Maxeon SPR-MAX3-430-R vs Maxeon SPR-MAX3-425-R
VS
The verdict
430-R leads on the differences that matter
The largest is module efficiency: 0.30 pp more efficient. 18 of 19 comparable parameters are identical.
See the one differenceHow alike are they
18
of 19 comparable
parameters are identical
parameters are identical
identical
differs
01
1 of 19 parameters
What actually differs
Parameter
430-R
425-R
Difference
Module efficiency
22.70 %
22.40 %
0.30 pp more efficient
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 (-0.270 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other.
430-R
14,609 kWh
425-R
14,439 kWh
Lifetime gap
170 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario
430-R
425-R
Standard test conditions
25 °C
100.0% of rated power
430 W
425 W
Cool, bright day
40 °C
96.0% of rated power
413 W
408 W
Typical summer roof
55 °C
91.9% of rated power
395 W
391 W
Hot roof
70 °C
87.8% of rated power
378 W
373 W
03
Full specification
Parameter
430-R
425-R
Difference
Power and efficiency
Rated power
430 Wp
425 Wp
Effectively the same
Module efficiency
22.70 %
22.40 %
+0.30 pp for 430-R
Power density
226.9 Wp/m²
224.2 Wp/m²
Effectively the same
Open-circuit voltage
40.70 V
40.70 V
Same
Voltage at max power
35.10 V
34.90 V
Effectively the same
Short-circuit current
13.15 A
13.13 A
Effectively the same
Current at max power
12.25 A
12.18 A
Effectively the same
Temperature
Temperature coefficient
-0.270 %/°C
-0.270 %/°C
Same
Mechanical
Dimensions
1812x1046x40 mm
1812x1046x40 mm
Same
Module area
1.895 m²
1.895 m²
Same
Weight
21.2 kg
21.2 kg
Same
Weight per kWp
49.3 kg/kWp
49.9 kg/kWp
Effectively the same
Warranty and degradation
Product warranty
40 yrs
40 yrs
Same
Performance warranty
40 yrs
40 yrs
Same
Annual degradation
0.25 %/yr
0.25 %/yr
Same
Technology
Cell technology
Back Contact
Back Contact
Same
Cell type
Monocrystalline
Monocrystalline
Same
Cell count
112
112
Same
Bifacial
No
No
Same
04
14,005 panels
Against the whole database
Efficiency
#3,307
vs
#4,774
430-R leads by 1,467 places
Power density
#3,463
vs
#4,759
430-R leads by 1,296 places
Heat behaviour
#1,280
vs
#1,280
Tied - the same position in the database
Weight
#2,855
vs
#3,266
430-R leads by 411 places
Warranty
#1
vs
#1
Tied - the same position in the database
Overall
#1,774
vs
#2,122
430-R leads by 348 places
05
Open the full database
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06
Written summary
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07
Questions about this pairing
Which panel is better: Maxeon SPR-MAX3-430-R or Maxeon SPR-MAX3-425-R?
According to our database: Maxeon SPR-MAX3-430-R has higher module efficiency (22.70% vs 22.40%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Maxeon SPR-MAX3-430-R and Maxeon SPR-MAX3-425-R?
Maxeon SPR-MAX3-430-R has a module efficiency of 22.70%, while Maxeon SPR-MAX3-425-R is 22.40%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Maxeon SPR-MAX3-430-R use vs Maxeon SPR-MAX3-425-R?
Maxeon SPR-MAX3-430-R uses Back Contact cells; Maxeon SPR-MAX3-425-R uses Back Contact. 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 Maxeon SPR-MAX3-430-R and Maxeon SPR-MAX3-425-R?
Maxeon SPR-MAX3-430-R has a 40 years power warranty; Maxeon SPR-MAX3-425-R has a 40 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.
Shop prices: See 26 Maxeon offers
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.