Solar Panel Comparison
Canadian Solar HiKu6 440W Mono PERC vs LONGi Hi-MO X6 425W All-Black HPBC
The HiKu6 440W Mono PERC delivers 440W, 15W 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: HiKu6 440W Mono PERC uses Mono PERC, while Hi-MO X6 425W All-Black HPBC uses HPBC (Hybrid Passivated Back Contact).
Here's how they compare across all key specifications.
Spec
Canadian Solar
HiKu6 440W Mono PERC
440W
22.5% efficiency
LONGi
Hi-MO X6 425W All-Black HPBC
425W
22.5% efficiency
Full Specification Comparison
| Spec | HiKu6 440W Mono PERC | Hi-MO X6 425W All-Black HPBC |
|---|---|---|
| Performance | ||
| Power Output | 440 W | 425 W |
| Efficiency | 22.5% | 22.5% |
| Cell Type | Mono PERC | HPBC (Hybrid Passivated Back Contact) |
| Temp. Coeff. | -0.34 %/°C | -0.29 %/°C |
| Number of Cells | 108 | 108 |
| Bifacial | No | No |
| Electrical | ||
| Voc | 41.5 V | 39.23 V |
| Vmp | 39.4 V | 32.96 V |
| Isc | 11.4 A | 13.93 A |
| Imp | 11.16 A | 12.9 A |
| Max System Voltage | 1000 V | 1500 V |
| Operating Temp | -40 to +85 °C | -40 to +85 °C |
| Physical | ||
| Dimensions | 1722x1134x30 mm | 1722x1134x30 mm |
| Weight | 21.3 kg | — |
| Frame Colour | Black | Black |
| Connector Type | Staubli MC4 | MC4 |
| Warranty & Certification | ||
| Product Warranty | 25 years | 25 |
| Power Warranty | 25 years linear | 25 years linear |
| MCS Certified | Yes | Yes |
| Certifications | IEC 61215, IEC 61730 | IEC 61215, IEC 61730 |
| Pricing (UK) | ||
| Retail Price | £45.72 | — |
| Price per Watt | £0.104/W | — |
Frequently Asked Questions
Which is more efficient, the HiKu6 440W Mono PERC or the Hi-MO X6 425W All-Black HPBC?
Both the HiKu6 440W Mono PERC and Hi-MO X6 425W All-Black HPBC have the same efficiency rating of 22.5%.
Which panel produces more power, the HiKu6 440W Mono PERC or the Hi-MO X6 425W All-Black HPBC?
The HiKu6 440W Mono PERC has a higher rated output at 440W. 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 HiKu6 440W Mono PERC 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.
Canadian Solar
HiKu6 440W Mono PERC
440W · 22.5% efficiency · Mono PERC
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.