Solar Panel Comparison
LONGi Hi-MO 7 580W Bifacial vs LONGi Hi-MO X6 425W All-Black HPBC
The Hi-MO 7 580W Bifacial delivers 580W, 155W more than the Hi-MO X6 425W All-Black HPBC at 425W.
Both panels share the same 22.5% efficiency rating.
They use different cell technologies: Hi-MO 7 580W Bifacial uses N-type HPDC 182mm, while Hi-MO X6 425W All-Black HPBC uses HPBC (Hybrid Passivated Back Contact).
Here's how they compare across all key specifications.
Spec
LONGi
Hi-MO 7 580W Bifacial
580W
22.5% efficiency
LONGi
Hi-MO X6 425W All-Black HPBC
425W
22.5% efficiency
Full Specification Comparison
| Spec | Hi-MO 7 580W Bifacial | Hi-MO X6 425W All-Black HPBC |
|---|---|---|
| Performance | ||
| Power Output | 580 W | 425 W |
| Efficiency | 22.5% | 22.5% |
| Cell Type | N-type HPDC 182mm | HPBC (Hybrid Passivated Back Contact) |
| Temp. Coeff. | -0.28 %/°C | -0.29 %/°C |
| Number of Cells | 144 | 108 |
| Bifacial | Yes | No |
| Electrical | ||
| Voc | 51.41 V | 39.23 V |
| Vmp | 43.22 V | 32.96 V |
| Isc | 14.22 A | 13.93 A |
| Imp | 13.42 A | 12.9 A |
| Max System Voltage | 1500 V | 1500 V |
| Operating Temp | -40 to +85 °C | -40 to +85 °C |
| Physical | ||
| Dimensions | 2278x1134x30 mm | 1722x1134x30 mm |
| Weight | 31.8 kg | — |
| Frame Colour | Silver | Black |
| Connector Type | MC4 | MC4 |
| Junction Box IP | IP68 | — |
| Warranty & Certification | ||
| Product Warranty | 12 years | 25 |
| Power Warranty | 30 years linear (0.4%/yr) | 25 years linear |
| MCS Certified | No | Yes |
| Certifications | IEC 61215, IEC 61730, CE, CB, ISO 9001 | IEC 61215, IEC 61730 |
Frequently Asked Questions
Which is more efficient, the Hi-MO 7 580W Bifacial or the Hi-MO X6 425W All-Black HPBC?
Both the Hi-MO 7 580W Bifacial and Hi-MO X6 425W All-Black HPBC have the same efficiency rating of 22.5%.
Which panel produces more power, the Hi-MO 7 580W Bifacial or the Hi-MO X6 425W All-Black HPBC?
The Hi-MO 7 580W Bifacial has a higher rated output at 580W. This means fewer panels would be needed to reach the same system size compared to the Hi-MO X6 425W All-Black HPBC.
Which solar panel should I choose for my home — the Hi-MO 7 580W Bifacial or the Hi-MO X6 425W All-Black HPBC?
The right choice depends on your priorities. If maximising energy generation per panel is key, consider efficiency and wattage. If budget is your main concern, compare price per watt. Both panels have their merits — use our Solar Estimator to see how each would perform in your specific home setup.
LONGi
Hi-MO 7 580W Bifacial
580W · 22.5% efficiency · N-type HPDC 182mm
View full specs →LONGi
Hi-MO X6 425W All-Black HPBC
425W · 22.5% efficiency · HPBC (Hybrid Passivated Back Contact)
View full specs →More Comparisons
See how these panels perform in your home
Use our Solar Estimator to calculate system size, installation cost, and payback period — with either of these panels as a starting point.