Solar Panel Comparison
Q CELLS (Hanwha) Q.PEAK DUO BLK ML-G10+ 405W All Black vs SunPower/Maxeon Maxeon 3 400W
The Q.PEAK DUO BLK ML-G10+ 405W All Black delivers 405W, 5W more than the Maxeon 3 400W at 400W.
Maxeon 3 400W has a higher efficiency of 22.6% versus 20.9% for the Q.PEAK DUO BLK ML-G10+ 405W All Black.
They use different cell technologies: Q.PEAK DUO BLK ML-G10+ 405W All Black uses Mono PERC Q.ANTUM DUO Z, while Maxeon 3 400W uses Monocrystalline IBC Gen III.
Here's how they compare across all key specifications.
Spec
Q CELLS (Hanwha)
Q.PEAK DUO BLK ML-G10+ 405W All Black
405W
20.9% efficiency
SunPower/Maxeon
Maxeon 3 400W
400W
22.6% efficiency
Full Specification Comparison
| Spec | Q.PEAK DUO BLK ML-G10+ 405W All Black | Maxeon 3 400W |
|---|---|---|
| Performance | ||
| Power Output | 405 W | 400 W |
| Efficiency | 20.9% | 22.6% |
| Cell Type | Mono PERC Q.ANTUM DUO Z | Monocrystalline IBC Gen III |
| Temp. Coeff. | -0.35 %/°C | -0.27 %/°C |
| Number of Cells | 132 | 104 |
| Bifacial | No | No |
| Electrical | ||
| Voc | 40.2 V | 75.6 V |
| Vmp | 33.8 V | 65.2 V |
| Isc | 10.7 A | 6.65 A |
| Imp | 11.98 A | 6.14 A |
| Max System Voltage | 1000 V | 1000 V |
| Operating Temp | -40 to +85 °C | -40 to +85 °C |
| Physical | ||
| Dimensions | 1756x1096x32 mm | 1046x1690x40 mm |
| Weight | — | 19 kg |
| Frame Colour | Black | Black |
| Connector Type | MC4 | Staubli MC4 |
| Warranty & Certification | ||
| Product Warranty | 12 | 25 years |
| Power Warranty | 25 years linear | 25 years (92% at yr 25, 0.25%/yr degradation) |
| MCS Certified | Yes | No |
| Certifications | IEC 61215, IEC 61730, VDE, CE | IEC 61215, IEC 61730, UL 61730 |
Frequently Asked Questions
Which is more efficient, the Q.PEAK DUO BLK ML-G10+ 405W All Black or the Maxeon 3 400W?
The Maxeon 3 400W is more efficient at 22.6%, compared to 20.9% for the Q.PEAK DUO BLK ML-G10+ 405W All Black. Higher efficiency means more power generated per square metre of roof space.
Which panel produces more power, the Q.PEAK DUO BLK ML-G10+ 405W All Black or the Maxeon 3 400W?
The Q.PEAK DUO BLK ML-G10+ 405W All Black has a higher rated output at 405W. This means fewer panels would be needed to reach the same system size compared to the Maxeon 3 400W.
Which solar panel should I choose for my home — the Q.PEAK DUO BLK ML-G10+ 405W All Black or the Maxeon 3 400W?
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.
Q CELLS (Hanwha)
Q.PEAK DUO BLK ML-G10+ 405W All Black
405W · 20.9% efficiency · Mono PERC Q.ANTUM DUO Z
View full specs →SunPower/Maxeon
Maxeon 3 400W
400W · 22.6% efficiency · Monocrystalline IBC Gen III
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.