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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

S6-GR1P

Solis

62/ 100

Good

Strong evidence coverage · 100%

Evidence checked 2026-07-31

AFCI IntegratedIP66 Rated
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

MeasureS6-GR1PSUN-5K-SG03LP1-AU
Efficiency70 / 10062 / 100
Design & Flexibility66 / 10071 / 100
Thermal & Physical Resilience69 / 10090 / 100
Features & Integration57 / 10089 / 100
Safety & Compliance78 / 10074 / 100
Guarantee & Backbone50 / 10074 / 100
Energy Ecosystem40 / 10050 / 100

Efficiency

S6-GR1P
70 / 100
SUN-5K-SG03LP1-AU
62 / 100

Design & Flexibility

S6-GR1P
66 / 100
SUN-5K-SG03LP1-AU
71 / 100

Thermal & Physical Resilience

S6-GR1P
69 / 100
SUN-5K-SG03LP1-AU
90 / 100

Features & Integration

S6-GR1P
57 / 100
SUN-5K-SG03LP1-AU
89 / 100

Safety & Compliance

S6-GR1P
78 / 100
SUN-5K-SG03LP1-AU
74 / 100

Guarantee & Backbone

S6-GR1P
50 / 100
SUN-5K-SG03LP1-AU
74 / 100

Energy Ecosystem

S6-GR1P
40 / 100
SUN-5K-SG03LP1-AU
50 / 100
Side by side

Key specifications

MeasureS6-GR1PSUN-5K-SG03LP1-AU
Published rated AC power range3–6 kW5 kW
Scored benchmark6 kWNot stated
Power6.0 kW5.0 kW
TypeStringHybrid
Peak eff97.7 %97.6 %
MPPTs22

Published rated AC power range

S6-GR1P
3–6 kW
SUN-5K-SG03LP1-AU
5 kW

Scored benchmark

S6-GR1P
6 kW
SUN-5K-SG03LP1-AU
Not stated

Power

S6-GR1P
6.0 kW
SUN-5K-SG03LP1-AU
5.0 kW

Type

S6-GR1P
String
SUN-5K-SG03LP1-AU
Hybrid

Peak eff

S6-GR1P
97.7 %
SUN-5K-SG03LP1-AU
97.6 %

MPPTs

S6-GR1P
2
SUN-5K-SG03LP1-AU
2
Decision snapshot

Where the comparison separates

OverallSUN-5K-SG03LP1-AU leads the global score by 12 points.
Strongest dimensionsS6-GR1P: Safety & Compliance · SUN-5K-SG03LP1-AU: Thermal & Physical Resilience
Largest differenceSUN-5K-SG03LP1-AU has the largest pillar edge in Features & Integration (32 points).
Evidence coverageS6-GR1P: strong evidence coverage (100%) · 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.