SunPower Vs. Canadian Photo voltaic (Which firm ought to I select?)

Rivalries between producers are all the time constructive. Prospects, and the businesses themselves, stand to profit from wholesome competitors. The rivalry between SunPower vs. Canadian Photo voltaic isn’t any exception!

These solar energy giants have a presence globally, with service portfolios and technological breakthroughs spanning over 2 many years.

This text will assist you become familiar with these corporations and their merchandise and in the end help you with determining the one which fits you greatest!


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SunPower Vs. Canadian Photo voltaic

Earlier than we dive in, Allow us to take a look at SunPower vs. Canadian Photo voltaic:

Specs SunPower Canadian Photo voltaic
Photo voltaic Panel Manufacturing Maxeon Photo voltaic Applied sciences Canadian Photo voltaic Manufacturing crops in Canada, China, Indonesia, Vietnam, and Brazil
Score / Effectivity 415W @ 22.3% 670W @ 21.6%
Output Guarantee 25 years 25 years
Output Assure 92% of Rated Energy (25 years) 85% of rated energy (25 years)
Photo voltaic Product Guarantee 25 years 12 years
Dimensions (L x W x H) 72.2″ x 40″ x 1.57″ 93.9″ x 51.3″ x 1.38″
Weight 46.5 lbs (21.1 kg) 75.8 lbs (34.4 kg)
Worth per Watt $3.30 to $4.20 $3.01

Who’s SunPower?

SunPower started as a lab experiment at Stanford College performed by Dr. Richard Swanson in 1985.

Dr. Richard had already begun experimenting along with his lab’s best photo voltaic cell. These cells would later turn out to be the hallmark of the SunPower Firm, serving to them to supply extremely environment friendly photo voltaic panels.

Presently, the corporate holds greater than 500 photo voltaic technology-related patents.

Photo voltaic effectivity: the quantity of photo voltaic vitality {that a} photo voltaic cell can convert into electrical energy. For instance, a photo voltaic panel with an effectivity ranking of 20% protecting 1m², working in an space with a photo voltaic irradiance degree of 1000W/m², will convert 200W per m². It’s, due to this fact, straightforward to see how greater effectivity cells can scale back spatial necessities.

Break up

In 2020, the corporate cut up into two separate entities:

Maxeon Photo voltaic Applied sciences is liable for producing SunPower’s photo voltaic panel know-how. The brand new Gen 6 Maxeon Photo voltaic panel was launched after the cut up, boasting a 22.8% effectivity ranking. It additionally comes with a whopping 40-year guarantee!

SunPower Company focuses on advertising and distributing photo voltaic panels to its clients. Moreover, they finance, promote and set up photo voltaic panels and photo voltaic panel programs.

Supply: SunPower Separation/Funding Announcement

So far as enterprise is worried, the corporate made $1.32 billion in income in 2021.

Presently, the corporate solely serves residential clients via its end-to-end product options. It sells and funds panels, batteries, and photo voltaic monitoring software program.

Who’s Canadian Photo voltaic?

Dr. Shawn Qu began Canadian Photo voltaic in 2001. 

On the time of writing, the corporate has delivered 70 GW to the worldwide grid throughout 160 international locations. One in every of its flagship choices, the 670W photo voltaic panel, has contributed to this staggering determine.

Canadian Photo voltaic boasts its personal manufacturing crops that produce wafers, photo voltaic cells, photo voltaic panels, and different solar-related elements in international locations akin to Canada, China, Indonesia, Vietnam, and Brazil. 

On the enterprise finish, the corporate grew from a $2,000 fund to a staggering $3.5 billion in income in 2020, making it a extra outstanding firm than SunPower.

Product Providing

Canadian Photo voltaic has product choices for residential, business, and industrial clients. These merchandise embrace:-

Moreover, it’s important to notice that Canadian photo voltaic producers photo voltaic panels from starting to finish — from ingots to wafers and photo voltaic cells. This enables them to scale back manufacturing prices.

Which Firm Produces Higher High quality?

One of the crucial vital indicators of high quality is the producer’s guarantee.

Right here, SunPower is miles forward of its competitors. It supplies a 25-year product and energy output guarantee vs. Canadian Photo voltaic’s 25-year energy output guarantee and 12-year product guarantee.

It’s additionally necessary to notice that SunPower has been working for over 25 years, making their declare extra dependable.


So far as panel sturdiness is worried, SunPower is homegrown and has a deep community of suppliers that tailors options for his or her clients’ wants. Furthermore, it boasts a greater guarantee that backs up its merchandise. As such, it takes the lead within the high quality division.

SunPower Vs. Canadian Photo voltaic (Expertise)


As beforehand talked about, SunPower makes use of IBC Maxeon Gen 6 photo voltaic cells, offering them with one of the best effectivity available in the market.

It’s anticipated that the Gen 7 photo voltaic cells might possess even better effectivity ranges, upwards of 26%. This enables them to supply photo voltaic panels that take up much less roof area and last more.

Supply: ScienceDirect

The cell has an N-type IBC with no need steel grid traces. Some particular design components give it sturdiness, together with thick connectors that increase and contract resulting from temperature adjustments and strong steel backing.

Bifacial vs. monofacial solar panels.
Bifacial vs. monofacial photo voltaic panels.
Supply: Couleenergy

Canadian Photo voltaic

Canadian Photo voltaic has monocrystalline bifacial (PERC or Passivated Emitter and Rear Cell) know-how that permits the cells to seize extra mild to maximise electrical energy output.

These PERC cells additionally include a metallic strip seen from the entrance giving it the look of a standard photo voltaic panel.

In 2021, Canadian photo voltaic launched its first N-Sort Heterojunction or HJT module. This enabled it to attain efficiencies upside 22.5% and better guarantee claims.


If you happen to’re searching for extra environment friendly and sturdy panels, SunPower is the way in which to go, because it has the best effectivity available in the market (smaller and lighter panels) with a excessive lifetime worth. That being stated, these panels include a reasonably hefty price ticket.

SunPower Vs. Canadian Photo voltaic: Which Firm Is Cheaper?

In keeping with the NREL’s Spring 2022 Photo voltaic Trade Replace, the typical value of a residential PV system is $2.68 per watt.

$2.68 per watt * 5,000 watts = $13,400


SunPower’s panels begin from $3.30 – $4.15 per watt, making them a quite pricey choice.

$4.15 per watt * 5,000 watts = $20,750

Canadian Photo voltaic

Canadian Photo voltaic’s panels value a mean of $3.01 per watt —a good bit cheaper.

$3.01 per watt * 5,000 watts = $15,050


Primarily based on the numbers, Canadian Photo voltaic takes the lead right here as its choices are cheaper than SunPower’s. 

Nevertheless, when contemplating the output effectivity over an prolonged interval, SunPower’s panels will present 92% of the rated energy output (even after 25 years), whereas Canadian Photo voltaic will present virtually 85% of rated energy over the identical interval. 

SunPower supplies free session to provide its purchasers a tailor-made resolution quite than computerized value estimators.

SunPower Vs. Canadian Photo voltaic: Which Has Higher Effectivity?

We’ve already mentioned how SunPower boasts one of the best effectivity available in the market. However what’s photo voltaic effectivity?

Photo voltaic effectivity is the quantity of photo voltaic vitality a photo voltaic cell can convert from daylight to electrical energy throughout peak irradiance — when mild depth is 1000 W/m2.


In abstract, greater efficiencies relate to smaller, extra strong, and even lighter photo voltaic panel programs — that is the place SunPower shines. The corporate supplies a aggressive providing with its 22.3% environment friendly Maxeon Photo voltaic cells.

Which Firm Product Has Higher A Guarantee?

A guaranty is one thing that ensures repairs or substitute on the a part of the OEM.

A guaranty declare, akin to a 25-year elements guarantee, implies that a producer has quite a lot of confidence in its product and is able to present you safety for any damages to the gear.

Canadian Photo voltaic supplies a 25-year energy output guarantee alongside a 12-year product guarantee, which isn’t too spectacular. The corporate guarantees an 85% rated output by the twenty fifth service yr.

In distinction, SunPower has a 25-year product and energy output guarantee guaranteeing a 92% rated output (even after 25 years).

SunPower vs. Canadian solar power output over a 25-year period.
Photo voltaic output over a 25-year interval.


SunPower takes the cake with its 25-year product and energy output guarantee vs. Canadian Photo voltaic’s 25-year energy output and 12-year product warranties.

Whereas SunPower and Canadian Photo voltaic each have 25-year energy output warranties, SunPower guarantees considerably greater energy.

Moreover, SunPower is among the few corporations within the photo voltaic trade that has existed for over 25 years. As such, its warranties are much more credible.

Nevertheless, Canadian Photo voltaic has been producing new photo voltaic panels with N-type cells that boast a 25-year product and 30-year energy output guarantee.

The new Canadian Solar HTJ series has a 25-year product and 30-year output warranty.
The brand new Canadian Photo voltaic HTJ sequence has a 25-year product and 30-year output guarantee.
Supply: Canadian Photo voltaic

Which Photo voltaic Panel Firm Is Proper For You?

Key Takeaways

Listed here are some key takeaways that will help you along with your choice:

  • Roofing limitations: when you’ve got restricted roof area or structural constraints, you might desire SunPower. The corporate affords lighter and smaller photo voltaic panel modules than Canadian Photo voltaic.
  • Consultations: Suppose you like to take to a devoted marketing consultant that may information you alongside the way in which to your photo voltaic panel set up. In that case, SunPower supplies devoted consultants that help you with selecting the merchandise greatest suited to your circumstances.
  • Price range restrictions: should you’re on a tighter funds however don’t wish to sacrifice high quality, go for Canadian Photo voltaic.
  • Guarantee: SunPower’s 25-year product and energy output guarantee are superior.
  • Output longevity: SunPower’s long-term output is superior to Canadian Photo voltaic’s — 92% vs. 85% after a 25-year interval.


If you happen to ask us, we might suggest SunPower for 2 causes:

Tailor-made service: a marketing consultant will information you thru the method and enable you to select one of the best out there product in your state of affairs.

Reliable: SunPower boasts a 37-year legacy that brings credibility to its merchandise and warranties. This warrants a better price ticket.

That being stated, Canadian Photo voltaic supplies huge worth for the greenback spent, and fairly frankly, its merchandise supply good competitors to SunPower, significantly with its newest choices. 

Finally, we advise you to analysis additional earlier than deciding, as photo voltaic panels are a pricey funding. Seek the advice of our article, “Are Photo voltaic Panels Price It?” for more information on this subject.

Remaining Ideas

That’s it for our SunPower vs. Canadian Photo voltaic comparability.

Do you have to wish to evaluate SunPower to different producers on the market, be at liberty to take a look at our different comparability articles:

If in case you have any additional questions, please attain out to us within the feedback beneath!

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