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REC vs AIKO - solar panel manufacturer comparison

REC
Norway Founded 1996 Tier 1
Read the REC review
VS
AIKO
China Founded 2009 Tier 1
Read the AIKO review
At a glance

AIKO has the broader catalog (144 vs 58 models). AIKO leads on peak efficiency at 25.20%. REC leans bifacial (59% 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
58 144
Highest power
640 Wp 805 Wp
Best efficiency
22.8% 25.2%
Average efficiency
18.9% 23.7%
Bifacial share
59% 24%
Average warranty
26 yrs 30 yrs
01

The two companies

Company facts, not datasheet figures
REC
Founded
1996
Headquarters
Sandvika, Norway
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 REC AIKO
Catalog & Power
Panel Models 58 144+86
Max Power 640 W 805 W+165 W
Avg Power 385 W 581 W+196 W
Efficiency
Max Efficiency 22.80% 25.20%+2.40 pp
Avg Efficiency 18.92% 23.65%+4.73 pp
Reliability & Warranty
Avg Temp Coefficient -0.300%/°C -0.271%/°C+0.029
Bifacial Share 34 (59%)+34 pp 35 (24%)
Avg Warranty 25.5 yrs 29.5 yrs+4.0 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)

REC cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>HJT</strong> (59%)

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 that has risen rapidly to global prominence on the strength of its All Back Contact (ABC) cell technology. Headquartered in China, it is a comparatively young entrant that has nonetheless achieved BloombergNEF Tier 1 bankability status and, as of 2025, reports an annual production capacity of around 20 GW, with ongoing investment to expand its dedicated ABC cell lines. REC Group traces its origins to Norway, where it was founded in 1996, and today manufactures primarily at its integrated complex in Singapore, with a reported annual module capacity of approximately 1.8 GW; it too carries BloombergNEF Tier 1 status. The scale gap is considerable - AIKO's manufacturing footprint is roughly an order of magnitude larger, giving it the stronger supply-chain position for high-volume procurement.

AIKO's product range is built around the Neostar ABC series, which targets premium residential and commercial rooftops where maximizing power density on constrained roof space is the priority. Its ABC architecture relocates all electrical contacts to the rear of the cell, enabling mass-produced module efficiencies that have surpassed 24% - the highest reported for commercially available panels as of mid-2025. The panels also carry a 30-year performance warranty with an unusually low annual degradation allowance. REC's flagship line is the Alpha Pure series, based on heterojunction (HJT) technology and reaching efficiencies of up to 22.6%; the company also offers the TwinPeak range for buyers seeking a slightly lower price point. REC's HJT cells carry an industry-leading temperature coefficient and a 92% power output guarantee at year 25 when installed by a certified partner, making them well suited to residential rooftops where long-term yield reliability is prioritized over peak watt output.

For a typical residential or light-commercial buyer in 2025, AIKO holds a meaningful edge in headline efficiency and generally comes in at a slightly lower price than REC Alpha despite comparable or superior performance figures, making it the stronger value proposition where rooftop yield matters most. REC's advantage lies in its near-three-decade track record, which carries weight with project finance lenders and risk-averse buyers, and in a marginally better temperature coefficient. The two brands are close enough in real-world performance that installer availability, local after-sales support, and project-specific pricing will often be the decisive factors.

Generated by Claude Sonnet · 2026-05-20

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 7 REC 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.