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

# Astronergy vs Canadian Solar

Canadian Solar has the broader catalog (292 vs 150 models). Astronergy leads on peak efficiency at 24.80%. Astronergy leans bifacial (69% of lineup).


## The two companies


| Attribute | Astronergy | Canadian Solar |
| --- | --- | --- |
| Country | China | Canada |
| Headquarters | Hangzhou | Kitchener |
| Founded | 2006 | 2001 |
| Employees | 12000+ | 17,113 |
| Annual capacity | 76+ GW/year | 51 GW/year |
| Tier 1 | yes | yes |
| Listed | Shanghai Stock Exchange: SHA: 601877 | NASDAQ: CSIQ |
| Website | [http://www.astronergy.com/](http://www.astronergy.com/) | [https://www.canadiansolar.com](https://www.canadiansolar.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...

Canadian Solar Inc. is a global renewable energy company founded in 2001. Headquartered in Kitchener, Ontario, it manufactures solar PV modules and provides battery energy storage solutions. The company also develops utility-scale solar power and battery energy storage projects.


## Catalog & Power


| Measure | Astronergy | Canadian Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 150 | 292 | +142 |
| Max Power | 735 W | 730 W | +5 W |
| Avg Power | 540 W | 472 W | +68 W |


## Efficiency


| Measure | Astronergy | Canadian Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 24.80% | 24.40% | +0.40 pp |
| Avg Efficiency | 22.71% | 20.66% | +2.05 pp |


## Reliability & Warranty


| Measure | Astronergy | Canadian Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.293%/°C | -0.331%/°C | +0.038 |
| Bifacial Share | 104 (69%) | 133 (46%) | +24 pp |
| Avg Warranty | 29.6 yrs | 28.2 yrs | +1.4 yr |


## Efficiency distribution

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


| Efficiency band | Astronergy | Canadian Solar |
| --- | --- | --- |
| 20-21% | 6 (4.0%) | 36 (12.3%) |
| 21-22% | 14 (9.3%) | 41 (14.0%) |
| 22-23% | 72 (48.0%) | 50 (17.1%) |
| 23%+ | 58 (38.7%) | 37 (12.7%) |
| \<20% | 0 | 128 (43.8%) |


## Power distribution

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


| Power band | Astronergy | Canadian Solar |
| --- | --- | --- |
| \<400W | 8 (5.3%) | 104 (35.6%) |
| 400-499W | 58 (38.7%) | 72 (24.7%) |
| 500-599W | 24 (16.0%) | 45 (15.4%) |
| 600-699W | 53 (35.3%) | 64 (21.9%) |
| 700W+ | 7 (4.7%) | 7 (2.4%) |


## Cell technology

Dominant cell tech: **TOPCon** (89%)

Dominant cell tech: **PERC** (67%)


| Technology | Astronergy | Canadian Solar |
| --- | --- | --- |
| TOPCon | 133 (88.7%) | 85 (29.1%) |
| PERC | 12 (8.0%) | 195 (66.8%) |
| N-type | 5 (3.3%) | 0 |
| HJT | 0 | 12 (4.1%) |


## 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, Canadian Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [CS7N-730TB-AG](https://comparepv.com/panel/csi-solar-co-ltd-canadian-solar-cs7n-730tb-ag) | 730 | 23.5 | -0.290 | Monocrystalline |
| 2 | [CS7N-725TB-AG](https://comparepv.com/panel/csi-solar-co-ltd-canadian-solar-cs7n-725tb-ag) | 725 | 23.3 | -0.290 | Monocrystalline |
| 3 | [CS7N-720TB-AG](https://comparepv.com/panel/csi-solar-co-ltd-canadian-solar-cs7n-720tb-ag) | 720 | 23.2 | -0.290 | Monocrystalline |
| 4 | [CS7N-715TB-AG](https://comparepv.com/panel/csi-solar-co-ltd-canadian-solar-cs7n-715tb-ag) | 715 | 23.0 | -0.290 | Monocrystalline |
| 5 | [CS7N-710TB-AG](https://comparepv.com/panel/csi-solar-co-ltd-canadian-solar-cs7n-710tb-ag) | 710 | 22.9 | -0.290 | Monocrystalline |
| 6 | [CS7N-705TB-AG](https://comparepv.com/panel/csi-solar-co-ltd-canadian-solar-cs7n-705tb-ag) | 705 | 22.7 | -0.290 | Monocrystalline |
| 7 | [CS7N-700TB-AG](https://comparepv.com/panel/csi-solar-co-ltd-canadian-solar-cs7n-700tb-ag) | 700 | 22.5 | -0.290 | Monocrystalline |
| 8 | [CS7N-695TB-AG](https://comparepv.com/panel/csi-solar-co-ltd-canadian-solar-cs7n-695tb-ag) | 695 | 22.4 | -0.290 | Monocrystalline |
| 9 | [CS7N-690TB-AG](https://comparepv.com/panel/csi-solar-co-ltd-canadian-solar-cs7n-690tb-ag) | 690 | 22.2 | -0.290 | Monocrystalline |
| 10 | [CS7N-675MS](https://comparepv.com/panel/csi-solar-co-ltd-canadian-solar-cs7n-675ms) | 675 | 21.7 | -0.340 | Monocrystalline |


## Summary

Astronergy is a Chinese solar manufacturer founded in 2006, headquartered in Haining, Zhejiang, and operating as a subsidiary of CHINT Group, an industrial conglomerate established in 1984. The company holds Tier 1 status from both BloombergNEF and S&P Global Commodity Insights, with a production capacity of approximately 56 GW as of mid-2025 and cumulative global shipments exceeding 150 GW. Canadian Solar was founded in 2001 by Dr. Shawn Qu in Ontario, Canada, and remains headquartered in Kitchener, Ontario. It has been publicly listed on NASDAQ since 2006 under the ticker CSIQ and holds a rare dual Tier 1 designation from S&P Global Commodity Insights - covering both PV modules and battery energy storage systems. With a targeted module manufacturing capacity of over 51 GW by end-2025, Canadian Solar carries a broader institutional footprint in Western capital markets owing to its public listing and diversified energy business.

Astronergy has rapidly shifted its portfolio toward n-type TOPCon technology, which now dominates its lineup. The ASTRO N7 series addresses residential and commercial rooftop applications, including an anti-dust variant suited to low-maintenance markets, while the ASTRO N7 Pro - rated up to 670 W with a module efficiency of up to 24.8% - targets utility-scale and commercial-industrial ground-mount projects. The ASTRO N8 bifacial series pushes output further for large-scale plants. Canadian Solar covers comparable ground: the HiKu6 line serves residential and small commercial installations, the TOPHiKu6 series offers monofacial n-type TOPCon modules for self-consumption and mid-scale commercial use, and the bifacial TOPBiHiKu6/7 modules in n-type TOPCon are aimed at C&I and utility-scale projects, with outputs reaching approximately 720 W and above.

For most buyers, both brands represent credible Tier 1 choices backed by comparable technology generations and independent test performance. Astronergy stands out for its aggressive TOPCon procurement pricing and an eight-year consecutive Kiwa PVEL Top Performer record. Canadian Solar's public listing, established acceptance in project-finance due diligence, and dual module-plus-storage Tier 1 status make it the lower-risk default for large institutional or internationally financed projects. For residential and smaller commercial buyers, the two brands are largely interchangeable.

Written by claude-sonnet from the figures above.


## Other comparisons

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


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Source: https://comparepv.com/astronergy-vs-canadian-solar

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