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

# Canadian Solar vs Runda Solar

Canadian Solar has the broader catalog (292 vs 6 models). Canadian Solar leads on peak efficiency at 24.40%. Runda Solar leans bifacial (100% of lineup).


## The two companies


| Attribute | Canadian Solar | Runda Solar |
| --- | --- | --- |
| Country | Canada | China |
| Headquarters | Kitchener | Yancheng, Jiangsu Province |
| Founded | 2001 | 2009 |
| Employees | 17,113 | 800+ |
| Annual capacity | 51 GW/year | 4GW (modules), 8GW (cells), 1GWh (energy storage) GW/year |
| Tier 1 | yes |  |
| Listed | NASDAQ: CSIQ | NEEQ (National Equities Exchange and Quotations): 832391 |
| Website | [https://www.canadiansolar.com](https://www.canadiansolar.com) | http://www.rundaenergy.com/ (redirects to https://www.rundapv.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.

Runda Solar (Jiangsu Runda PV Co., Ltd.) is a high-tech company dedicated to manufacturing world-class solar photovoltaic modules. The company's business covers the entire photovoltaic industry chain, including R&D, production, and sales of PV modules, as well as energy storage and smart grid solutions. Runda Solar...


## Catalog & Power


| Measure | Canadian Solar | Runda Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 292 | 6 | +286 |
| Max Power | 730 W | 730 W |  |
| Avg Power | 472 W | 718 W | +246 W |


## Efficiency


| Measure | Canadian Solar | Runda Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 24.40% | 23.50% | +0.90 pp |
| Avg Efficiency | 20.66% | 23.10% | +2.44 pp |


## Reliability & Warranty


| Measure | Canadian Solar | Runda Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.331%/°C | -0.310%/°C | +0.021 |
| Bifacial Share | 133 (46%) | 6 (100%) | +54 pp |
| Avg Warranty | 28.2 yrs | 30.0 yrs | +1.8 yr |


## Efficiency distribution

Runda Solar skews to higher efficiency: 67% of lineup is 23%+


| Efficiency band | Canadian Solar | Runda Solar |
| --- | --- | --- |
| \<20% | 128 (43.8%) | 0 |
| 20-21% | 36 (12.3%) | 0 |
| 21-22% | 41 (14.0%) | 0 |
| 22-23% | 50 (17.1%) | 2 (33.3%) |
| 23%+ | 37 (12.7%) | 4 (66.7%) |


## Power distribution

Runda Solar offers more 600W+ panels (100% of lineup)


| Power band | Canadian Solar | Runda Solar |
| --- | --- | --- |
| \<400W | 104 (35.6%) | 0 |
| 400-499W | 72 (24.7%) | 0 |
| 500-599W | 45 (15.4%) | 0 |
| 600-699W | 64 (21.9%) | 0 |
| 700W+ | 7 (2.4%) | 6 (100.0%) |


## Cell technology

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

Dominant cell tech: **TOPCon** (100%)


| Technology | Canadian Solar | Runda Solar |
| --- | --- | --- |
| PERC | 195 (66.8%) | 0 |
| TOPCon | 85 (29.1%) | 6 (100.0%) |
| HJT | 12 (4.1%) | 0 |


## 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, Runda Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [RS730S9-132GANT](https://comparepv.com/panel/runda-solar-rs730s9-132gant) | 730 | 23.5 | -0.310 | Monocrystalline |
| 2 | [RS725S9-132GANT](https://comparepv.com/panel/runda-solar-rs725s9-132gant) | 725 | 23.3 | -0.310 | Monocrystalline |
| 3 | [RS720S9-132GANT](https://comparepv.com/panel/runda-solar-rs720s9-132gant) | 720 | 23.2 | -0.310 | Monocrystalline |
| 4 | [RS715S9-132GANT](https://comparepv.com/panel/runda-solar-rs715s9-132gant) | 715 | 23.0 | -0.310 | Monocrystalline |
| 5 | [RS710S9-132GANT](https://comparepv.com/panel/runda-solar-rs710s9-132gant) | 710 | 22.9 | -0.310 | Monocrystalline |
| 6 | [RS705S9-132GANT](https://comparepv.com/panel/runda-solar-rs705s9-132gant) | 705 | 22.7 | -0.310 | Monocrystalline |


## Summary

Canadian Solar is a Canadian manufacturer headquartered in Guelph, with its corporate headquarters now based in Kitchener, Ontario, founded in 2001 by Dr. Shawn Qu. It has consistently ranked among BloombergNEF's Tier 1 bankable module suppliers, with annual manufacturing capacity in the tens of gigawatts (module capacity above 50 GW), placing it firmly among the world's largest panel producers. Runda Solar (Jiangsu Runda PV Co.), by contrast, is a much smaller Chinese manufacturer based in Wuxi, founded in 2009, with module capacity around 4 GW and cell capacity in the 3.5-8 GW range; available sources do not confirm current BloombergNEF Tier 1 status for the brand. In terms of institutional scale and documented financial bankability, Canadian Solar holds a clearly stronger position.

Canadian Solar's product range spans the HiKu series (TOPCon) for residential and commercial rooftops, the higher-wattage HiKu7 for utility-scale ground-mount projects, and the premium HiHero line using HJT cell technology with claimed efficiencies up to 23.5 percent and strong bifacial performance. Runda Solar focuses on TOPCon modules in the 705-730W range, with a stated average efficiency around 23.1 percent, targeting mainly residential and commercial installations; its smaller manufacturing footprint limits its presence in large utility-scale projects.

For a typical international buyer, whether a homeowner or a commercial project developer, Canadian Solar is the safer default given its confirmed bankability, longer track record, and global service network. Runda Solar may be worth considering for smaller installations where price and raw technical specs matter most, but buyers should verify warranty terms and local service support more carefully before committing.

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


## Other comparisons

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


---

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

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