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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

EverVolt HK2420–430 W

Panasonic | EverVolt EVPV430HK2-BLK

HJT

73/ 100

Very good

Minimal evidence coverage · 0%

Evidence checked 2026-09-20

Financial 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

MeasureEverVolt HK2Comet 1N
Architecture & Design78 / 10088 / 100
Efficiency & Yield63 / 10063 / 100
Durability (verified)61 / 10066 / 100
Performance & Degradation86 / 10078 / 100
Guarantee & Backbone82 / 10064 / 100
Sustainability72 / 10080 / 100

Architecture & Design

EverVolt HK2
78 / 100
Comet 1N
88 / 100

Efficiency & Yield

EverVolt HK2
63 / 100
Comet 1N
63 / 100

Durability (verified)

EverVolt HK2
61 / 100
Comet 1N
66 / 100

Performance & Degradation

EverVolt HK2
86 / 100
Comet 1N
78 / 100

Guarantee & Backbone

EverVolt HK2
82 / 100
Comet 1N
64 / 100

Sustainability

EverVolt HK2
72 / 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.

MeasureEverVolt HK2Comet 1N
ArchitectureHJT moduleABC module
Published rated power range420–430 W590–615 W
Scored benchmark430 W615 W
PowerNot recorded615 W
Efficiency22.2 %23.8 % (better value on this row)
CellHeterojunctionN-type ABC silicon
Temp coeff-0.24 %/°C (better value on this row)-0.26 %/°C

Architecture

EverVolt HK2
HJT module
Comet 1N
ABC module

Published rated power range

EverVolt HK2
420–430 W
Comet 1N
590–615 W

Scored benchmark

EverVolt HK2
430 W
Comet 1N
615 W

Power

EverVolt HK2
Not recorded
Comet 1N
615 W

Efficiency

EverVolt HK2
22.2 %
Comet 1N
23.8 % (better value on this row)

Cell

EverVolt HK2
Heterojunction
Comet 1N
N-type ABC silicon

Temp coeff

EverVolt HK2
-0.24 %/°C (better value on this row)
Comet 1N
-0.26 %/°C
Decision snapshot

Where the comparison separates

OverallThe products are tied at 73.
Strongest dimensionsEverVolt HK2: Performance & Degradation · Comet 1N: Architecture & Design
Largest differenceEverVolt HK2 has the largest pillar edge in Guarantee & Backbone (18 points).
Evidence coverageEverVolt HK2: minimal evidence coverage (0%) · 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.