16 (10.7%) | 50 (41.0%) |
| \<20% | 0 | 2 (1.6%) |


## Power distribution

Tongwei offers more 600W+ panels (53% of lineup)


| Power band | Solar N Plus | Tongwei |
| --- | --- | --- |
| \<400W | 7 (4.7%) | 0 |
| 400-499W | 77 (51.7%) | 41 (33.6%) |
| 500-599W | 36 (24.2%) | 16 (13.1%) |
| 600-699W | 19 (12.8%) | 33 (27.0%) |
| 700W+ | 10 (6.7%) | 32 (26.2%) |


## Cell technology

Dominant cell tech: **TOPCon** (56%)

Dominant cell tech: **TOPCon** (47%)


| Technology | Solar N Plus | Tongwei |
| --- | --- | --- |
| TOPCon | 83 (55.7%) | 57 (46.7%) |
| PERC | 35 (23.5%) | 10 (8.2%) |
| N-type | 26 (17.4%) | 44 (36.1%) |
| Unknown | 5 (3.4%) | 6 (4.9%) |
| HJT | 0 | 5 (4.1%) |


## Top panels, Solar N Plus


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [SP-N18/132HG-720W](https://comparepv.com/panel/solar-n-plus-sp-n18-132hg-720w) | 720 | 23.2 | -0.300 | Monocrystalline |
| 2 | [SP-N18/132HG 720](https://comparepv.com/panel/solar-n-plus-sp-n18-132hg-720) | 720 | 23.2 | -0.300 | Monocrystalline |
| 3 | [SP-N18/132HG-715W](https://comparepv.com/panel/solar-n-plus-sp-n18-132hg-715w) | 715 | 23.0 | -0.300 | Monocrystalline |
| 4 | [SP-N18/132HG 715](https://comparepv.com/panel/solar-n-plus-sp-n18-132hg-715) | 715 | 23.0 | -0.300 | Monocrystalline |
| 5 | [SP-N18/132HG-710W](https://comparepv.com/panel/solar-n-plus-sp-n18-132hg-710w) | 710 | 22.9 | -0.300 | Monocrystalline |
| 6 | [SP-N18/132HG 710](https://comparepv.com/panel/solar-n-plus-sp-n18-132hg-710) | 710 | 22.9 | -0.300 | Monocrystalline |
| 7 | [SP-N18/132HG-705W](https://comparepv.com/panel/solar-n-plus-sp-n18-132hg-705w) | 705 | 22.7 | -0.300 | Monocrystalline |
| 8 | [SP-N18/132HG 705](https://comparepv.com/panel/solar-n-plus-sp-n18-132hg-705) | 705 | 22.7 | -0.300 | Monocrystalline |
| 9 | [SP-N18/132HG-700W](https://comparepv.com/panel/solar-n-plus-sp-n18-132hg-700w) | 700 | 22.5 | -0.300 | Monocrystalline |
| 10 | [SP-N18/132HG 700](https://comparepv.com/panel/solar-n-plus-sp-n18-132hg-700) | 700 | 22.5 | -0.300 | Monocrystalline |


## Top panels, Tongwei


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [TWMNF-66HD750](https://comparepv.com/panel/tongwei-solar-twmnf-66hd750) | 750 | 24.1 | -0.280 | Monocrystalline |
| 2 | [TWMNF-66HD745](https://comparepv.com/panel/tongwei-solar-twmnf-66hd745) | 745 | 24.0 | -0.280 | Monocrystalline |
| 3 | [TWMNF-66HD740](https://comparepv.com/panel/tongwei-solar-twmnf-66hd740) | 740 | 23.8 | -0.280 | Monocrystalline |
| 4 | [TWMHF-66HD740X](https://comparepv.com/panel/tw-solar-twmhf-66hd740x) | 740 | 23.8 | -0.240 | Monocrystalline |
| 5 | [THC G12-66 Bifacial](https://comparepv.com/panel/tongwei-thc-g12-66-bifacial) | 740 | 23.8 | -0.280 | Monocrystalline |
| 6 | [TWMNF-66HD735](https://comparepv.com/panel/tongwei-solar-twmnf-66hd735) | 735 | 23.7 | -0.280 | Monocrystalline |
| 7 | [TWMHF-66HD735X](https://comparepv.com/panel/tw-solar-twmhf-66hd735x) | 735 | 23.7 | -0.240 | Monocrystalline |
| 8 | [TWMHF-66HD730X](https://comparepv.com/panel/tw-solar-twmhf-66hd730x) | 730 | 23.5 | -0.240 | Monocrystalline |
| 9 | [TWMNF-66HD730](https://comparepv.com/panel/tongwei-solar-twmnf-66hd730) | 730 | 23.5 | -0.280 | Monocrystalline |
| 10 | [TWMNF-66HD725](https://comparepv.com/panel/tongwei-solar-twmnf-66hd725) | 725 | 23.3 | -0.280 | Monocrystalline |


## Other comparisons

- [Solar N Plus vs A.B. Energy](https://comparepv.com/solar-n-plus-vs-a-b-energy)
- [AE Solar vs Tongwei](https://comparepv.com/ae-solar-vs-tongwei)
- [Solar N Plus vs AEET](https://comparepv.com/solar-n-plus-vs-aeet)
- [AIKO vs Tongwei](https://comparepv.com/aiko-vs-tongwei)
- [Solar N Plus vs AKCOME](https://comparepv.com/solar-n-plus-vs-akcome)
- [ARTsolar vs Tongwei](https://comparepv.com/artsolar-vs-tongwei)


---

Source: https://comparepv.com/solar-n-plus-vs-tongwei

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