---
title: "Astronergy vs Sunpro Power - Brand Comparison | ComparePV"
description: "Compare Astronergy vs Sunpro Power solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background."
source: "https://comparepv.com/astronergy-vs-sunpro-power"
image: "https://comparepv.com/og/compare/manufacturers/astronergy/sunpro-power.png"
---

# Astronergy vs Sunpro Power

Astronergy has the broader catalog (150 vs 79 models). Astronergy leads on peak efficiency at 24.80%. Sunpro Power leans bifacial (91% of lineup).


## The two companies


| Attribute | Astronergy | Sunpro Power |
| --- | --- | --- |
| Country | China | China |
| Headquarters | Hangzhou | Yuhuan, Zhejiang province |
| Founded | 2006 | 2018 |
| Employees | 12000+ | 51-200 |
| Annual capacity | 76+ GW/year | 2-3 GW/year |
| Tier 1 | yes | yes |
| Listed | Shanghai Stock Exchange: SHA: 601877 |  |
| Website | [http://www.astronergy.com/](http://www.astronergy.com/) | [http://www.sunpropower.com](http://www.sunpropower.com) |

Astronergy is a global manufacturer and supplier of solar modules, and a subsidiary of Chint Group, one of the world's leading providers of smart energy solutions. The company focuses on the R&D, production, and sales of high-efficiency crystalline silicon PV cells and PV modules. Astronergy has established...

SUNPRO POWER, established in 2018, is a high-tech enterprise focused on photovoltaic R&D and manufacturing. They are mainly engaged in the production and sales of PV cells and modules, and invest in solar projects. The company provides OEM/ODM services to global customers and has been recognized as a Bloomberg Tier 1...


## Catalog & Power


| Measure | Astronergy | Sunpro Power | Margin |
| --- | --- | --- | --- |
| Panel Models | 150 | 79 | +71 |
| Max Power | 735 W | 725 W | +10 W |
| Avg Power | 540 W | 558 W | +18 W |


## Efficiency


| Measure | Astronergy | Sunpro Power | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 24.80% | 24.62% | +0.18 pp |
| Avg Efficiency | 22.71% | 22.88% | +0.17 pp |


## Reliability & Warranty


| Measure | Astronergy | Sunpro Power | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.293%/°C | -0.283%/°C | +0.010 |
| Bifacial Share | 104 (69%) | 72 (91%) | +22 pp |
| Avg Warranty | 29.6 yrs | 30.0 yrs | +0.4 yr |


## Efficiency distribution

Sunpro Power skews to higher efficiency: 39% of lineup is 23%+


| Efficiency band | Astronergy | Sunpro Power |
| --- | --- | --- |
| 20-21% | 6 (4.0%) | 0 |
| 21-22% | 14 (9.3%) | 2 (2.5%) |
| 22-23% | 72 (48.0%) | 46 (58.2%) |
| 23%+ | 58 (38.7%) | 31 (39.2%) |


## Power distribution

Astronergy offers more 600W+ panels (40% of lineup)


| Power band | Astronergy | Sunpro Power |
| --- | --- | --- |
| \<400W | 8 (5.3%) | 0 |
| 400-499W | 58 (38.7%) | 31 (39.2%) |
| 500-599W | 24 (16.0%) | 17 (21.5%) |
| 600-699W | 53 (35.3%) | 23 (29.1%) |
| 700W+ | 7 (4.7%) | 8 (10.1%) |


## Cell technology

Dominant cell tech: TOPCon (89%)

Dominant cell tech: TOPCon (67%)


| Technology | Astronergy | Sunpro Power |
| --- | --- | --- |
| TOPCon | 133 (88.7%) | 53 (67.1%) |
| PERC | 12 (8.0%) | 0 |
| N-type | 5 (3.3%) | 0 |
| HJT | 0 | 16 (20.3%) |
| Back Contact | 0 | 10 (12.7%) |


## Top panels, Astronergy


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [CHSM66N(DG)/F-BH-735](https://comparepv.com/panel/astronergy-chsm66n-dg-f-bh-735) | 735 | 23.7 | -0.290 | Monocrystalline |
| 2 | [CHSM66N(DG)/F-BH-730](https://comparepv.com/panel/astronergy-chint-new-energy-technology-co-ltd-chsm66n-dg-f-bh-730) | 730 | 23.5 | -0.290 | Monocrystalline |
| 3 | [CHSM66N(DG)/F-BH-725](https://comparepv.com/panel/astronergy-chint-new-energy-technology-co-ltd-chsm66n-dg-f-bh-725) | 725 | 23.3 | -0.290 | Monocrystalline |
| 4 | [CHSM66N(DG)/F-BH-720](https://comparepv.com/panel/astronergy-chint-new-energy-technology-co-ltd-chsm66n-dg-f-bh-720) | 720 | 23.2 | -0.290 | Monocrystalline |
| 5 | [CHSM66N(DG)/F-BH-715](https://comparepv.com/panel/astronergy-chint-new-energy-technology-co-ltd-chsm66n-dg-f-bh-715) | 715 | 23.0 | -0.290 | Monocrystalline |
| 6 | [CHSM66N(DG)/F-BH-710](https://comparepv.com/panel/astronergy-chint-new-energy-technology-co-ltd-chsm66n-dg-f-bh-710) | 710 | 22.9 | -0.290 | Monocrystalline |
| 7 | [CHSM66N(DG)/F-BH-705](https://comparepv.com/panel/astronergy-chint-new-energy-technology-co-ltd-chsm66n-dg-f-bh-705) | 705 | 22.7 | -0.290 | Monocrystalline |
| 8 | [CHSM66RN(DG)/F-BQ-670](https://comparepv.com/panel/astronergy-chsm66rn-dg-f-bq-670) | 670 | 24.8 | -0.260 | Monocrystalline |
| 9 | [CHSM66RN(DG)/F-BQ](https://comparepv.com/panel/astronergy-chsm66rn-dg-f-bq) | 670 | 24.8 | -0.260 | Monocrystalline |
| 10 | [CHSM66RN(DG)/F-BQ-665](https://comparepv.com/panel/astronergy-chsm66rn-dg-f-bq-665) | 665 | 24.6 | -0.260 | Monocrystalline |


## Top panels, Sunpro Power


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [SP-210-132DS725](https://comparepv.com/panel/sunpro-sp-210-132ds725) | 725 | 23.3 | -0.240 | Monocrystalline |
| 2 | [SPDG725-N132M12](https://comparepv.com/panel/sunpro-spdg725-n132m12) | 725 | 23.3 | -0.300 | Monocrystalline |
| 3 | [SPDG720-N132M12](https://comparepv.com/panel/sunpro-spdg720-n132m12) | 720 | 23.2 | -0.300 | Monocrystalline |
| 4 | [SP-210-132DS720](https://comparepv.com/panel/sunpro-sp-210-132ds720) | 720 | 23.2 | -0.240 | Monocrystalline |
| 5 | [SPDG715-N132M12](https://comparepv.com/panel/sunpro-spdg715-n132m12) | 715 | 23.0 | -0.300 | Monocrystalline |
| 6 | [SP-210-132DS715](https://comparepv.com/panel/sunpro-sp-210-132ds715) | 715 | 23.0 | -0.240 | Monocrystalline |
| 7 | [SPDG710N132M12](https://comparepv.com/panel/sunpro-spdg710n132m12) | 710 | 22.9 | -0.300 | Monocrystalline |
| 8 | [SP-210-132DS710](https://comparepv.com/panel/sunpro-sp-210-132ds710) | 710 | 22.9 | -0.240 | Monocrystalline |
| 9 | [SPDG665-BC132R12](https://comparepv.com/panel/sunpro-spdg665-bc132r12) | 665 | 24.6 | -0.260 | Monocrystalline |
| 10 | [SPDG660-BC132R12](https://comparepv.com/panel/sunpro-spdg660-bc132r12) | 660 | 24.4 | -0.260 | Monocrystalline |


## Summary

Astronergy is a Chinese solar module manufacturer, part of the Chint Group, with a long manufacturing history and cumulative global shipments reported to have passed 150 GW by mid-2025, including 18.5 GW shipped in the first half of that year alone. It has been named a Tier 1 PV module supplier on S&P Global Commodity Insights' first 2025 Tier 1 Cleantech Companies list, and placed in the top six among module makers in BloombergNEF's 2023 PV module and inverter bankability survey, though a confirmed 2025 or 2026 BNEF ranking was not independently verifiable in available sources. Company-reported figures put annual module capacity in the 76 to 103 GW range for 2024-2025. Sunpro Power is a smaller Chinese manufacturer with production bases reported in Zhejiang and Jiangsu plus some overseas facilities, and it claims BloombergNEF Tier 1 status dating back to Q2 2022, with a BNEF-linked annual capacity figure of around 5 GW cited in a Q1 2026 Tier 1 list; company-stated capacity figures elsewhere are inconsistent, ranging from roughly 2 GW to 3 GW. Overall, Astronergy has the considerably stronger and better-documented institutional footprint, with broader third-party recognition and a production scale more than an order of magnitude larger than Sunpro Power's.

Astronergy's current product push centers on n-type TOPCon technology, including its zero-busbar ASTRO N7 and N7s series and higher-wattage N7 Pro and N8 Pro modules rated above 700W and 800W respectively, aimed at both utility-scale ground mounts and larger commercial rooftops, with the company also citing strong results in a recent PVEL reliability scorecard, though that claim came from a reseller rather than PVEL directly. Sunpro Power's catalog, as seen through wholesale listings, spans PERC and n-type TOPCon bifacial panels in the 400 to 600 watt range, generally positioned as cost-competitive options for residential and commercial installers rather than as a premium or utility-scale specialist brand; independent performance data for these modules is sparse, with most available information coming from retailer product pages rather than third-party labs.

For a typical buyer in 2025, Astronergy is the safer default given its larger scale, documented Tier 1 recognition from multiple independent bodies, and visible investment in current-generation TOPCon technology with third-party testing exposure. Sunpro Power may still suit price-sensitive residential or small commercial projects, particularly where a specific model's specs and warranty terms have been verified directly against the manufacturer's datasheet, but buyers should treat its Tier 1 and capacity claims with more caution since they rely heavily on self-reported or retailer-relayed information rather than consistently verifiable independent sources.

\---LINKS---

\- https://www.pv-magazine.com/press-releases/astronergy-jumps-to-top-6-among-module-manufacturers-in-2023-bloombergnef-bankability-ranking/ \| Astronergy jumps to top 6 in 2023 BloombergNEF bankability ranking \| article

\- https://www.review-energy.com/solar/astronergy-named-tier-1-pv-module-supplier-in-s-p-global-s-first-cleantech-companies-list \| Astronergy named Tier 1 PV module supplier in S&P Global list \| article

\- https://www.pv-magazine-australia.com/press-releases/astronergy-sets-pace-with-cutting-edge-solar-products-and-global-partnerships/ \| Astronergy sets pace with cutting-edge solar products at SNEC 2025 \| article

\- https://www.vicoexport.com/en/65510/tier-1-list-of-solar-panel-manufacturers-q1-2026/ \| Tier 1 list of solar panel manufacturers Q1 2026 (includes Sunpro Power) \| article

Written by claude-sonnet-5 from the figures above.


## Other comparisons

- [Astronergy vs A.B. Energy](https://comparepv.com/astronergy-vs-a-b-energy)
- [AE Solar vs Sunpro Power](https://comparepv.com/ae-solar-vs-sunpro-power)
- [Astronergy vs AEET](https://comparepv.com/astronergy-vs-aeet)
- [AIKO vs Sunpro Power](https://comparepv.com/aiko-vs-sunpro-power)
- [Astronergy vs AKCOME](https://comparepv.com/astronergy-vs-akcome)
- [ARTsolar vs Sunpro Power](https://comparepv.com/artsolar-vs-sunpro-power)


---

Source: https://comparepv.com/astronergy-vs-sunpro-power

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