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A635-MAE72Dw vs A630-MAE72Dw 18 of 19 identical Swap Change panels

AIKO AIKO-A635-MAE72Dw vs AIKO AIKO-A630-MAE72Dw

AIKO AIKO-A635-MAE72Dw
AIKO-A635-MAE72Dw
635 Wp 24.60 % Back Contact
VS
AIKO AIKO-A630-MAE72Dw
AIKO-A630-MAE72Dw
630 Wp 24.40 % Back Contact
The verdict

A635-MAE72Dw leads on the differences that matter

The largest is module efficiency: 0.20 pp more efficient. 18 of 19 comparable parameters are identical.

See the one difference
How alike are they
18 of 19 comparable
parameters are identical
identical differs
01

What actually differs

1 of 19 parameters
Parameter A635-MAE72Dw A630-MAE72Dw Difference
Module efficiency 24.60 % 24.40 % 0.20 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 (-0.260 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other.
A635-MAE72Dw
21,471 kWh
A630-MAE72Dw
21,302 kWh
Lifetime gap
169 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario A635-MAE72Dw A630-MAE72Dw
Standard test conditions 25 °C 100.0% of rated power 635 W 630 W
Cool, bright day 40 °C 96.1% of rated power 610 W 605 W
Typical summer roof 55 °C 92.2% of rated power 585 W 581 W
Hot roof 70 °C 88.3% of rated power 561 W 556 W
03

Full specification

Parameter A635-MAE72Dw A630-MAE72Dw Difference
Power and efficiency
Rated power 635 Wp 630 Wp Effectively the same
Module efficiency 24.60 % 24.40 % +0.20 pp for A635-MAE72Dw
Power density 245.8 Wp/m² 243.9 Wp/m² Effectively the same
Open-circuit voltage 54.96 V 54.83 V Effectively the same
Voltage at max power 45.50 V 45.40 V Effectively the same
Short-circuit current 14.70 A 14.62 A Effectively the same
Current at max power 13.96 A 13.88 A Effectively the same
Temperature
Temperature coefficient -0.260 %/°C -0.260 %/°C Same
Mechanical
Dimensions 2278x1134x30 mm 2278x1134x30 mm Same
Module area 2.583 m² 2.583 m² Same
Weight 31.5 kg 31.5 kg Same
Weight per kWp 49.6 kg/kWp 50.0 kg/kWp Effectively the same
Warranty and degradation
Product warranty 15 yrs 15 yrs Same
Performance warranty 30 yrs 30 yrs Same
Annual degradation 0.35 %/yr 0.35 %/yr Same
Technology
Cell technology Back Contact Back Contact Same
Cell type Monocrystalline Monocrystalline Same
Cell count 144 144 Same
Bifacial No No Same
04

Against the whole database

14,005 panels
Efficiency
#51 vs #99
A635-MAE72Dw leads by 48 places
Power density
#72 vs #123
A635-MAE72Dw leads by 51 places
Heat behaviour
#511 vs #511
Tied - the same position in the database
Weight
#3,152 vs #3,317
A635-MAE72Dw leads by 165 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#838 vs #1,036
A635-MAE72Dw leads by 198 places
05

More useful comparisons

Open the full database
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AIKO AIKO-A635-MAE72Dw vs AIKO AIKO-A645-MAE72Dw
3 differences, the largest is module efficiency
Same series, other bin
AIKO AIKO-A635-MAE72Dw vs AIKO AIKO-A640-MAE72Dw
One difference: module efficiency
Same series, other bin
AIKO AIKO-A635-MAE72Dw vs AIKO AIKO-A625-MAE72Dw
3 differences, the largest is module efficiency
Same series, other bin
AIKO AIKO-A635-MAE72Dw vs AIKO AIKO-A620-MAE72Dw
3 differences, the largest is module efficiency
Same manufacturer
AIKO AIKO-A635-MAE72Dw vs AIKO AIKO-A805-GRH78Dw
12 differences, the largest is rated power
Same manufacturer
AIKO AIKO-A635-MAE72Dw vs AIKO AIKO-A800-GRH78Dw
12 differences, the largest is rated power
06

Written summary

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07

Questions about this pairing

Which panel is better: AIKO AIKO-A635-MAE72Dw or AIKO AIKO-A630-MAE72Dw?
According to our database: AIKO AIKO-A635-MAE72Dw has higher module efficiency (24.60% vs 24.40%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of AIKO AIKO-A635-MAE72Dw and AIKO AIKO-A630-MAE72Dw?
AIKO AIKO-A635-MAE72Dw has a module efficiency of 24.60%, while AIKO AIKO-A630-MAE72Dw is 24.40%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does AIKO AIKO-A635-MAE72Dw use vs AIKO AIKO-A630-MAE72Dw?
AIKO AIKO-A635-MAE72Dw uses Back Contact cells; AIKO AIKO-A630-MAE72Dw 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 AIKO AIKO-A635-MAE72Dw and AIKO AIKO-A630-MAE72Dw?
AIKO AIKO-A635-MAE72Dw has a 30 years power warranty; AIKO AIKO-A630-MAE72Dw 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.

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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.