Solar Panel Comparison
Eurener Nexa 450W TOPCon All Black vs Maxeon / SunPower Maxeon 7 475W
The Maxeon 7 475W delivers 475W, 25W more than the Nexa 450W TOPCon All Black at 450W.
Maxeon 7 475W has a higher efficiency of 24% versus 23% for the Nexa 450W TOPCon All Black.
They use different cell technologies: Nexa 450W TOPCon All Black uses N-type TOPCon, while Maxeon 7 475W uses IBC (Interdigitated Back Contact) N-type.
Here's how they compare across all key specifications.
Spec
Eurener
Nexa 450W TOPCon All Black
450W
23% efficiency
Maxeon / SunPower
Maxeon 7 475W
475W
24% efficiency
Full Specification Comparison
| Spec | Nexa 450W TOPCon All Black | Maxeon 7 475W |
|---|---|---|
| Performance | ||
| Power Output | 450 W | 475 W |
| Efficiency | 23% | 24% |
| Cell Type | N-type TOPCon | IBC (Interdigitated Back Contact) N-type |
| Temp. Coeff. | -0.3 %/°C | -0.27 %/°C |
| Number of Cells | 108 | 120 |
| Bifacial | No | No |
| Electrical | ||
| Voc | 39.33 V | 44.47 V |
| Vmp | 32.71 V | 38.06 V |
| Isc | 14.52 A | 13.2 A |
| Imp | 13.76 A | 12.48 A |
| Max System Voltage | 1500 V | 1000 V |
| Operating Temp | -40 to +85 °C | -40 to +85 °C |
| Physical | ||
| Dimensions | 1724x1134x30 mm | 1913x1035x35 mm |
| Weight | 22 kg | 21.1 kg |
| Frame Colour | Black | Black |
| Connector Type | MC4 | MC4 compatible |
| Warranty & Certification | ||
| Product Warranty | 25 | 40 years |
| Power Warranty | 30 years linear | 40 years (92% yr25, 0.25%/yr) |
| MCS Certified | Yes | No |
| Certifications | IEC 61215, IEC 61730 | IEC 61215, IEC 61730 |
Frequently Asked Questions
Which is more efficient, the Nexa 450W TOPCon All Black or the Maxeon 7 475W?
The Maxeon 7 475W is more efficient at 24%, compared to 23% for the Nexa 450W TOPCon All Black. Higher efficiency means more power generated per square metre of roof space.
Which panel produces more power, the Nexa 450W TOPCon All Black or the Maxeon 7 475W?
The Maxeon 7 475W has a higher rated output at 475W. This means fewer panels would be needed to reach the same system size compared to the Nexa 450W TOPCon All Black.
Which solar panel should I choose for my home — the Nexa 450W TOPCon All Black or the Maxeon 7 475W?
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.
Eurener
Nexa 450W TOPCon All Black
450W · 23% efficiency · N-type TOPCon
View full specs →Maxeon / SunPower
Maxeon 7 475W
475W · 24% efficiency · IBC (Interdigitated Back Contact) N-type
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.