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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

Alpha Pure-R

REC

76/ 100

Superior

Strong evidence coverage · 69%

Evidence checked 2026-06-16

Heterojunction (HJT)Class-Leading Temp Coeff15+ Yrs Field-Proven
Full scorecard
Premium Performance

Comet 1N

AIKO

76/ 100

Superior

Strong evidence coverage · 69%

Evidence checked 2026-06-16

Back-Contact CellClass-Leading Temp Coeff15+ Yrs Field-ProvenPVEL Top Performer
Full scorecard
Side by side

Score profile

MeasureAlpha Pure-RComet 1N
Architecture & Design78 / 10086 / 100
Efficiency & Yield73 / 10076 / 100
Durability (verified)74 / 10074 / 100
Performance & Degradation82 / 10078 / 100
Guarantee & Backbone79 / 10064 / 100
Sustainability60 / 10080 / 100

Architecture & Design

Alpha Pure-R
78 / 100
Comet 1N
86 / 100

Efficiency & Yield

Alpha Pure-R
73 / 100
Comet 1N
76 / 100

Durability (verified)

Alpha Pure-R
74 / 100
Comet 1N
74 / 100

Performance & Degradation

Alpha Pure-R
82 / 100
Comet 1N
78 / 100

Guarantee & Backbone

Alpha Pure-R
79 / 100
Comet 1N
64 / 100

Sustainability

Alpha Pure-R
60 / 100
Comet 1N
80 / 100
Side by side

Key specifications

MeasureAlpha Pure-RComet 1N
Published rated power range400–430 W590–615 W
Scored benchmark430 W615 W
Power430 W615 W
Efficiency22.3 %23.8 %
CellHeterojunctionBack-contact
Temp coeff-0.24 %/°C-0.26 %/°C

Published rated power range

Alpha Pure-R
400–430 W
Comet 1N
590–615 W

Scored benchmark

Alpha Pure-R
430 W
Comet 1N
615 W

Power

Alpha Pure-R
430 W
Comet 1N
615 W

Efficiency

Alpha Pure-R
22.3 %
Comet 1N
23.8 %

Cell

Alpha Pure-R
Heterojunction
Comet 1N
Back-contact

Temp coeff

Alpha Pure-R
-0.24 %/°C
Comet 1N
-0.26 %/°C
Decision snapshot

Where the comparison separates

OverallThe products are tied at 76.
Strongest dimensionsAlpha Pure-R: Performance & Degradation · Comet 1N: Architecture & Design
Largest differenceComet 1N has the largest pillar edge in Sustainability (20 points).
Evidence coverageAlpha Pure-R: strong evidence coverage (69%) · Comet 1N: strong evidence coverage (69%)

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.