Value & Volume
X1-Hybrid G43–7.5 kW
SolaX | X1-HYBRID-3.0/3.7/5.0/6.0/7.5-D G4
Single-phaseHybridEssential-load backup2 MPPTs
70/ 100
Strong evidence coverage · 100%
Evidence checked 2026-08-31
Full scorecardScore 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.
| Measure | X1-Hybrid G4 | SUN-5K-SG03LP1-AU |
|---|---|---|
| Efficiency | ||
| Design & Flexibility | ||
| Thermal & Physical Resilience | ||
| Features & Integration | ||
| Safety & Compliance | ||
| Guarantee & Backbone | ||
| Energy Ecosystem |
Efficiency
- X1-Hybrid G4
65 / 100 (better value on this row) - SUN-5K-SG03LP1-AU
59 / 100
Design & Flexibility
- X1-Hybrid G4
80 / 100 - SUN-5K-SG03LP1-AU
61 / 100
Thermal & Physical Resilience
- X1-Hybrid G4
76 / 100 - SUN-5K-SG03LP1-AU
76 / 100
Features & Integration
- X1-Hybrid G4
84 / 100 - SUN-5K-SG03LP1-AU
78 / 100
Safety & Compliance
- X1-Hybrid G4
65 / 100 - SUN-5K-SG03LP1-AU
74 / 100
Guarantee & Backbone
- X1-Hybrid G4
62 / 100 - SUN-5K-SG03LP1-AU
74 / 100
Energy Ecosystem
- X1-Hybrid G4
57 / 100 - SUN-5K-SG03LP1-AU
40 / 100
Key specifications
| Measure | X1-Hybrid G4 | SUN-5K-SG03LP1-AU |
|---|---|---|
| Architecture | Hybrid inverter | Hybrid inverter |
| Published rated AC power range | 3–7.5 kW | 5 kW |
| Scored benchmark | 7.5 kW | Not stated |
| Power | 7.5 kW | 5.0 kW |
| Type | Hybrid | Hybrid |
| Peak eff | 97.6 % | 97.6 % |
| MPPTs | 2 | 2 |
Architecture
- X1-Hybrid G4
- Hybrid inverter
- SUN-5K-SG03LP1-AU
- Hybrid inverter
Published rated AC power range
- X1-Hybrid G4
- 3–7.5 kW
- SUN-5K-SG03LP1-AU
- 5 kW
Scored benchmark
- X1-Hybrid G4
- 7.5 kW
- SUN-5K-SG03LP1-AU
- Not stated
Power
- X1-Hybrid G4
- 7.5 kW
- SUN-5K-SG03LP1-AU
- 5.0 kW
Type
- X1-Hybrid G4
- Hybrid
- SUN-5K-SG03LP1-AU
- Hybrid
Peak eff
- X1-Hybrid G4
- 97.6 %
- SUN-5K-SG03LP1-AU
- 97.6 %
MPPTs
- X1-Hybrid G4
- 2
- SUN-5K-SG03LP1-AU
- 2
Where the comparison separates
OverallX1-Hybrid G4 leads the global score by 3 points.
Strongest dimensionsX1-Hybrid G4: Features & Integration · SUN-5K-SG03LP1-AU: Features & Integration
Largest differenceX1-Hybrid G4 has the largest pillar edge in Design & Flexibility (19 points).
Evidence coverageX1-Hybrid G4: strong evidence coverage (100%) · SUN-5K-SG03LP1-AU: 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 Value & Volume class, on the same rubric weighting. Scores are not comparable across classes or tiers. Full methodology.