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Compare

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

Market context

Global benchmark

Premium Performance

HiHero+ CS6.2-66HB620–645 W

Canadian Solar | CS6.2-66HB-620 through CS6.2-66HB-645 (132 (2 x (11 x 6)) cells, N-type HJT, bifacial double glass); scored model CS6.2-66HB-645

66-cellBifacialDual-glass

74/ 100

Very good

Strong evidence coverage · 100%

Evidence checked 2026-08-18

Class-Leading Temp Coeff15+ Yrs Field-ProvenBifacialGlass-Glass
Full scorecard
Premium Performance

Comet 1N590–615 W

AIKO | AIKO-A615-MAH72Mw

72-cellMono-glassABCRear contact

78/ 100

Superior

Strong evidence coverage · 81%

Evidence checked 2026-08-01

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

Score profile

MeasureHiHero+ CS6.2-66HBComet 1N
Architecture & Design77 / 10088 / 100
Efficiency & Yield81 / 10073 / 100
Durability (verified)71 / 10081 / 100
Performance & Degradation81 / 10078 / 100
Guarantee & Backbone58 / 10064 / 100
Sustainability72 / 10080 / 100

Architecture & Design

HiHero+ CS6.2-66HB
77 / 100
Comet 1N
88 / 100

Efficiency & Yield

HiHero+ CS6.2-66HB
81 / 100
Comet 1N
73 / 100

Durability (verified)

HiHero+ CS6.2-66HB
71 / 100
Comet 1N
81 / 100

Performance & Degradation

HiHero+ CS6.2-66HB
81 / 100
Comet 1N
78 / 100

Guarantee & Backbone

HiHero+ CS6.2-66HB
58 / 100
Comet 1N
64 / 100

Sustainability

HiHero+ CS6.2-66HB
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.

MeasureHiHero+ CS6.2-66HBComet 1N
ArchitectureSolar moduleABC module
Published rated power range620–645 W590–615 W
Scored benchmark645 W615 W
Power645 W615 W
Efficiency23.9 % (better value on this row)23.8 %
CellN-type HJTN-type ABC silicon
Temp coeff-0.24 %/°C (better value on this row)-0.26 %/°C

Architecture

HiHero+ CS6.2-66HB
Solar module
Comet 1N
ABC module

Published rated power range

HiHero+ CS6.2-66HB
620–645 W
Comet 1N
590–615 W

Scored benchmark

HiHero+ CS6.2-66HB
645 W
Comet 1N
615 W

Power

HiHero+ CS6.2-66HB
645 W
Comet 1N
615 W

Efficiency

HiHero+ CS6.2-66HB
23.9 % (better value on this row)
Comet 1N
23.8 %

Cell

HiHero+ CS6.2-66HB
N-type HJT
Comet 1N
N-type ABC silicon

Temp coeff

HiHero+ CS6.2-66HB
-0.24 %/°C (better value on this row)
Comet 1N
-0.26 %/°C
Decision snapshot

Where the comparison separates

OverallComet 1N leads the global score by 4 points.
Strongest dimensionsHiHero+ CS6.2-66HB: Efficiency & Yield · Comet 1N: Architecture & Design
Largest differenceComet 1N has the largest pillar edge in Architecture & Design (11 points).
Evidence coverageHiHero+ CS6.2-66HB: strong evidence coverage (100%) · Comet 1N: strong evidence coverage (81%)

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.