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

Market context

Global benchmark

Value & Volume

GW25K-MT

GoodWe

71/ 100

Very good

Limited evidence coverage · 11%

Evidence checked 2026-06-20

Full scorecard
Value & Volume

SUN-5K-SG03LP1-AU

Deye

74/ 100

Very good

Limited evidence coverage · 7%

Evidence checked 2026-06-19

Fanless DesignWhole-Home Backup
Full scorecard
Side by side

Score profile

MeasureGW25K-MTSUN-5K-SG03LP1-AU
Efficiency72 / 10062 / 100
Design & Flexibility71 / 10071 / 100
Thermal & Physical Resilience82 / 10090 / 100
Features & Integration58 / 10089 / 100
Safety & Compliance80 / 10074 / 100
Guarantee & Backbone66 / 10074 / 100
Energy Ecosystem68 / 10050 / 100

Efficiency

GW25K-MT
72 / 100
SUN-5K-SG03LP1-AU
62 / 100

Design & Flexibility

GW25K-MT
71 / 100
SUN-5K-SG03LP1-AU
71 / 100

Thermal & Physical Resilience

GW25K-MT
82 / 100
SUN-5K-SG03LP1-AU
90 / 100

Features & Integration

GW25K-MT
58 / 100
SUN-5K-SG03LP1-AU
89 / 100

Safety & Compliance

GW25K-MT
80 / 100
SUN-5K-SG03LP1-AU
74 / 100

Guarantee & Backbone

GW25K-MT
66 / 100
SUN-5K-SG03LP1-AU
74 / 100

Energy Ecosystem

GW25K-MT
68 / 100
SUN-5K-SG03LP1-AU
50 / 100
Side by side

Key specifications

MeasureGW25K-MTSUN-5K-SG03LP1-AU
Published rated AC power range25 kW5 kW
Power25.0 kW5.0 kW
TypeStringHybrid
Peak eff98.5 %97.6 %
MPPTs32

Published rated AC power range

GW25K-MT
25 kW
SUN-5K-SG03LP1-AU
5 kW

Power

GW25K-MT
25.0 kW
SUN-5K-SG03LP1-AU
5.0 kW

Type

GW25K-MT
String
SUN-5K-SG03LP1-AU
Hybrid

Peak eff

GW25K-MT
98.5 %
SUN-5K-SG03LP1-AU
97.6 %

MPPTs

GW25K-MT
3
SUN-5K-SG03LP1-AU
2
Decision snapshot

Where the comparison separates

OverallSUN-5K-SG03LP1-AU leads the global score by 3 points.
Strongest dimensionsGW25K-MT: Thermal & Physical Resilience · SUN-5K-SG03LP1-AU: Thermal & Physical Resilience
Largest differenceSUN-5K-SG03LP1-AU has the largest pillar edge in Features & Integration (31 points).
Evidence coverageGW25K-MT: limited evidence coverage (11%) · SUN-5K-SG03LP1-AU: limited evidence coverage (7%)

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 Value & Volume class, on the same rubric weighting. Scores are not comparable across classes or tiers. Full methodology.