Solar Panel Comparison
Maxeon / SunPower Maxeon 7 475W vs Q CELLS (Hanwha) Q.TRON BLACK S-G3R.12+ BFG 445W
The Maxeon 7 475W delivers 475W, 30W more than the Q.TRON BLACK S-G3R.12+ BFG 445W at 445W.
Maxeon 7 475W has a higher efficiency of 24% versus 22.3% for the Q.TRON BLACK S-G3R.12+ BFG 445W.
They use different cell technologies: Maxeon 7 475W uses IBC (Interdigitated Back Contact) N-type, while Q.TRON BLACK S-G3R.12+ BFG 445W uses N-type Q.ANTUM NEO Half-Cut.
Here's how they compare across all key specifications.
Spec
Maxeon / SunPower
Maxeon 7 475W
475W
24% efficiency
Q CELLS (Hanwha)
Q.TRON BLACK S-G3R.12+ BFG 445W
445W
22.3% efficiency
Full Specification Comparison
| Spec | Maxeon 7 475W | Q.TRON BLACK S-G3R.12+ BFG 445W |
|---|---|---|
| Performance | ||
| Power Output | 475 W | 445 W |
| Efficiency | 24% | 22.3% |
| Cell Type | IBC (Interdigitated Back Contact) N-type | N-type Q.ANTUM NEO Half-Cut |
| Temp. Coeff. | -0.27 %/°C | -0.28 %/°C |
| Number of Cells | 120 | 96 |
| Bifacial | No | Yes |
| Electrical | ||
| Voc | 44.47 V | 34.85 V |
| Vmp | 38.06 V | 29.9 V |
| Isc | 13.2 A | 16 A |
| Imp | 12.48 A | 14.89 A |
| Max System Voltage | 1000 V | 1500 V |
| Operating Temp | -40 to +85 °C | -40 to +85 °C |
| Physical | ||
| Dimensions | 1913x1035x35 mm | 1762x1134x30 mm |
| Weight | 21.1 kg | 20.9 kg |
| Frame Colour | Black | Black |
| Connector Type | MC4 compatible | MC4-EVO2 |
| Junction Box IP | — | IP68 |
| Warranty & Certification | ||
| Product Warranty | 40 years | 25 years |
| Power Warranty | 40 years (92% yr25, 0.25%/yr) | 30 years linear (98.5% yr1, 88.93% yr30) |
| MCS Certified | No | Yes |
| Certifications | IEC 61215, IEC 61730 | IEC 61215, IEC 61730 |
Frequently Asked Questions
Which is more efficient, the Maxeon 7 475W or the Q.TRON BLACK S-G3R.12+ BFG 445W?
The Maxeon 7 475W is more efficient at 24%, compared to 22.3% for the Q.TRON BLACK S-G3R.12+ BFG 445W. Higher efficiency means more power generated per square metre of roof space.
Which panel produces more power, the Maxeon 7 475W or the Q.TRON BLACK S-G3R.12+ BFG 445W?
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 Q.TRON BLACK S-G3R.12+ BFG 445W.
Which solar panel should I choose for my home — the Maxeon 7 475W or the Q.TRON BLACK S-G3R.12+ BFG 445W?
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.
Maxeon / SunPower
Maxeon 7 475W
475W · 24% efficiency · IBC (Interdigitated Back Contact) N-type
View full specs →Q CELLS (Hanwha)
Q.TRON BLACK S-G3R.12+ BFG 445W
445W · 22.3% efficiency · N-type Q.ANTUM NEO Half-Cut
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.