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RS8V-M TOPCON-430W vs SP-96DSN455 4 of 19 identical Swap Change panels

Resun Solar RS8V-M TOPCON-430W vs Sunpro Power SP-96DSN455

Resun Solar RS8V-M TOPCON-430W
Resun Solar
RS8V-M TOPCON-430W
430 Wp 22.02 % TOPCon
Open panel page Datasheet PDF
VS
Sunpro Power SP-96DSN455
Sunpro Power
SP-96DSN455
455 Wp 22.77 % HJT Bifacial
Open panel page Datasheet PDF
The verdict

SP-96DSN455 leads on the differences that matter

The largest is temperature coefficient: 0.060 %/°C better in heat. 4 of 19 comparable parameters are identical.

See all 15 differences
How alike are they
4 of 19 comparable
parameters are identical
identical differs
01

What actually differs

15 of 19 parameters
Parameter RS8V-M TOPCON-430W SP-96DSN455 Difference
Temperature coefficient -0.300 %/°C -0.240 %/°C 0.060 %/°C better in heat
Module efficiency 22.02 % 22.77 % 0.75 pp more efficient
Power density 220.2 Wp/m² 227.7 Wp/m² 7.5 Wp/m² higher
Rated power 430 Wp 455 Wp 25 W more power
Product warranty 12 yrs 15 yrs 3 yrs longer
Cell technology TOPCon HJT TOPCon vs HJT
Short-circuit current 14.24 A 15.43 A 1.19 A apart
Module area 1.953 m² 1.998 m² 0.045 m² apart
Weight 21.5 kg 23.0 kg 1.5 kg lighter
Cell count 108 96 12 cells apart
Open-circuit voltage 38.40 V 36.77 V 1.63 V apart
Bifacial No Yes No vs Yes
Current at max power 13.36 A 14.73 A 1.37 A apart
Dimensions 1722x1134x30 mm 1762x1134x30 mm 1722x1134x30 mm vs 1762x1134x30 mm
Voltage at max power 32.20 V 30.90 V 1.30 V apart
02

What it means on a roof

Thirty years of production
Each panel's own declared degradation curve, at 1,200 kWh/kWp a year
RS8V-M TOPCON-430W
14,427 kWh
SP-96DSN455
15,314 kWh
Lifetime gap
887 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario RS8V-M TOPCON-430W SP-96DSN455
Standard test conditions 25 °C 100.0% of rated power 430 W 455 W
Cool, bright day 40 °C 95.5% of rated power 411 W 439 W
Typical summer roof 55 °C 91.0% of rated power 391 W 422 W
Hot roof 70 °C 86.5% of rated power 372 W 406 W
03

Full specification

Parameter RS8V-M TOPCON-430W SP-96DSN455 Difference
Power and efficiency
Rated power 430 Wp 455 Wp +25 W for SP-96DSN455
Module efficiency 22.02 % 22.77 % +0.75 pp for SP-96DSN455
Power density 220.2 Wp/m² 227.7 Wp/m² +7.5 Wp/m² for SP-96DSN455
Open-circuit voltage 38.40 V 36.77 V 1.63 V apart
Voltage at max power 32.20 V 30.90 V 1.30 V apart
Short-circuit current 14.24 A 15.43 A 1.19 A apart
Current at max power 13.36 A 14.73 A 1.37 A apart
Temperature
Temperature coefficient -0.300 %/°C -0.240 %/°C +0.060 %/°C for SP-96DSN455
Mechanical
Dimensions 1722x1134x30 mm 1762x1134x30 mm 1722x1134x30 mm vs 1762x1134x30 mm
Module area 1.953 m² 1.998 m² 0.045 m² apart
Weight 21.5 kg 23.0 kg -1.5 kg for RS8V-M TOPCON-430W
Weight per kWp 50.0 kg/kWp 50.5 kg/kWp Effectively the same
Warranty and degradation
Product warranty 12 yrs 15 yrs +3 yrs for SP-96DSN455
Performance warranty 30 yrs 30 yrs Same
Annual degradation 0.40 %/yr 0.38 %/yr Effectively the same
Technology
Cell technology TOPCon HJT TOPCon vs HJT
Cell type Monocrystalline Monocrystalline Same
Cell count 108 96 12 cells apart
Bifacial No Yes No vs Yes
04

Against the whole database

14,005 panels
Efficiency
#6,329 vs #3,073
SP-96DSN455 leads by 3,256 places
Power density
#6,481 vs #2,888
SP-96DSN455 leads by 3,593 places
Heat behaviour
#6,093 vs #13
SP-96DSN455 leads by 6,080 places
Weight
#3,317 vs #3,925
RS8V-M TOPCON-430W leads by 608 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#9,992 vs #7,882
SP-96DSN455 leads by 2,110 places
05

More useful comparisons

Open the full database
Same series, other bin
Resun Solar
Resun Solar RS8V-M TOPCON-430W vs Resun Solar RS8V-M-DG
8 differences, the largest is module efficiency
Same series, other bin
Resun Solar
Resun Solar RS8V-M TOPCON-430W vs Resun Solar RS8V-M-DG-440
8 differences, the largest is module efficiency
Same series, other bin
Resun Solar
Resun Solar RS8V-M TOPCON-430W vs Resun Solar RS8V-M-435W FULL BLACK
3 differences, the largest is temperature coefficient
Same series, other bin
Resun Solar
Resun Solar RS8V-M TOPCON-430W vs Resun Solar RS8V-M-DG-435
6 differences, the largest is product warranty
Same series, other bin
Resun Solar
Resun Solar RS8V-M TOPCON-430W vs Resun Solar RS8V-M TOPCON-435W
One difference: module efficiency
Same series, other bin
Resun Solar
Resun Solar RS8V-M TOPCON-430W vs Resun Solar RS8V435M-FB
4 differences, the largest is temperature coefficient
06

Written summary

07

Questions about this pairing

Which panel is better: Resun Solar RS8V-M TOPCON-430W or Sunpro Power SP-96DSN455?
According to our database: Sunpro Power SP-96DSN455 has higher module efficiency (22.77% vs 22.02%); Sunpro Power SP-96DSN455 tolerates heat better (temp coeff -0.240%/°C vs -0.300%/°C). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Resun Solar RS8V-M TOPCON-430W and Sunpro Power SP-96DSN455?
Resun Solar RS8V-M TOPCON-430 W has a module efficiency of 22.02%, while Sunpro Power SP-96DSN455 is 22.77%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Resun Solar RS8V-M TOPCON-430W use vs Sunpro Power SP-96DSN455?
Resun Solar RS8V-M TOPCON-430 W uses TOPCon cells; Sunpro Power SP-96DSN455 uses HJT. 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 Resun Solar RS8V-M TOPCON-430W and Sunpro Power SP-96DSN455?
Resun Solar RS8V-M TOPCON-430 W has a 30 years power warranty; Sunpro Power SP-96DSN455 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 Resun Solar RS8V-M TOPCON-430W and Sunpro Power SP-96DSN455 bifacial panels?
Sunpro Power SP-96DSN455 is bifacial (captures light from both faces); Resun Solar RS8V-M TOPCON-430 W is monofacial. Bifacial panels work best on ground mounts or raised structures with a light-coloured surface underneath.
Compare Resun Solar and Sunpro Power as manufacturers Portfolio, efficiency, cell technologies and warranty terms

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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.