Solar Panel Comparison
REC Group Alpha Pure-R 430W vs Solarwatt Vision M 5.0 Pure 455W Silver Frame Glass-Glass
The Vision M 5.0 Pure 455W Silver Frame Glass-Glass delivers 455W, 25W more than the Alpha Pure-R 430W at 430W.
Vision M 5.0 Pure 455W Silver Frame Glass-Glass has a higher efficiency of 22.8% versus 22.3% for the Alpha Pure-R 430W.
They use different cell technologies: Alpha Pure-R 430W uses HJT (Heterojunction), while Vision M 5.0 Pure 455W Silver Frame Glass-Glass uses N-type TOPCon Bifacial Half-Cut.
Here's how they compare across all key specifications.
Spec
REC Group
Alpha Pure-R 430W
430W
22.3% efficiency
Solarwatt
Vision M 5.0 Pure 455W Silver Frame Glass-Glass
455W
22.8% efficiency
Full Specification Comparison
| Spec | Alpha Pure-R 430W | Vision M 5.0 Pure 455W Silver Frame Glass-Glass |
|---|---|---|
| Performance | ||
| Power Output | 430 W | 455 W |
| Efficiency | 22.3% | 22.8% |
| Cell Type | HJT (Heterojunction) | N-type TOPCon Bifacial Half-Cut |
| Temp. Coeff. | -0.24 %/°C | -0.3 %/°C |
| Number of Cells | 80 | 108 |
| Bifacial | No | Yes |
| Electrical | ||
| Voc | 59.4 V | — |
| Vmp | 50 V | — |
| Isc | 8.91 A | — |
| Imp | 8.4 A | — |
| Max System Voltage | 1000 V | 1500 V |
| Operating Temp | -40 to +85 °C | -40 to +85 °C |
| Physical | ||
| Dimensions | 1730x1118x30 mm | 1762x1134x35 mm |
| Weight | 21.5 kg | — |
| Frame Colour | Black | Silver |
| Connector Type | MC4 | Staubli MC4-EVO2 |
| Junction Box IP | — | IP68 |
| Warranty & Certification | ||
| Product Warranty | 20 years | 30 |
| Power Warranty | 25 years (92% min, 0.25%/yr) | 30 years (90% at yr30) |
| MCS Certified | Yes | Yes |
| Certifications | IEC 61215, IEC 61730, RoHS | IEC 61215, IEC 61730, IEC 61701, IEC 62716, MCS 005 |
| 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 Vision M 5.0 Pure 455W Silver Frame Glass-Glass?
The Vision M 5.0 Pure 455W Silver Frame Glass-Glass is more efficient at 22.8%, compared to 22.3% for the Alpha Pure-R 430W. Higher efficiency means more power generated per square metre of roof space.
Which panel produces more power, the Alpha Pure-R 430W or the Vision M 5.0 Pure 455W Silver Frame Glass-Glass?
The Vision M 5.0 Pure 455W Silver Frame Glass-Glass has a higher rated output at 455W. 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 Vision M 5.0 Pure 455W Silver Frame Glass-Glass?
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 →Solarwatt
Vision M 5.0 Pure 455W Silver Frame Glass-Glass
455W · 22.8% efficiency · N-type TOPCon Bifacial 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.