Solar Panel Comparison
REC Group Alpha Pure-R 430W vs Risen Energy Titan Bifacial 540W
The Titan Bifacial 540W delivers 540W, 110W more than the Alpha Pure-R 430W at 430W.
Alpha Pure-R 430W has a higher efficiency of 22.3% versus 20.7% for the Titan Bifacial 540W.
They use different cell technologies: Alpha Pure-R 430W uses HJT (Heterojunction), while Titan Bifacial 540W uses Mono PERC Half-Cut Bifacial.
Here's how they compare across all key specifications.
Spec
REC Group
Alpha Pure-R 430W
430W
22.3% efficiency
Risen Energy
Titan Bifacial 540W
540W
20.7% efficiency
Full Specification Comparison
| Spec | Alpha Pure-R 430W | Titan Bifacial 540W |
|---|---|---|
| Performance | ||
| Power Output | 430 W | 540 W |
| Efficiency | 22.3% | 20.7% |
| Cell Type | HJT (Heterojunction) | Mono PERC Half-Cut Bifacial |
| Temp. Coeff. | -0.24 %/°C | -0.25 %/°C |
| Number of Cells | 80 | 110 |
| Bifacial | No | Yes |
| Electrical | ||
| Voc | 59.4 V | 37.88 V |
| Vmp | 50 V | 31.56 V |
| Isc | 8.91 A | 18.13 A |
| Imp | 8.4 A | 17.12 A |
| Max System Voltage | 1000 V | 1500 V |
| Operating Temp | -40 to +85 °C | -40 to +85 °C |
| Physical | ||
| Dimensions | 1730x1118x30 mm | 2384x1096x30 mm |
| Weight | 21.5 kg | 34 kg |
| Frame Colour | Black | — |
| Connector Type | MC4 | MC4 |
| Warranty & Certification | ||
| Product Warranty | 20 years | 12 years |
| Power Warranty | 25 years (92% min, 0.25%/yr) | 30 years |
| MCS Certified | Yes | No |
| Certifications | IEC 61215, IEC 61730, RoHS | IEC 62941, ISO 45001 |
| Pricing (UK) | ||
| Retail Price | £142.00 | — |
| Price per Watt | £0.330/W | — |
Frequently Asked Questions
Which is more efficient, the Alpha Pure-R 430W or the Titan Bifacial 540W?
The Alpha Pure-R 430W is more efficient at 22.3%, compared to 20.7% for the Titan Bifacial 540W. Higher efficiency means more power generated per square metre of roof space.
Which panel produces more power, the Alpha Pure-R 430W or the Titan Bifacial 540W?
The Titan Bifacial 540W has a higher rated output at 540W. 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 Alpha Pure-R 430W or the Titan Bifacial 540W?
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.
REC Group
Alpha Pure-R 430W
430W · 22.3% efficiency · HJT (Heterojunction)
View full specs →Risen Energy
Titan Bifacial 540W
540W · 20.7% efficiency · Mono PERC Half-Cut Bifacial
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.