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S4-DG455-96TMax (White) vs Mono S4 Halfcut Trend White 445W 9 of 18 identical Swap Change panels

Solar-Fabrik S4-DG455-96TMax (White) vs Solar-Fabrik Mono S4 Halfcut Trend White 445W

Solar-Fabrik
S4-DG455-96TMax (White)
455 Wp 22.80 % TOPCon Bifacial Incomplete
VS
Solar-Fabrik
Mono S4 Halfcut Trend White 445W
445 Wp 22.27 % TOPCon Bifacial Incomplete
The verdict

S4-DG455-96TMax (White) leads on the differences that matter

The largest is module efficiency: 0.53 pp more efficient. 9 of 18 comparable parameters are identical, with 1 more left out because at least one datasheet does not publish it.

See all 9 differences
How alike are they
9 of 18 comparable
parameters are identical
identical differs not published
01

What actually differs

9 of 18 parameters
Parameter S4-DG455-96TMax (White) Mono S4 Halfcut Trend White 445W Difference
Module efficiency 22.80 % 22.27 % 0.53 pp more efficient
Short-circuit current 15.75 A 13.93 A 1.82 A apart
Open-circuit voltage 36.21 V 39.59 V 3.38 V apart
Power density 227.7 Wp/m² 222.7 Wp/m² 5.0 Wp/m² higher
Temperature coefficient -0.290 %/°C -0.280 %/°C 0.010 %/°C better in heat
Rated power 455 Wp 445 Wp 10 W more power
Cell count 96 108 12 cells apart
Current at max power 15.03 A 13.47 A 1.56 A apart
Voltage at max power 30.28 V 33.04 V 2.76 V apart
02

What it means on a roof

Thirty years of production
A 1.0% first-year loss then 0.40% a year, assumed for both panels, at 1,200 kWh/kWp a year
S4-DG455-96TMax (White)
15,266 kWh
Mono S4 Halfcut Trend White 445W
14,931 kWh
Lifetime gap
335 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario S4-DG455-96TMax (White) Mono S4 Halfcut Trend White 445W
Standard test conditions 25 °C 100.0% of rated power 455 W 445 W
Cool, bright day 40 °C 95.7% of rated power 435 W 426 W
Typical summer roof 55 °C 91.3% of rated power 415 W 408 W
Hot roof 70 °C 87.0% of rated power 396 W 389 W
03

Full specification

Parameter S4-DG455-96TMax (White) Mono S4 Halfcut Trend White 445W Difference
Power and efficiency
Rated power 455 Wp 445 Wp +10 W for S4-DG455-96TMax (White)
Module efficiency 22.80 % 22.27 % +0.53 pp for S4-DG455-96TMax (White)
Power density 227.7 Wp/m² 222.7 Wp/m² +5.0 Wp/m² for S4-DG455-96TMax (White)
Open-circuit voltage 36.21 V 39.59 V 3.38 V apart
Voltage at max power 30.28 V 33.04 V 2.76 V apart
Short-circuit current 15.75 A 13.93 A 1.82 A apart
Current at max power 15.03 A 13.47 A 1.56 A apart
Temperature
Temperature coefficient -0.290 %/°C -0.280 %/°C +0.010 %/°C for Mono S4 Halfcut Trend White 445W
Mechanical
Dimensions 1762x1134x30 mm 1762x1134x30 mm Same
Module area 1.998 m² 1.998 m² Same
Weight 24.9 kg 24.9 kg Same
Weight per kWp 54.7 kg/kWp 56.0 kg/kWp Effectively the same
Warranty and degradation
Product warranty 30 yrs 30 yrs Same
Performance warranty 30 yrs 30 yrs Same
Annual degradation - - Neither datasheet publishes this
Technology
Cell technology TOPCon TOPCon Same
Cell type Monocrystalline Monocrystalline Same
Cell count 96 108 12 cells apart
Bifacial Yes Yes Same
04

Against the whole database

14,005 panels
Efficiency
#2,714 vs #5,481
S4-DG455-96TMax (White) leads by 2,767 places
Power density
#2,888 vs #5,302
S4-DG455-96TMax (White) leads by 2,414 places
Heat behaviour
#2,165 vs #1,309
Mono S4 Halfcut Trend White 445W leads by 856 places
Weight
#9,129 vs #10,301
S4-DG455-96TMax (White) leads by 1,172 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#4,712 vs #5,617
S4-DG455-96TMax (White) leads by 905 places
05

More useful comparisons

Open the full database
Same series, other bin
Solar-Fabrik
Solar-Fabrik S4-DG455-96TMax (White) vs Solar-Fabrik S4-DG460-96TMax (Full Black)
One difference: module efficiency
Same series, other bin
Solar-Fabrik
Solar-Fabrik S4-DG455-96TMax (White) vs Solar-Fabrik S4-DG460-96TMax (White)
One difference: module efficiency
Same series, other bin
Solar-Fabrik
Solar-Fabrik S4-DG455-96TMax (White) vs Solar-Fabrik S4-DG455-96TMax (Full Black)
The same specification on paper
Same series, other bin
Solar-Fabrik
Solar-Fabrik Mono S4 Halfcut Trend White 445W vs Solar-Fabrik S4-DG625-132TMax
15 differences, the largest is module efficiency
Same series, other bin
Solar-Fabrik
Solar-Fabrik Mono S4 Halfcut Trend White 445W vs Solar-Fabrik S4-DG620-132TMax
14 differences, the largest is module efficiency
Same series, other bin
Solar-Fabrik
Solar-Fabrik Mono S4 Halfcut Trend White 445W vs Solar-Fabrik Mono S4 Halfcut Trend White 460W
9 differences, the largest is module efficiency
06

Written summary

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07

Questions about this pairing

Which panel is better: Solar-Fabrik S4-DG455-96TMax (White) or Solar-Fabrik Mono S4 Halfcut Trend White 445W?
According to our database: Solar-Fabrik S4-DG455-96TMax (White) has higher module efficiency (22.80% vs 22.27%); Solar-Fabrik Mono S4 Halfcut Trend White 445 W tolerates heat better (temp coeff -0.280%/°C vs -0.290%/°C). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Solar-Fabrik S4-DG455-96TMax (White) and Solar-Fabrik Mono S4 Halfcut Trend White 445W?
Solar-Fabrik S4-DG455-96TMax (White) has a module efficiency of 22.80%, while Solar-Fabrik Mono S4 Halfcut Trend White 445 W is 22.27%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Solar-Fabrik S4-DG455-96TMax (White) use vs Solar-Fabrik Mono S4 Halfcut Trend White 445W?
Solar-Fabrik S4-DG455-96TMax (White) uses TOPCon cells; Solar-Fabrik Mono S4 Halfcut Trend White 445 W uses TOPCon. Modern n-type technologies (TOPCon, HJT, BC) typically deliver higher efficiency and lower degradation compared to older PERC (p-type) cells.
What is the warranty on Solar-Fabrik S4-DG455-96TMax (White) and Solar-Fabrik Mono S4 Halfcut Trend White 445W?
Solar-Fabrik S4-DG455-96TMax (White) has a 30 years power warranty; Solar-Fabrik Mono S4 Halfcut Trend White 445 W has a 30 years power warranty. The power warranty guarantees a minimum percentage of rated output at the end of the warranty period (typically 80-87%). Product (materials) warranties are usually shorter.
Are Solar-Fabrik S4-DG455-96TMax (White) and Solar-Fabrik Mono S4 Halfcut Trend White 445W bifacial panels?
Both Solar-Fabrik S4-DG455-96TMax (White) and Solar-Fabrik Mono S4 Halfcut Trend White 445 W are bifacial - they capture reflected light from the ground, which can add 5-15% more annual energy on ground-mount or elevated rooftop installations with a light surface beneath.

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Every figure here is from the manufacturers' own datasheets - a dash means the value is not published, never an estimate. The thirty-year projection and the temperature scenarios are calculations from those figures, and each states its assumption above.