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Canadian Solar vs AIKO - solar panel manufacturer comparison

Canadian Solar
Canada Founded 2001 Tier 1
Read the Canadian Solar review
VS
AIKO
China Founded 2009 Tier 1
Read the AIKO review
At a glance

Canadian Solar has the broader catalog (292 vs 144 models). AIKO leads on peak efficiency at 25.20%. Canadian Solar leans bifacial (46% of lineup).

Both catalogues are read from the manufacturers' own datasheets. A brand is not scored against the market here, only against the other brand on this page.

Panel models
292 144
Highest power
730 Wp 805 Wp
Best efficiency
24.4% 25.2%
Average efficiency
20.7% 23.7%
Bifacial share
46% 24%
Average warranty
28 yrs 30 yrs
01

The two companies

Company facts, not datasheet figures
Canadian Solar

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.

Founded
2001
Headquarters
Kitchener, Canada
Annual capacity
51 GW/year
Employees
17,113
Tier 1 bankable
Yes
AIKO
Founded
2009
Headquarters
Shanghai, China
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric Canadian Solar AIKO
Catalog & Power
Panel Models 292+148 144
Max Power 730 W 805 W+75 W
Avg Power 472 W 581 W+110 W
Efficiency
Max Efficiency 24.40% 25.20%+0.80 pp
Avg Efficiency 20.66% 23.65%+3.00 pp
Reliability & Warranty
Avg Temp Coefficient -0.331%/°C -0.271%/°C+0.061
Bifacial Share 133 (46%)+21 pp 35 (24%)
Avg Warranty 28.2 yrs 29.5 yrs+1.3 yr

An average over a catalogue describes the range a manufacturer publishes, not the module you would buy. A brand with two flagship panels and eighty older ones averages worse than one that has retired its back catalogue.

03

What each of them builds

Cell technology across the market
Efficiency spread
Share of each catalogue in every efficiency band

AIKO skews to higher efficiency: 85% of lineup is 23%+

Power spread
Share of each catalogue in every power band

AIKO offers more 600W+ panels (60% of lineup)

Canadian Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (67%)

AIKO cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>Back Contact</strong> (83%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

AIKO is a Chinese solar manufacturer headquartered in Shanghai, founded in 2009. The company has built its identity around proprietary N-type ABC (All Back Contact) cell technology, which carries the highest theoretical conversion efficiency of any monocrystalline silicon architecture. AIKO achieved a BloombergNEF Tier 1 listing in 2024 and reported manufacturing capacity of approximately 20 GW as of Q1 2025, with a third factory ramp underway. Canadian Solar, by contrast, was founded in 2001 in Guelph, Ontario, has been listed on NASDAQ since 2006, and has shipped nearly 165 GW cumulatively to customers worldwide. Its production capacity stood at approximately 61 GW in the first half of 2025, and it has maintained consistent BloombergNEF Tier 1 status for many years while also earning recognition on the S&P Global Commodity Insights Premier List of Tier 1 Cleantech Companies 2025. On institutional footprint and bankability, Canadian Solar holds a substantially stronger position.

AIKO's product lineup is focused on high-efficiency ABC modules that set a mass-production world record of 24.4% module efficiency in June 2025. These panels are primarily targeted at premium residential rooftop and commercial and industrial (C&I) applications where roof area is constrained and high power density justifies a price premium. Canadian Solar offers a broader portfolio spanning PERC-based HiKu modules for mainstream residential use, TOPCon-based TOPHiKu and TOPBiHiKu modules for C&I and self-consumption, and high-wattage utility-scale panels reaching up to 690 W. This range allows Canadian Solar to serve buyers from single-family rooftops to multi-hundred-megawatt ground-mount projects with a single supplier relationship.

For most international buyers - particularly project developers seeking non-recourse financing or EPCs requiring proven bankability - Canadian Solar is the lower-risk default, backed by two decades of track record and deep lender familiarity. AIKO is the compelling choice when maximum efficiency per square meter is the primary criterion and the buyer is comfortable with a newer entrant carrying a price premium. In the premium C&I segment specifically, the two brands can be considered broadly interchangeable if pricing converges, with the final decision coming down to local distributor support and project-specific efficiency requirements.

Generated by Claude Sonnet · 2026-07-14

06

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Something missing from a catalogue? Both lists are built from the datasheets in the database. If a model is absent, it has not been ingested yet.

Shop prices: See 39 Canadian Solar offers · See 179 AIKO offers

Comparisons are computed from manufacturer datasheets held in the ComparePV database and may not reflect a brand's complete current lineup. Nothing on this page is paid placement.