AIKO AIKO-A695-MAE78Dw vs AIKO AIKO-A690-MAE78Dw
VS
The verdict
A695-MAE78Dw 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 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
A695-MAE78Dw
A690-MAE78Dw
Difference
Module efficiency
24.90 %
24.70 %
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.
A695-MAE78Dw
23,500 kWh
A690-MAE78Dw
23,331 kWh
Lifetime gap
169 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario
A695-MAE78Dw
A690-MAE78Dw
Standard test conditions
25 °C
100.0% of rated power
695 W
690 W
Cool, bright day
40 °C
96.1% of rated power
668 W
663 W
Typical summer roof
55 °C
92.2% of rated power
641 W
636 W
Hot roof
70 °C
88.3% of rated power
614 W
609 W
03
Full specification
Parameter
A695-MAE78Dw
A690-MAE78Dw
Difference
Power and efficiency
Rated power
695 Wp
690 Wp
Effectively the same
Module efficiency
24.90 %
24.70 %
+0.20 pp for A695-MAE78Dw
Power density
248.6 Wp/m²
246.8 Wp/m²
Effectively the same
Open-circuit voltage
59.22 V
59.16 V
Effectively the same
Voltage at max power
49.09 V
49.03 V
Effectively the same
Short-circuit current
14.77 A
14.70 A
Effectively the same
Current at max power
14.16 A
14.08 A
Effectively the same
Temperature
Temperature coefficient
-0.260 %/°C
-0.260 %/°C
Same
Mechanical
Dimensions
2465x1134x30 mm
2465x1134x30 mm
Same
Module area
2.795 m²
2.795 m²
Same
Weight
34.5 kg
34.5 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
156
156
Same
Bifacial
No
No
Same
04
14,005 panels
Against the whole database
Efficiency
#10
vs
#39
A695-MAE78Dw leads by 29 places
Power density
#11
vs
#41
A695-MAE78Dw leads by 30 places
Heat behaviour
#511
vs
#511
Tied - the same position in the database
Weight
#3,186
vs
#3,575
A695-MAE78Dw leads by 389 places
Warranty
#21
vs
#21
Tied - the same position in the database
Overall
#159
vs
#210
A695-MAE78Dw leads by 51 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: AIKO AIKO-A695-MAE78Dw or AIKO AIKO-A690-MAE78Dw?
According to our database: AIKO AIKO-A695-MAE78Dw has higher module efficiency (24.90% vs 24.70%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of AIKO AIKO-A695-MAE78Dw and AIKO AIKO-A690-MAE78Dw?
AIKO AIKO-A695-MAE78Dw has a module efficiency of 24.90%, while AIKO AIKO-A690-MAE78Dw is 24.70%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does AIKO AIKO-A695-MAE78Dw use vs AIKO AIKO-A690-MAE78Dw?
AIKO AIKO-A695-MAE78Dw uses Back Contact cells; AIKO AIKO-A690-MAE78Dw 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-A695-MAE78Dw and AIKO AIKO-A690-MAE78Dw?
AIKO AIKO-A695-MAE78Dw has a 30 years power warranty; AIKO AIKO-A690-MAE78Dw 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.
Shop prices: See 180 AIKO 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.