Solar Panel Comparison
JA Solar DeepBlue 4.0 GB 430W N-Type TOPCon GFI Bifacial Dual Glass 25yr vs Meyer Burger White 395W
The DeepBlue 4.0 GB 430W N-Type TOPCon GFI Bifacial Dual Glass 25yr delivers 430W, 35W more than the White 395W at 395W.
DeepBlue 4.0 GB 430W N-Type TOPCon GFI Bifacial Dual Glass 25yr has a higher efficiency of 21.6% versus 21.5% for the White 395W.
They use different cell technologies: DeepBlue 4.0 GB 430W N-Type TOPCon GFI Bifacial Dual Glass 25yr uses N-type TOPCon GFI (Gapless) Bifacial Half-Cut, while White 395W uses HJT with SmartWire (SWCT).
Here's how they compare across all key specifications.
Spec
JA Solar
DeepBlue 4.0 GB 430W N-Type TOPCon GFI Bifacial Dual Glass 25yr
430W
21.6% efficiency
Meyer Burger
White 395W
395W
21.5% efficiency
Full Specification Comparison
| Spec | DeepBlue 4.0 GB 430W N-Type TOPCon GFI Bifacial Dual Glass 25yr | White 395W |
|---|---|---|
| Performance | ||
| Power Output | 430 W | 395 W |
| Efficiency | 21.6% | 21.5% |
| Cell Type | N-type TOPCon GFI (Gapless) Bifacial Half-Cut | HJT with SmartWire (SWCT) |
| Temp. Coeff. | -0.29 %/°C | -0.259 %/°C |
| Number of Cells | 108 | 120 |
| Bifacial | Yes | Yes |
| Electrical | ||
| Voc | 39.68 V | 44.5 V |
| Vmp | 33.53 V | 38.3 V |
| Isc | 13.74 A | 10.9 A |
| Imp | 12.83 A | 10.3 A |
| Max System Voltage | 1500 V | 1000 V |
| Operating Temp | -40 to +85 °C | -40 to +85 °C |
| Physical | ||
| Dimensions | 1722x1134x30 mm | 1767x1041x35 mm |
| Weight | 21 kg | 19.7 kg |
| Frame Colour | Black | Black |
| Connector Type | MC4-EVO2 | MC4,MC4-Evo2 |
| Junction Box IP | IP68 | IP68 |
| Warranty & Certification | ||
| Product Warranty | 25 | 25 years |
| Power Warranty | 30 years linear (0.4%/yr) | 25 years (93% retained) |
| MCS Certified | Yes | Yes |
| Certifications | IEC 61215, IEC 61730, UL 61215, UL 61730, ISO 9001, ISO 14001 | IEC 61215, IEC 61730, IEC 62804, IEC 61701 |
Frequently Asked Questions
Which is more efficient, the DeepBlue 4.0 GB 430W N-Type TOPCon GFI Bifacial Dual Glass 25yr or the White 395W?
The DeepBlue 4.0 GB 430W N-Type TOPCon GFI Bifacial Dual Glass 25yr is more efficient at 21.6%, compared to 21.5% for the White 395W. Higher efficiency means more power generated per square metre of roof space.
Which panel produces more power, the DeepBlue 4.0 GB 430W N-Type TOPCon GFI Bifacial Dual Glass 25yr or the White 395W?
The DeepBlue 4.0 GB 430W N-Type TOPCon GFI Bifacial Dual Glass 25yr has a higher rated output at 430W. This means fewer panels would be needed to reach the same system size compared to the White 395W.
Which solar panel should I choose for my home — the DeepBlue 4.0 GB 430W N-Type TOPCon GFI Bifacial Dual Glass 25yr or the White 395W?
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.
JA Solar
DeepBlue 4.0 GB 430W N-Type TOPCon GFI Bifacial Dual Glass 25yr
430W · 21.6% efficiency · N-type TOPCon GFI (Gapless) Bifacial Half-Cut
View full specs →Meyer Burger
White 395W
395W · 21.5% efficiency · HJT with SmartWire (SWCT)
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.