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

# Canadian Solar vs HD Solar

Canadian Solar has the broader catalog (292 vs 7 models). Canadian Solar leads on peak efficiency at 24.40%. HD Solar leans bifacial (100% of lineup).


## The two companies


| Attribute | Canadian Solar | HD Solar |
| --- | --- | --- |
| Country | Canada |  |
| Headquarters | Kitchener |  |
| Founded | 2001 |  |
| Employees | 17,113 |  |
| Annual capacity | 51 GW/year |  |
| Tier 1 | yes | no |
| Listed | NASDAQ: CSIQ |  |
| Website | [https://www.canadiansolar.com](https://www.canadiansolar.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.


## Catalog & Power


| Measure | Canadian Solar | HD Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 292 | 7 | +285 |
| Max Power | 730 W | 635 W | +95 W |
| Avg Power | 472 W | 620 W | +148 W |


## Efficiency


| Measure | Canadian Solar | HD Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 24.40% | 23.50% | +0.90 pp |
| Avg Efficiency | 20.66% | 22.96% | +2.30 pp |


## Reliability & Warranty


| Measure | Canadian Solar | HD Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.331%/°C | -0.300%/°C | +0.031 |
| Bifacial Share | 133 (46%) | 7 (100%) | +54 pp |
| Avg Warranty | 28.2 yrs | 30.0 yrs | +1.8 yr |


## Efficiency distribution

HD Solar skews to higher efficiency: 57% of lineup is 23%+


| Efficiency band | Canadian Solar | HD Solar |
| --- | --- | --- |
| \<20% | 128 (43.8%) | 0 |
| 20-21% | 36 (12.3%) | 0 |
| 21-22% | 41 (14.0%) | 0 |
| 22-23% | 50 (17.1%) | 3 (42.9%) |
| 23%+ | 37 (12.7%) | 4 (57.1%) |


## Power distribution

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


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


## Cell technology

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

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


| Technology | Canadian Solar | HD Solar |
| --- | --- | --- |
| PERC | 195 (66.8%) | 0 |
| TOPCon | 85 (29.1%) | 7 (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, HD Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [HD-N-G12-635](https://comparepv.com/panel/hd-solar-hd-n-g12-635) | 635 | 23.5 | -0.300 | Monocrystalline |
| 2 | [HD-N-G12-630](https://comparepv.com/panel/hd-solar-hd-n-g12-630) | 630 | 23.3 | -0.300 | Monocrystalline |
| 3 | [HD-N-G12-625](https://comparepv.com/panel/hd-solar-hd-n-g12-625) | 625 | 23.1 | -0.300 | Monocrystalline |
| 4 | [HD-N-G12-620](https://comparepv.com/panel/hd-solar-hd-n-g12-620) | 620 | 23.0 | -0.300 | Monocrystalline |
| 5 | [HD-N-G12-615](https://comparepv.com/panel/hd-solar-hd-n-g12-615) | 615 | 22.8 | -0.300 | Monocrystalline |
| 6 | [HD-N-G12-610](https://comparepv.com/panel/hd-solar-hd-n-g12-610) | 610 | 22.6 | -0.300 | Monocrystalline |
| 7 | [HD-N-G12-605](https://comparepv.com/panel/hd-solar-hd-n-g12-605) | 605 | 22.4 | -0.300 | Monocrystalline |


## Summary

Canadian Solar is a manufacturer headquartered in Guelph/Kitchener, Ontario, Canada, founded in 2001 by Dr. Shawn Qu. It consistently appears on BloombergNEF's Tier 1 list, confirming its bankability for projects requiring non-recourse bank financing. The company is vertically integrated, producing cells, modules, and energy storage systems, with module-level manufacturing capacity reported around 50 GW annually as of 2025, and facilities spanning China, Southeast Asia, and North America. HD Solar is a much less documented brand in independent industry sources; available information points to a Hong Kong headquarters and a profile covering silicon cells, PV modules, and LFP battery storage, but no confirmed presence on BloombergNEF's Tier 1 list or verifiable production-scale figures could be found in outlets such as pv-magazine or Taiyang News. On institutional footprint and documented bankability, Canadian Solar clearly has the stronger position.

Canadian Solar's product range spans residential rooftop panels, commercial and industrial (C&I) installations, and utility-scale ground-mount projects, with TOPCon and HJT cell technology featured in its newer module lines, including North American-made low-carbon TOPCon/HJT products. HD Solar, based on manufacturer materials and comparison sites, appears focused on high-power monocrystalline modules (roughly 605-635W) with a strong bifacial lineup, suggesting a positioning toward commercial and industrial applications, though this data originates largely from marketing materials rather than independent field testing.

For a typical international buyer, Canadian Solar remains the safer default choice given its documented bankability, long track record, and established service network. HD Solar could be worth considering for specific technical specs like high wattage and bifacial design, but its limited market transparency means buyers should verify claims independently, especially for projects requiring bank financing.

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 HD Solar](https://comparepv.com/ae-solar-vs-hd-solar)
- [Canadian Solar vs AEET](https://comparepv.com/canadian-solar-vs-aeet)
- [AIKO vs HD Solar](https://comparepv.com/aiko-vs-hd-solar)
- [Canadian Solar vs AKCOME](https://comparepv.com/canadian-solar-vs-akcome)
- [ARTsolar vs HD Solar](https://comparepv.com/artsolar-vs-hd-solar)


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

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