Solar Panel Comparison
Renogy N-Type 320W Monocrystalline Solar Panel (2-Pack) vs Suntech Ultra V Pro Mini 445W All Black
The Ultra V Pro Mini 445W All Black delivers 445W, 125W more than the N-Type 320W Monocrystalline Solar Panel (2-Pack) at 320W.
Ultra V Pro Mini 445W All Black has a higher efficiency of 22.5% versus 22.2% for the N-Type 320W Monocrystalline Solar Panel (2-Pack).
They use different cell technologies: N-Type 320W Monocrystalline Solar Panel (2-Pack) uses N-type Monocrystalline 18BB, while Ultra V Pro Mini 445W All Black uses N-type TOPCon.
Here's how they compare across all key specifications.
Spec
Renogy
N-Type 320W Monocrystalline Solar Panel (2-Pack)
320W
22.2% efficiency
Suntech
Ultra V Pro Mini 445W All Black
445W
22.5% efficiency
Full Specification Comparison
| Spec | N-Type 320W Monocrystalline Solar Panel (2-Pack) | Ultra V Pro Mini 445W All Black |
|---|---|---|
| Performance | ||
| Power Output | 320 W | 445 W |
| Efficiency | 22.2% | 22.5% |
| Cell Type | N-type Monocrystalline 18BB | N-type TOPCon |
| Temp. Coeff. | -0.29 %/°C | — |
| Number of Cells | — | 108 |
| Bifacial | No | No |
| Electrical | ||
| Voc | 43.82 V | 39.11 V |
| Vmp | 37.85 V | 32.87 V |
| Isc | 8.92 A | 14.49 A |
| Imp | 8.46 A | 13.54 A |
| Max System Voltage | 1000 V | 1500 V |
| Operating Temp | -40 to +85 °C | -40 to +85 °C |
| Physical | ||
| Dimensions | 1640x880x35 mm | 1722x1134x30 mm |
| Weight | — | 21 kg |
| Frame Colour | Silver | Black |
| Connector Type | MC4 | MC4 |
| Junction Box IP | IP68 | IP68 |
| Warranty & Certification | ||
| Product Warranty | 10 | 25 years |
| Power Warranty | 25 years (power) | 30 years linear |
| MCS Certified | No | Yes |
| Certifications | IEC 61215, IEC 61730 | IEC 61215, IEC 61730 |
| Pricing (UK) | ||
| Retail Price | £320.99 | — |
| Price per Watt | £1.003/W | — |
Frequently Asked Questions
Which is more efficient, the N-Type 320W Monocrystalline Solar Panel (2-Pack) or the Ultra V Pro Mini 445W All Black?
The Ultra V Pro Mini 445W All Black is more efficient at 22.5%, compared to 22.2% for the N-Type 320W Monocrystalline Solar Panel (2-Pack). Higher efficiency means more power generated per square metre of roof space.
Which panel produces more power, the N-Type 320W Monocrystalline Solar Panel (2-Pack) or the Ultra V Pro Mini 445W All Black?
The Ultra V Pro Mini 445W All Black has a higher rated output at 445W. This means fewer panels would be needed to reach the same system size compared to the N-Type 320W Monocrystalline Solar Panel (2-Pack).
Which solar panel should I choose for my home — the N-Type 320W Monocrystalline Solar Panel (2-Pack) or the Ultra V Pro Mini 445W All Black?
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.
Renogy
N-Type 320W Monocrystalline Solar Panel (2-Pack)
320W · 22.2% efficiency · N-type Monocrystalline 18BB
View full specs →Suntech
Ultra V Pro Mini 445W All Black
445W · 22.5% efficiency · N-type TOPCon
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.