Solar Panel Comparison

REC Group Alpha Pure-R 430W vs TCL Solar T-Class 440W TOPCon Half-Cut All Black

The T-Class 440W TOPCon Half-Cut All Black delivers 440W, 10W more than the Alpha Pure-R 430W at 430W.

Alpha Pure-R 430W has a higher efficiency of 22.3% versus 22% for the T-Class 440W TOPCon Half-Cut All Black.

They use different cell technologies: Alpha Pure-R 430W uses HJT (Heterojunction), 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.

Alpha Pure-R 430W· Higher efficiencyT-Class 440W TOPCon Half-Cut All Black· Higher outputT-Class 440W TOPCon Half-Cut All Black· Better temp. performance

Spec

REC Group

Alpha Pure-R 430W

430W

22.3% efficiency

TCL Solar

T-Class 440W TOPCon Half-Cut All Black

440W

22% efficiency

Full Specification Comparison

SpecAlpha Pure-R 430WT-Class 440W TOPCon Half-Cut All Black
Performance
Power Output430 W440 W
Efficiency22.3%22%
Cell TypeHJT (Heterojunction)N-type TOPCon Half-Cut SMB
Temp. Coeff.-0.24 %/°C-0.3 %/°C
Number of Cells80108
BifacialNoNo
Electrical
Voc59.4 V—
Vmp50 V—
Isc8.91 A—
Imp8.4 A—
Max System Voltage1000 V1500 V
Operating Temp-40 to +85 °C-40 to +85 °C
Physical
Dimensions1730x1118x30 mm1762x1134x30 mm
Weight21.5 kg—
Frame ColourBlackBlack
Connector TypeMC4MC4
Warranty & Certification
Product Warranty20 years25
Power Warranty25 years (92% min, 0.25%/yr)30 years linear
MCS CertifiedYesYes
CertificationsIEC 61215, IEC 61730, RoHSIEC 61215, IEC 61730
Pricing (UK)
Retail Price£142.00—
Price per Watt£0.330/W—

Frequently Asked Questions

Which is more efficient, the Alpha Pure-R 430W or the T-Class 440W TOPCon Half-Cut All Black?

The Alpha Pure-R 430W is more efficient at 22.3%, 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 Alpha Pure-R 430W or the T-Class 440W TOPCon Half-Cut All Black?

The T-Class 440W TOPCon Half-Cut All Black has a higher rated output at 440W. This means fewer panels would be needed to reach the same system size compared to the Alpha Pure-R 430W.

Which solar panel should I choose for my home — the Alpha Pure-R 430W 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.

REC Group

Alpha Pure-R 430W

430W · 22.3% efficiency · HJT (Heterojunction)

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.

Solar EstimatorEstimate Installation Cost