Solar Panel Comparison
Maxeon / SunPower Maxeon 6 DC 440W vs Trina Solar Vertex S+ 440W Full Black Dual Glass
Both panels are rated at 440W.
Maxeon 6 DC 440W has a higher efficiency of 22.8% versus 22.5% for the Vertex S+ 440W Full Black Dual Glass.
They use different cell technologies: Maxeon 6 DC 440W uses IBC (Interdigitated Back Contact), while Vertex S+ 440W Full Black Dual Glass uses N-type i-TOPCon.
Here's how they compare across all key specifications.
Spec
Maxeon / SunPower
Maxeon 6 DC 440W
440W
22.8% efficiency
Trina Solar
Vertex S+ 440W Full Black Dual Glass
440W
22.5% efficiency
Full Specification Comparison
| Spec | Maxeon 6 DC 440W | Vertex S+ 440W Full Black Dual Glass |
|---|---|---|
| Performance | ||
| Power Output | 440 W | 440 W |
| Efficiency | 22.8% | 22.5% |
| Cell Type | IBC (Interdigitated Back Contact) | N-type i-TOPCon |
| Temp. Coeff. | -0.29 %/°C | -0.29 %/°C |
| Number of Cells | 66 | 144 |
| Bifacial | No | Yes |
| Electrical | ||
| Voc | 48.2 V | 52.6 V |
| Vmp | 40.5 V | 44.3 V |
| Isc | 11.58 A | 10.71 A |
| Imp | 10.87 A | 10.05 A |
| Max System Voltage | 1000 V | 1500 V |
| Operating Temp | -40 to +85 °C | -40 to +85 °C |
| Physical | ||
| Dimensions | 1872x1032x40 mm | 1762x1134x30 mm |
| Weight | 20.9 kg | 21 kg |
| Frame Colour | Black | Black |
| Connector Type | EVO2 | MC4-EVO2 |
| Junction Box IP | IP68 | IP68 |
| Warranty & Certification | ||
| Product Warranty | 25 years | 25 years |
| Power Warranty | 25 years / 92% (extendable to 40yr) | 30 years linear (0.4%/yr) |
| MCS Certified | No | No |
| Certifications | IEC 61215, IEC 61730, UL 61730, ISO 9001, ISO 14001, IEC 62716, IEC 61701, MIL-STD-810G | IEC 61215, IEC 61730 |
| Pricing (UK) | ||
| Retail Price | £650.00 | — |
| Price per Watt | £1.477/W | — |
Frequently Asked Questions
Which is more efficient, the Maxeon 6 DC 440W or the Vertex S+ 440W Full Black Dual Glass?
The Maxeon 6 DC 440W is more efficient at 22.8%, compared to 22.5% for the Vertex S+ 440W Full Black Dual Glass. Higher efficiency means more power generated per square metre of roof space.
Which panel produces more power, the Maxeon 6 DC 440W or the Vertex S+ 440W Full Black Dual Glass?
Both panels are rated at the same output of 440W.
Which solar panel should I choose for my home — the Maxeon 6 DC 440W or the Vertex S+ 440W Full Black Dual 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.
Maxeon / SunPower
Maxeon 6 DC 440W
440W · 22.8% efficiency · IBC (Interdigitated Back Contact)
View full specs →Trina Solar
Vertex S+ 440W Full Black Dual Glass
440W · 22.5% efficiency · N-type i-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.