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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

ET G26–15 kW

GoodWe | GW6000-ET-20 / GW8000-ET-20 / GW9900-ET-20 / GW12K-ET-20 / GW15K-ET-20

Three-phaseHybridEssential-load backup3 MPPTs

80/ 100

Superior

Strong evidence coverage · 100%

Evidence checked 2026-08-06

Fanless DesignAFCI IntegratedIP66 Rated
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.

MeasureET G2SUN SG05 AU-AM2-P
Efficiency70 / 100 (better value on this row)60 / 100
Design & Flexibility82 / 10083 / 100
Thermal & Physical Resilience90 / 10076 / 100
Features & Integration84 / 10084 / 100
Safety & Compliance87 / 10078 / 100
Guarantee & Backbone80 / 10072 / 100
Energy Ecosystem64 / 10036 / 100

Efficiency

ET G2
70 / 100 (better value on this row)
SUN SG05 AU-AM2-P
60 / 100

Design & Flexibility

ET G2
82 / 100
SUN SG05 AU-AM2-P
83 / 100

Thermal & Physical Resilience

ET G2
90 / 100
SUN SG05 AU-AM2-P
76 / 100

Features & Integration

ET G2
84 / 100
SUN SG05 AU-AM2-P
84 / 100

Safety & Compliance

ET G2
87 / 100
SUN SG05 AU-AM2-P
78 / 100

Guarantee & Backbone

ET G2
80 / 100
SUN SG05 AU-AM2-P
72 / 100

Energy Ecosystem

ET G2
64 / 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.

MeasureET G2SUN SG05 AU-AM2-P
ArchitectureHybrid inverterHybrid inverter
Published rated AC power range6–15 kW7–9.999 kW
Scored benchmark15 kW9.999 kW
Power15.0 kW9.999 kW
TypeHybridHybrid
Peak eff98.2 % (better value on this row)97.6 %
MPPTs3 (better value on this row)2

Architecture

ET G2
Hybrid inverter
SUN SG05 AU-AM2-P
Hybrid inverter

Published rated AC power range

ET G2
6–15 kW
SUN SG05 AU-AM2-P
7–9.999 kW

Scored benchmark

ET G2
15 kW
SUN SG05 AU-AM2-P
9.999 kW

Power

ET G2
15.0 kW
SUN SG05 AU-AM2-P
9.999 kW

Type

ET G2
Hybrid
SUN SG05 AU-AM2-P
Hybrid

Peak eff

ET G2
98.2 % (better value on this row)
SUN SG05 AU-AM2-P
97.6 %

MPPTs

ET G2
3 (better value on this row)
SUN SG05 AU-AM2-P
2
Decision snapshot

Where the comparison separates

OverallET G2 leads the global score by 10 points.
Strongest dimensionsET G2: Thermal & Physical Resilience · SUN SG05 AU-AM2-P: Features & Integration
Largest differenceET G2 has the largest pillar edge in Energy Ecosystem (28 points).
Evidence coverageET G2: 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.