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

# Canadian Solar vs Talesun

Canadian Solar has the broader catalog (292 vs 144 models). Talesun leads on peak efficiency at 24.80%. Talesun leans bifacial (59% of lineup).


## The two companies


| Attribute | Canadian Solar | Talesun |
| --- | --- | --- |
| Country | Canada | China |
| Headquarters | Kitchener | Suzhou |
| Founded | 2001 | 2010 |
| Employees | 17,113 | 501 |
| Annual capacity | 51 GW/year | 5+ GW/year |
| Tier 1 | yes | yes |
| Listed | NASDAQ: CSIQ |  |
| Website | [https://www.canadiansolar.com](https://www.canadiansolar.com) | [http://www.talesun.com](http://www.talesun.com) |

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.

Talesun Solar, a subsidiary of Zhongli Group, is a leading global photovoltaic manufacturer specializing in the development, manufacturing, and delivery of high-quality solar modules and integrated PV energy solutions. The company provides clean and affordable PV energy solutions for residential, commercial, and...


## Catalog & Power


| Measure | Canadian Solar | Talesun | Margin |
| --- | --- | --- | --- |
| Panel Models | 292 | 144 | +148 |
| Max Power | 730 W | 710 W | +20 W |
| Avg Power | 472 W | 564 W | +92 W |


## Efficiency


| Measure | Canadian Solar | Talesun | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 24.40% | 24.80% | +0.40 pp |
| Avg Efficiency | 20.66% | 22.14% | +1.49 pp |


## Reliability & Warranty


| Measure | Canadian Solar | Talesun | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.331%/°C | -0.304%/°C | +0.028 |
| Bifacial Share | 133 (46%) | 85 (59%) | +13 pp |
| Avg Warranty | 28.2 yrs | 28.8 yrs | +0.5 yr |


## Efficiency distribution

Talesun skews to higher efficiency: 28% of lineup is 23%+


| Efficiency band | Canadian Solar | Talesun |
| --- | --- | --- |
| \<20% | 128 (43.8%) | 5 (3.5%) |
| 20-21% | 36 (12.3%) | 24 (16.7%) |
| 21-22% | 41 (14.0%) | 32 (22.2%) |
| 22-23% | 50 (17.1%) | 43 (29.9%) |
| 23%+ | 37 (12.7%) | 40 (27.8%) |


## Power distribution

Talesun offers more 600W+ panels (49% of lineup)


| Power band | Canadian Solar | Talesun |
| --- | --- | --- |
| \<400W | 104 (35.6%) | 8 (5.6%) |
| 400-499W | 72 (24.7%) | 32 (22.2%) |
| 500-599W | 45 (15.4%) | 34 (23.6%) |
| 600-699W | 64 (21.9%) | 67 (46.5%) |
| 700W+ | 7 (2.4%) | 3 (2.1%) |


## Cell technology

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

Dominant cell tech: **TOPCon** (44%)


| Technology | Canadian Solar | Talesun |
| --- | --- | --- |
| PERC | 195 (66.8%) | 51 (35.4%) |
| TOPCon | 85 (29.1%) | 63 (43.8%) |
| HJT | 12 (4.1%) | 8 (5.6%) |
| N-type | 0 | 17 (11.8%) |
| Unknown | 0 | 5 (3.5%) |


## 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 |


## Top panels, Talesun


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [TM8G66M-710](https://comparepv.com/panel/talesun-tm8g66m-710) | 710 | 22.9 | -0.290 | Monocrystalline |
| 2 | [TM8G66M-705](https://comparepv.com/panel/talesun-tm8g66m-705) | 705 | 22.7 | -0.290 | Monocrystalline |
| 3 | [TM8G66M-700](https://comparepv.com/panel/talesun-tm8g66m-700) | 700 | 22.5 | -0.290 | Monocrystalline |
| 4 | [TM8G66M-695](https://comparepv.com/panel/talesun-tm8g66m-695) | 695 | 22.4 | -0.290 | Monocrystalline |
| 5 | [TM8G66M-690](https://comparepv.com/panel/talesun-tm8g66m-690) | 690 | 22.2 | -0.290 | Monocrystalline |
| 6 | [TD8G66M/670W](https://comparepv.com/panel/talesun-td8g66m-670w) | 670 | 21.6 | -0.340 | Monocrystalline |
| 7 | [TP8F66M-670](https://comparepv.com/panel/talesun-tp8f66m-670) | 670 | 21.6 | -0.340 | Monocrystalline |
| 8 | [CIPRO-TN9C72M(H)-670](https://comparepv.com/panel/talesun-cipro-tn9c72m-h-670) | 670 | 24.8 | -0.260 | Monocrystalline |
| 9 | [TD8G66M/665W](https://comparepv.com/panel/talesun-td8g66m-665w) | 665 | 21.4 | -0.340 | Monocrystalline |
| 10 | [TP8F66M-665](https://comparepv.com/panel/talesun-tp8f66m-665) | 665 | 21.4 | -0.340 | Monocrystalline |


## Summary

Canadian Solar was founded in 2001 by Dr. Shawn Qu in Kitchener, Ontario, Canada, and has traded on NASDAQ (CSIQ) since November 2006. It holds confirmed Tier 1 status on S&P Global Commodity Insights' 2025 Premier List and reports annual module production capacity of approximately 61 GW, with cumulative lifetime shipments exceeding 170 GW. Talesun Solar, headquartered in Suzhou, China, is a subsidiary of the Zhongli Science and Technology Group established around 2010. The company joined BloombergNEF's Tier 1 list in Q1 2025 and reports cumulative global module shipments exceeding 36 GW. On institutional footprint, Canadian Solar is in a different league: its stock exchange listing, publicly audited financials, and substantially larger manufacturing scale place it firmly among the top global module suppliers.

Canadian Solar's current lineup centers on N-type technology: the TOPCon 3.0 generation carries a confirmed conversion efficiency of 24.8%, and the HiHero HJT series reaches up to 23.9% module efficiency. Large bifacial formats such as the TOPBiHiKu7 address utility-scale ground-mount projects, while a broad range of mid-format modules serves commercial C&I and residential rooftop buyers. DNV has published independent technical reviews of the HJT lineup, strengthening bankability for project-financed installations. Talesun's offering is built around its BIPRO TOPCon bifacial series, reaching up to 23% module efficiency and covering power outputs from residential scale to approximately 700 W for utility-class systems. The company backs its modules with a 30-year linear power output warranty and distributes to more than 80 countries.

For most international buyers, Canadian Solar is the lower-risk default: NASDAQ-level financial transparency, manufacturing depth, and independent DNV validation give it a clear bankability advantage. Talesun is a credible Tier 1 alternative for cost-sensitive projects or markets where Canadian Solar supply is constrained, but it carries fewer published independent benchmarks. At a purely technical level, both brands offer current-generation TOPCon bifacial technology and the performance gap is narrow - the decisive difference lies in bankability and supply-chain depth.

Written by claude-sonnet from the figures above.


## Other comparisons

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


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

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