Solar Panel Comparison

Maxeon / SunPower Maxeon 7 475W vs Trina Solar Vertex S+ Bifacial Dual Glass 445W

The Maxeon 7 475W delivers 475W, 30W more than the Vertex S+ Bifacial Dual Glass 445W at 445W.

Maxeon 7 475W has a higher efficiency of 24% versus 22.3% for the Vertex S+ Bifacial Dual Glass 445W.

They use different cell technologies: Maxeon 7 475W uses IBC (Interdigitated Back Contact) N-type, while Vertex S+ Bifacial Dual Glass 445W uses N-type i-TOPCon 1/3-cut.

Here's how they compare across all key specifications.

Maxeon 7 475W· Higher efficiencyMaxeon 7 475W· Higher outputVertex S+ Bifacial Dual Glass 445W· Better temp. performanceVertex S+ Bifacial Dual Glass 445W· Lighter

Spec

Maxeon / SunPower

Maxeon 7 475W

475W

24% efficiency

Trina Solar

Vertex S+ Bifacial Dual Glass 445W

445W

22.3% efficiency

Full Specification Comparison

SpecMaxeon 7 475WVertex S+ Bifacial Dual Glass 445W
Performance
Power Output475 W445 W
Efficiency24%22.3%
Cell TypeIBC (Interdigitated Back Contact) N-typeN-type i-TOPCon 1/3-cut
Temp. Coeff.-0.27 %/°C-0.3 %/°C
Number of Cells120144
BifacialNoYes
Electrical
Voc44.47 V52.6 V
Vmp38.06 V44.3 V
Isc13.2 A10.71 A
Imp12.48 A10.05 A
Max System Voltage1000 V1500 V
Operating Temp-40 to +85 °C-40 to +85 °C
Physical
Dimensions1913x1035x35 mm1762x1134x30 mm
Weight21.1 kg21 kg
Frame ColourBlackBlack
Connector TypeMC4 compatibleMC4-EVO2
Warranty & Certification
Product Warranty40 years25 years
Power Warranty40 years (92% yr25, 0.25%/yr)30 years linear (0.4%/yr)
MCS CertifiedNoYes
CertificationsIEC 61215, IEC 61730IEC 61215, IEC 61730, UL, CEC, IEC 61701, IEC 62716

Frequently Asked Questions

Which is more efficient, the Maxeon 7 475W or the Vertex S+ Bifacial Dual Glass 445W?

The Maxeon 7 475W is more efficient at 24%, compared to 22.3% for the Vertex S+ Bifacial Dual Glass 445W. Higher efficiency means more power generated per square metre of roof space.

Which panel produces more power, the Maxeon 7 475W or the Vertex S+ Bifacial Dual Glass 445W?

The Maxeon 7 475W has a higher rated output at 475W. This means fewer panels would be needed to reach the same system size compared to the Vertex S+ Bifacial Dual Glass 445W.

Which solar panel should I choose for my home — the Maxeon 7 475W or the Vertex S+ Bifacial Dual Glass 445W?

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 7 475W

475W · 24% efficiency · IBC (Interdigitated Back Contact) N-type

View full specs →

Trina Solar

Vertex S+ Bifacial Dual Glass 445W

445W · 22.3% efficiency · N-type i-TOPCon 1/3-cut

View full specs →

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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.

Solar EstimatorEstimate Installation Cost