Solar Panel Comparison
Q CELLS (Hanwha) Q.TRON BLACK S-G3R.12+ BFG 445W vs REC Group Alpha Pure-R 430W
The Q.TRON BLACK S-G3R.12+ BFG 445W delivers 445W, 15W more than the Alpha Pure-R 430W at 430W.
Both panels share the same 22.3% efficiency rating.
They use different cell technologies: Q.TRON BLACK S-G3R.12+ BFG 445W uses N-type Q.ANTUM NEO Half-Cut, while Alpha Pure-R 430W uses HJT (Heterojunction).
Here's how they compare across all key specifications.
Spec
Q CELLS (Hanwha)
Q.TRON BLACK S-G3R.12+ BFG 445W
445W
22.3% efficiency
REC Group
Alpha Pure-R 430W
430W
22.3% efficiency
Full Specification Comparison
| Spec | Q.TRON BLACK S-G3R.12+ BFG 445W | Alpha Pure-R 430W |
|---|---|---|
| Performance | ||
| Power Output | 445 W | 430 W |
| Efficiency | 22.3% | 22.3% |
| Cell Type | N-type Q.ANTUM NEO Half-Cut | HJT (Heterojunction) |
| Temp. Coeff. | -0.28 %/°C | -0.24 %/°C |
| Number of Cells | 96 | 80 |
| Bifacial | Yes | No |
| Electrical | ||
| Voc | 34.85 V | 59.4 V |
| Vmp | 29.9 V | 50 V |
| Isc | 16 A | 8.91 A |
| Imp | 14.89 A | 8.4 A |
| Max System Voltage | 1500 V | 1000 V |
| Operating Temp | -40 to +85 °C | -40 to +85 °C |
| Physical | ||
| Dimensions | 1762x1134x30 mm | 1730x1118x30 mm |
| Weight | 20.9 kg | 21.5 kg |
| Frame Colour | Black | Black |
| Connector Type | MC4-EVO2 | MC4 |
| Junction Box IP | IP68 | — |
| Warranty & Certification | ||
| Product Warranty | 25 years | 20 years |
| Power Warranty | 30 years linear (98.5% yr1, 88.93% yr30) | 25 years (92% min, 0.25%/yr) |
| MCS Certified | Yes | Yes |
| Certifications | IEC 61215, IEC 61730 | IEC 61215, IEC 61730, RoHS |
| Pricing (UK) | ||
| Retail Price | — | £142.00 |
| Price per Watt | — | £0.330/W |
Frequently Asked Questions
Which is more efficient, the Q.TRON BLACK S-G3R.12+ BFG 445W or the Alpha Pure-R 430W?
Both the Q.TRON BLACK S-G3R.12+ BFG 445W and Alpha Pure-R 430W have the same efficiency rating of 22.3%.
Which panel produces more power, the Q.TRON BLACK S-G3R.12+ BFG 445W or the Alpha Pure-R 430W?
The Q.TRON BLACK S-G3R.12+ BFG 445W has a higher rated output at 445W. This means fewer panels would be needed to reach the same system size compared to the Alpha Pure-R 430W.
Which solar panel should I choose for my home — the Q.TRON BLACK S-G3R.12+ BFG 445W or the Alpha Pure-R 430W?
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.TRON BLACK S-G3R.12+ BFG 445W
445W · 22.3% efficiency · N-type Q.ANTUM NEO Half-Cut
View full specs →REC Group
Alpha Pure-R 430W
430W · 22.3% efficiency · HJT (Heterojunction)
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.