Solar Panel Comparison
REC Group Alpha Pure-R 430W vs Trina Solar Vertex 670W
The Vertex 670W delivers 670W, 240W more than the Alpha Pure-R 430W at 430W.
Alpha Pure-R 430W has a higher efficiency of 22.3% versus 21.6% for the Vertex 670W.
They use different cell technologies: Alpha Pure-R 430W uses HJT (Heterojunction), while Vertex 670W uses Mono PERC 210mm.
Here's how they compare across all key specifications.
Full Specification Comparison
| Spec | Alpha Pure-R 430W | Vertex 670W |
|---|---|---|
| Performance | ||
| Power Output | 430 W | 670 W |
| Efficiency | 22.3% | 21.6% |
| Cell Type | HJT (Heterojunction) | Mono PERC 210mm |
| Temp. Coeff. | -0.24 %/°C | -0.34 %/°C |
| Number of Cells | 80 | 132 |
| Bifacial | No | No |
| Electrical | ||
| Voc | 59.4 V | 45.9 V |
| Vmp | 50 V | 38.2 V |
| Isc | 8.91 A | 18.62 A |
| Imp | 8.4 A | 17.55 A |
| Max System Voltage | 1000 V | 1500 V |
| Operating Temp | -40 to +85 °C | -40 to +85 °C |
| Physical | ||
| Dimensions | 1730x1118x30 mm | 2384x1303x33 mm |
| Weight | 21.5 kg | 33.3 kg |
| Frame Colour | Black | Silver |
| Connector Type | MC4 | MC4 |
| Junction Box IP | — | IP68 |
| Warranty & Certification | ||
| Product Warranty | 20 years | 12 years |
| Power Warranty | 25 years (92% min, 0.25%/yr) | 30 years linear |
| MCS Certified | Yes | Yes |
| Certifications | IEC 61215, IEC 61730, RoHS | IEC 61215, IEC 61730, CE, TUV, MCS |
| 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 Vertex 670W?
The Alpha Pure-R 430W is more efficient at 22.3%, compared to 21.6% for the Vertex 670W. Higher efficiency means more power generated per square metre of roof space.
Which panel produces more power, the Alpha Pure-R 430W or the Vertex 670W?
The Vertex 670W has a higher rated output at 670W. 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 Vertex 670W?
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 →Trina Solar
Vertex 670W
670W · 21.6% efficiency · Mono PERC 210mm
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.