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VSUN700N-132BMH-DG vs VSUN430N-108BMH-DG-BB 6 of 19 identical Swap Change panels

VSUN VSUN700N-132BMH-DG vs VSUN VSUN430N-108BMH-DG-BB

VSUN
VSUN700N-132BMH-DG
700 Wp 22.53 % TOPCon Bifacial
VS
VSUN
VSUN430N-108BMH-DG-BB
430 Wp 22.02 % TOPCon Bifacial
The verdict

VSUN700N-132BMH-DG leads on the differences that matter

The largest is rated power: 270 W more power. 6 of 19 comparable parameters are identical.

See all 13 differences
How alike are they
6 of 19 comparable
parameters are identical
identical differs
01

What actually differs

13 of 19 parameters
Parameter VSUN700N-132BMH-DG VSUN430N-108BMH-DG-BB Difference
Rated power 700 Wp 430 Wp 270 W more power
Module efficiency 22.53 % 22.02 % 0.51 pp more efficient
Weight 38.5 kg 24.7 kg 13.8 kg lighter
Product warranty 12 yrs 25 yrs 13 yrs longer
Open-circuit voltage 48.50 V 38.50 V 10.00 V apart
Short-circuit current 18.32 A 14.23 A 4.09 A apart
Module area 3.106 m² 1.953 m² 1.154 m² apart
Power density 225.3 Wp/m² 220.2 Wp/m² 5.1 Wp/m² higher
Voltage at max power 40.50 V 31.89 V 8.61 V apart
Current at max power 17.29 A 13.50 A 3.79 A apart
Cell count 132 108 24 cells apart
Weight per kWp 55.0 kg/kWp 57.4 kg/kWp 2.4 kg/kWp lighter
Dimensions 2384x1303x35 mm 1722x1134x30 mm 2384x1303x35 mm vs 1722x1134x30 mm
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
Same temp coeff. for both panels (-0.300 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other.
VSUN700N-132BMH-DG
23,486 kWh
VSUN430N-108BMH-DG-BB
14,427 kWh
Lifetime gap
9,059 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario VSUN700N-132BMH-DG VSUN430N-108BMH-DG-BB
Standard test conditions 25 °C 100.0% of rated power 700 W 430 W
Cool, bright day 40 °C 95.5% of rated power 669 W 411 W
Typical summer roof 55 °C 91.0% of rated power 637 W 391 W
Hot roof 70 °C 86.5% of rated power 606 W 372 W
03

Full specification

Parameter VSUN700N-132BMH-DG VSUN430N-108BMH-DG-BB Difference
Power and efficiency
Rated power 700 Wp 430 Wp +270 W for VSUN700N-132BMH-DG
Module efficiency 22.53 % 22.02 % +0.51 pp for VSUN700N-132BMH-DG
Power density 225.3 Wp/m² 220.2 Wp/m² +5.1 Wp/m² for VSUN700N-132BMH-DG
Open-circuit voltage 48.50 V 38.50 V 10.00 V apart
Voltage at max power 40.50 V 31.89 V 8.61 V apart
Short-circuit current 18.32 A 14.23 A 4.09 A apart
Current at max power 17.29 A 13.50 A 3.79 A apart
Temperature
Temperature coefficient -0.300 %/°C -0.300 %/°C Same
Mechanical
Dimensions 2384x1303x35 mm 1722x1134x30 mm 2384x1303x35 mm vs 1722x1134x30 mm
Module area 3.106 m² 1.953 m² 1.154 m² apart
Weight 38.5 kg 24.7 kg -13.8 kg for VSUN430N-108BMH-DG-BB
Weight per kWp 55.0 kg/kWp 57.4 kg/kWp -2.4 kg/kWp for VSUN700N-132BMH-DG
Warranty and degradation
Product warranty 12 yrs 25 yrs +13 yrs for VSUN430N-108BMH-DG-BB
Performance warranty 30 yrs 30 yrs Same
Annual degradation 0.40 %/yr 0.40 %/yr Same
Technology
Cell technology TOPCon TOPCon Same
Cell type Monocrystalline Monocrystalline Same
Cell count 132 108 24 cells apart
Bifacial Yes Yes Same
04

Against the whole database

14,129 panels
Efficiency
#4,041 vs #6,392
VSUN700N-132BMH-DG leads by 2,351 places
Power density
#4,048 vs #6,544
VSUN700N-132BMH-DG leads by 2,496 places
Heat behaviour
#6,152 vs #6,152
Tied - the same position in the database
Weight
#9,445 vs #11,300
VSUN700N-132BMH-DG leads by 1,855 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#1,212 vs #7,724
VSUN700N-132BMH-DG leads by 6,512 places
05

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06

Written summary

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07

Questions about this pairing

Which panel is better: VSUN VSUN700N-132BMH-DG or VSUN VSUN430N-108BMH-DG-BB?
According to our database: VSUN VSUN700N-132BMH-DG has higher module efficiency (22.53% vs 22.02%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of VSUN VSUN700N-132BMH-DG and VSUN VSUN430N-108BMH-DG-BB?
VSUN VSUN700N-132BMH-DG has a module efficiency of 22.53%, while VSUN VSUN430N-108BMH-DG-BB is 22.02%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does VSUN VSUN700N-132BMH-DG use vs VSUN VSUN430N-108BMH-DG-BB?
VSUN VSUN700N-132BMH-DG uses TOPCon cells; VSUN VSUN430N-108BMH-DG-BB 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 VSUN VSUN700N-132BMH-DG and VSUN VSUN430N-108BMH-DG-BB?
VSUN VSUN700N-132BMH-DG has a 30 years power warranty; VSUN VSUN430N-108BMH-DG-BB 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 VSUN VSUN700N-132BMH-DG and VSUN VSUN430N-108BMH-DG-BB bifacial panels?
Both VSUN VSUN700N-132BMH-DG and VSUN VSUN430N-108BMH-DG-BB 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.

Shop prices: See 1 VSUN offer

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.