Side-by-side

Compare

Compare like with like. Aligned scores, specifications and local evidence within one scoring class or tier.

Market context

Global benchmark

Premium Performance

Maxeon 7435–445 W

SunPower | SPR-MAX7-435-PT / SPR-MAX7-440-PT / SPR-MAX7-445-PT (112 IBC cells, monofacial glass-backsheet); scored model SPR-MAX7-445-PT

Mono-glassIBCRear contact

76/ 100

Superior

Strong evidence coverage · 100%

Evidence checked 2026-09-02

Back-Contact Cell24.1% EfficiencyClass-Leading Temp Coeff15+ Yrs Field-ProvenFinancial note
Full scorecard
Premium Performance

Comet 1N590–615 W

AIKO | AIKO-A615-MAH72Mw

72-cellMono-glassABCRear contact

73/ 100

Very good

Strong evidence coverage · 100%

Evidence checked 2026-09-05

Back-Contact CellClass-Leading Temp Coeff15+ Yrs Field-ProvenInsured Warranty
Full scorecard
Side by side

Score profile

MeasureMaxeon 7Comet 1N
Architecture & Design88 / 10088 / 100
Efficiency & Yield63 / 10063 / 100
Durability (verified)74 / 10066 / 100
Performance & Degradation76 / 10078 / 100
Guarantee & Backbone81 / 10064 / 100
Sustainability66 / 10080 / 100

Architecture & Design

Maxeon 7
88 / 100
Comet 1N
88 / 100

Efficiency & Yield

Maxeon 7
63 / 100
Comet 1N
63 / 100

Durability (verified)

Maxeon 7
74 / 100
Comet 1N
66 / 100

Performance & Degradation

Maxeon 7
76 / 100
Comet 1N
78 / 100

Guarantee & Backbone

Maxeon 7
81 / 100
Comet 1N
64 / 100

Sustainability

Maxeon 7
66 / 100
Comet 1N
80 / 100
Side by side

Key specifications

marks the better value on rows where a higher number is better. Temperature coefficient counts as higher when it is closer to zero. Size measures such as rated power carry no marker, because a larger product is a different choice rather than a better one.

MeasureMaxeon 7Comet 1N
ArchitectureIBC moduleABC module
Published rated power range435–445 W590–615 W
Scored benchmark445 W615 W
Power445 W615 W
Efficiency24.1 % (better value on this row)23.8 %
CellIBC siliconN-type ABC silicon
Temp coeff-0.27 %/°C-0.26 %/°C (better value on this row)

Architecture

Maxeon 7
IBC module
Comet 1N
ABC module

Published rated power range

Maxeon 7
435–445 W
Comet 1N
590–615 W

Scored benchmark

Maxeon 7
445 W
Comet 1N
615 W

Power

Maxeon 7
445 W
Comet 1N
615 W

Efficiency

Maxeon 7
24.1 % (better value on this row)
Comet 1N
23.8 %

Cell

Maxeon 7
IBC silicon
Comet 1N
N-type ABC silicon

Temp coeff

Maxeon 7
-0.27 %/°C
Comet 1N
-0.26 %/°C (better value on this row)
Decision snapshot

Where the comparison separates

OverallMaxeon 7 leads the global score by 3 points.
Strongest dimensionsMaxeon 7: Architecture & Design · Comet 1N: Architecture & Design
Largest differenceMaxeon 7 has the largest pillar edge in Guarantee & Backbone (17 points).
Evidence coverageMaxeon 7: strong evidence coverage (100%) · Comet 1N: strong evidence coverage (100%)

A score lead is only meaningful inside this shared class or tier. Weigh it against the specification and evidence rows above before deciding.

Both products are scored in the Premium Performance class, on the same rubric weighting. Scores are not comparable across classes or tiers. Full methodology.