Solar Panel Comparison
Suntech Ultra V Pro Mini 445W All Black vs TCL Solar T-Class 440W TOPCon Half-Cut All Black
The Ultra V Pro Mini 445W All Black delivers 445W, 5W more than the T-Class 440W TOPCon Half-Cut All Black at 440W.
Ultra V Pro Mini 445W All Black has a higher efficiency of 22.5% versus 22% for the T-Class 440W TOPCon Half-Cut All Black.
They use different cell technologies: Ultra V Pro Mini 445W All Black uses N-type TOPCon, while T-Class 440W TOPCon Half-Cut All Black uses N-type TOPCon Half-Cut SMB.
Here's how they compare across all key specifications.
Spec
Suntech
Ultra V Pro Mini 445W All Black
445W
22.5% efficiency
TCL Solar
T-Class 440W TOPCon Half-Cut All Black
440W
22% efficiency
Full Specification Comparison
| Spec | Ultra V Pro Mini 445W All Black | T-Class 440W TOPCon Half-Cut All Black |
|---|---|---|
| Performance | ||
| Power Output | 445 W | 440 W |
| Efficiency | 22.5% | 22% |
| Cell Type | N-type TOPCon | N-type TOPCon Half-Cut SMB |
| Temp. Coeff. | — | -0.3 %/°C |
| Number of Cells | 108 | 108 |
| Bifacial | No | No |
| Electrical | ||
| Voc | 39.11 V | — |
| Vmp | 32.87 V | — |
| Isc | 14.49 A | — |
| Imp | 13.54 A | — |
| Max System Voltage | 1500 V | 1500 V |
| Operating Temp | -40 to +85 °C | -40 to +85 °C |
| Physical | ||
| Dimensions | 1722x1134x30 mm | 1762x1134x30 mm |
| Weight | 21 kg | — |
| Frame Colour | Black | Black |
| Connector Type | MC4 | MC4 |
| Junction Box IP | IP68 | — |
| Warranty & Certification | ||
| Product Warranty | 25 years | 25 |
| Power Warranty | 30 years linear | 30 years linear |
| MCS Certified | Yes | Yes |
| Certifications | IEC 61215, IEC 61730 | IEC 61215, IEC 61730 |
Frequently Asked Questions
Which is more efficient, the Ultra V Pro Mini 445W All Black or the T-Class 440W TOPCon Half-Cut All Black?
The Ultra V Pro Mini 445W All Black is more efficient at 22.5%, compared to 22% for the T-Class 440W TOPCon Half-Cut All Black. Higher efficiency means more power generated per square metre of roof space.
Which panel produces more power, the Ultra V Pro Mini 445W All Black or the T-Class 440W TOPCon Half-Cut 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 T-Class 440W TOPCon Half-Cut All Black.
Which solar panel should I choose for my home — the Ultra V Pro Mini 445W All Black or the T-Class 440W TOPCon Half-Cut 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.
Suntech
Ultra V Pro Mini 445W All Black
445W · 22.5% efficiency · N-type TOPCon
View full specs →TCL Solar
T-Class 440W TOPCon Half-Cut All Black
440W · 22% efficiency · N-type TOPCon Half-Cut SMB
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.