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MSolar vs AIKO - solar panel manufacturer comparison

MSolar
Headquarters not published
Read the MSolar review
VS
AIKO
China Founded 2009 Tier 1
Read the AIKO review
At a glance

AIKO has the broader catalog (144 vs 5 models). AIKO leads on peak efficiency at 25.20%. AIKO leans bifacial (24% 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
5 144
Highest power
370 Wp 805 Wp
Best efficiency
19.8% 25.2%
Average efficiency
19.3% 23.7%
Bifacial share
0% 24%
Average warranty
25 yrs 30 yrs
01

The two companies

Company facts, not datasheet figures
AIKO
Founded
2009
Headquarters
Shanghai, China
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric MSolar AIKO
Catalog & Power
Panel Models 5 144+139
Max Power 370 W 805 W+435 W
Avg Power 360 W 581 W+221 W
Efficiency
Max Efficiency 19.80% 25.20%+5.40 pp
Avg Efficiency 19.27% 23.65%+4.38 pp
Reliability & Warranty
Avg Temp Coefficient -0.360%/°C -0.271%/°C+0.089
Bifacial Share 0 (0%) 35 (24%)+24 pp
Avg Warranty 25.0 yrs 29.5 yrs+4.5 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)

MSolar cell technology
Share of their models by cell architecture
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

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MSolar is a small American manufacturer headquartered in Woodbridge, Virginia, founded with an explicit mission to reshore solar production to U.S. soil. Its appeal rests heavily on regulatory positioning - FEOC compliance and eligibility for the IRA domestic-content adder - rather than on global scale. The company does not appear on BloombergNEF's Tier 1 solar module list, and independent reviewers have noted uncertainty about its current operational status. AIKO, by contrast, is Shanghai Aiko Solar Energy Co., Ltd., a Chinese manufacturer that reached BloombergNEF Tier 1 status in Q3 2024 and operates at roughly 20 GW of annual production capacity, supported by six factories, three R&D centers across China and Europe, and more than 15,000 employees. In terms of institutional footprint and bankability, AIKO is in a different league.

On the product side, MSolar's catalog centers on nine-busbar half-cell monocrystalline PERC modules aimed at residential and light commercial projects in North America, with the domestic-content credential being a meaningful differentiator for projects seeking the IRA adder. AIKO's signature offering is its proprietary ABC (All Back Contact) cell technology - a distinct architecture that places both electrical contacts on the rear of the cell, enabling module efficiencies that independent testers and PV Tech have recorded in the 24 percent range, among the highest commercially available. AIKO targets premium residential rooftops and increasingly utility-scale ground mounts, and its panels carry a 30-year performance warranty with a degradation floor of 88.85 percent of original rated capacity.

For most buyers in 2025, AIKO is the more straightforward recommendation: it is bankable, ships globally, and leads the market on cell efficiency. MSolar is a niche choice that makes sense primarily for U.S. projects where the IRA domestic-content adder materially changes project economics - provided the buyer can verify the company's current operational and warranty standing before committing.

Generated by Claude Sonnet · 2026-05-14

06

Other brand comparisons

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Manufacturers
ASM AIKO
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 174 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.