Solar Panel Comparison

TCL Solar E-Class 460W Back Contact Bifacial Dual Glass vs TCL Solar T-Class 440W TOPCon Half-Cut All Black

The E-Class 460W Back Contact Bifacial Dual Glass delivers 460W, 20W more than the T-Class 440W TOPCon Half-Cut All Black at 440W.

E-Class 460W Back Contact Bifacial Dual Glass has a higher efficiency of 23.1% versus 22% for the T-Class 440W TOPCon Half-Cut All Black.

They use different cell technologies: E-Class 460W Back Contact Bifacial Dual Glass uses Back Contact N-type Bifacial, 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.

E-Class 460W Back Contact Bifacial Dual Glass· Higher efficiencyE-Class 460W Back Contact Bifacial Dual Glass· Higher outputT-Class 440W TOPCon Half-Cut All Black· Better temp. performance

Spec

TCL Solar

E-Class 460W Back Contact Bifacial Dual Glass

460W

23.1% efficiency

TCL Solar

T-Class 440W TOPCon Half-Cut All Black

440W

22% efficiency

Full Specification Comparison

SpecE-Class 460W Back Contact Bifacial Dual GlassT-Class 440W TOPCon Half-Cut All Black
Performance
Power Output460 W440 W
Efficiency23.1%22%
Cell TypeBack Contact N-type BifacialN-type TOPCon Half-Cut SMB
Temp. Coeff.-0.26 %/°C-0.3 %/°C
Number of Cells54108
BifacialYesNo
Electrical
Voc41 V—
Vmp34.74 V—
Isc14.25 A—
Imp13.24 A—
Max System Voltage1500 V1500 V
Operating Temp-40 to +85 °C-40 to +85 °C
Physical
Dimensions1757x1134x30 mm1762x1134x30 mm
Frame ColourBlackBlack
Connector TypeMC4MC4
Warranty & Certification
Product Warranty2525
Power Warranty30 years linear30 years linear
MCS CertifiedYesYes
CertificationsIEC 61215, IEC 61730IEC 61215, IEC 61730
Pricing (UK)
Retail Price£62.50—
Price per Watt£0.136/W—

Frequently Asked Questions

Which is more efficient, the E-Class 460W Back Contact Bifacial Dual Glass or the T-Class 440W TOPCon Half-Cut All Black?

The E-Class 460W Back Contact Bifacial Dual Glass is more efficient at 23.1%, 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 E-Class 460W Back Contact Bifacial Dual Glass or the T-Class 440W TOPCon Half-Cut All Black?

The E-Class 460W Back Contact Bifacial Dual Glass has a higher rated output at 460W. 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 E-Class 460W Back Contact Bifacial Dual Glass 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.

TCL Solar

E-Class 460W Back Contact Bifacial Dual Glass

460W · 23.1% efficiency · Back Contact N-type Bifacial

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

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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.

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