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

Market context

Global benchmark

Premium Performance

Comet 1N

AIKO

77/ 100

Superior

Strong evidence coverage · 69%

Evidence checked 2026-06-16

Back-Contact CellClass-Leading Temp Coeff15+ Yrs Field-ProvenPVEL Top Performer
Full scorecard
Premium Performance

G4 Infinite Ultra

AIKO

78/ 100

Superior

Limited evidence coverage · 12%

Evidence checked 2026-07-14

Back-Contact Cell25.6% EfficiencyClass-Leading Temp Coeff15+ Yrs Field-Proven
Full scorecard
Side by side

Score profile

MeasureComet 1NG4 Infinite Ultra
Architecture & Design86 / 10085 / 100
Efficiency & Yield77 / 10085 / 100
Durability (verified)74 / 10067 / 100
Performance & Degradation78 / 10078 / 100
Guarantee & Backbone64 / 10074 / 100
Sustainability80 / 10080 / 100

Architecture & Design

Comet 1N
86 / 100
G4 Infinite Ultra
85 / 100

Efficiency & Yield

Comet 1N
77 / 100
G4 Infinite Ultra
85 / 100

Durability (verified)

Comet 1N
74 / 100
G4 Infinite Ultra
67 / 100

Performance & Degradation

Comet 1N
78 / 100
G4 Infinite Ultra
78 / 100

Guarantee & Backbone

Comet 1N
64 / 100
G4 Infinite Ultra
74 / 100

Sustainability

Comet 1N
80 / 100
G4 Infinite Ultra
80 / 100
Side by side

Key specifications

MeasureComet 1NG4 Infinite Ultra
Published rated power range590–615 W690 W
Scored benchmark615 WNot stated
Power615 W690 W
Efficiency23.8 %25.6 %
CellBack-contactBack-contact
Temp coeff-0.26 %/°C-0.26 %/°C

Published rated power range

Comet 1N
590–615 W
G4 Infinite Ultra
690 W

Scored benchmark

Comet 1N
615 W
G4 Infinite Ultra
Not stated

Power

Comet 1N
615 W
G4 Infinite Ultra
690 W

Efficiency

Comet 1N
23.8 %
G4 Infinite Ultra
25.6 %

Cell

Comet 1N
Back-contact
G4 Infinite Ultra
Back-contact

Temp coeff

Comet 1N
-0.26 %/°C
G4 Infinite Ultra
-0.26 %/°C
Decision snapshot

Where the comparison separates

OverallG4 Infinite Ultra leads the global score by 1 point.
Strongest dimensionsComet 1N: Architecture & Design · G4 Infinite Ultra: Architecture & Design
Largest differenceG4 Infinite Ultra has the largest pillar edge in Guarantee & Backbone (10 points).
Evidence coverageComet 1N: strong evidence coverage (69%) · G4 Infinite Ultra: limited evidence coverage (12%)

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.