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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

Inverter

H2 S35–10 kW

SAJ | H2-5K-S3 / H2-6K-S3 / H2-7K-S3 / H2-8K-S3 / H2-10K-S3 / H2-10K-S3-A; scored model H2-10K-S3

Single-phaseHybridEssential-load backup3 MPPTs

72/ 100

Very good

Strong evidence coverage · 100%

Evidence checked 2026-08-13

Fanless DesignAFCI Integrated
Full scorecard
Inverter

SUN SG05 AU-AM2-P7–9.999 kW

Deye | SUN-7K-SG05LP1-AU-AM2-P / SUN-7.6K-SG05LP1-AU-AM2-P / SUN-8K-SG05LP1-AU-AM2-P / SUN-10K-SG05LP1-AU-AM2-P; scored model SUN-10K-SG05LP1-AU-AM2-P

Single-phaseHybridEssential-load backup2 MPPTs

70/ 100

Very good

Strong evidence coverage · 100%

Evidence checked 2026-08-10

AFCI Integrated
Full scorecard
Side by side

Score profile

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.

MeasureH2 S3SUN SG05 AU-AM2-P
Efficiency65 / 100 (better value on this row)60 / 100
Design & Flexibility82 / 10083 / 100
Thermal & Physical Resilience78 / 10076 / 100
Features & Integration80 / 10084 / 100
Safety & Compliance87 / 10078 / 100
Guarantee & Backbone66 / 10072 / 100
Energy Ecosystem39 / 10036 / 100

Efficiency

H2 S3
65 / 100 (better value on this row)
SUN SG05 AU-AM2-P
60 / 100

Design & Flexibility

H2 S3
82 / 100
SUN SG05 AU-AM2-P
83 / 100

Thermal & Physical Resilience

H2 S3
78 / 100
SUN SG05 AU-AM2-P
76 / 100

Features & Integration

H2 S3
80 / 100
SUN SG05 AU-AM2-P
84 / 100

Safety & Compliance

H2 S3
87 / 100
SUN SG05 AU-AM2-P
78 / 100

Guarantee & Backbone

H2 S3
66 / 100
SUN SG05 AU-AM2-P
72 / 100

Energy Ecosystem

H2 S3
39 / 100
SUN SG05 AU-AM2-P
36 / 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.

MeasureH2 S3SUN SG05 AU-AM2-P
ArchitectureHybrid inverterHybrid inverter
Published rated AC power range5–10 kW7–9.999 kW
Scored benchmark10 kW9.999 kW
Power10 kW9.999 kW
TypeHybridHybrid
Peak eff97.6 %97.6 %
MPPTs3 (better value on this row)2

Architecture

H2 S3
Hybrid inverter
SUN SG05 AU-AM2-P
Hybrid inverter

Published rated AC power range

H2 S3
5–10 kW
SUN SG05 AU-AM2-P
7–9.999 kW

Scored benchmark

H2 S3
10 kW
SUN SG05 AU-AM2-P
9.999 kW

Power

H2 S3
10 kW
SUN SG05 AU-AM2-P
9.999 kW

Type

H2 S3
Hybrid
SUN SG05 AU-AM2-P
Hybrid

Peak eff

H2 S3
97.6 %
SUN SG05 AU-AM2-P
97.6 %

MPPTs

H2 S3
3 (better value on this row)
SUN SG05 AU-AM2-P
2
Decision snapshot

Where the comparison separates

OverallH2 S3 leads the global score by 2 points.
Strongest dimensionsH2 S3: Safety & Compliance · SUN SG05 AU-AM2-P: Features & Integration
Largest differenceH2 S3 has the largest pillar edge in Safety & Compliance (9 points).
Evidence coverageH2 S3: strong evidence coverage (100%) · SUN SG05 AU-AM2-P: 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 Inverter class, on the same rubric weighting. Scores are not comparable across classes or tiers. Full methodology.