AIKO AIKO-A-620-MAH72Mw vs AIKO AIKO-A-605-MAH72Mw
VS
The verdict
620-MAH72Mw leads on the differences that matter
The largest is module efficiency: 0.60 pp more efficient. 16 of 19 comparable parameters are identical.
See all 3 differencesHow alike are they
16
of 19 comparable
parameters are identical
parameters are identical
identical
differs
01
3 of 19 parameters
What actually differs
Parameter
620-MAH72Mw
605-MAH72Mw
Difference
Module efficiency
24.00 %
23.40 %
0.60 pp more efficient
Power density
240.0 Wp/m²
234.2 Wp/m²
5.8 Wp/m² higher
Rated power
620 Wp
605 Wp
15 W more power
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 (-0.290 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other.
620-MAH72Mw
20,964 kWh
605-MAH72Mw
20,457 kWh
Lifetime gap
507 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario
620-MAH72Mw
605-MAH72Mw
Standard test conditions
25 °C
100.0% of rated power
620 W
605 W
Cool, bright day
40 °C
95.7% of rated power
593 W
579 W
Typical summer roof
55 °C
91.3% of rated power
566 W
552 W
Hot roof
70 °C
87.0% of rated power
539 W
526 W
03
Full specification
Parameter
620-MAH72Mw
605-MAH72Mw
Difference
Power and efficiency
Rated power
620 Wp
605 Wp
+15 W for 620-MAH72Mw
Module efficiency
24.00 %
23.40 %
+0.60 pp for 620-MAH72Mw
Power density
240.0 Wp/m²
234.2 Wp/m²
+5.8 Wp/m² for 620-MAH72Mw
Open-circuit voltage
53.69 V
53.39 V
Effectively the same
Voltage at max power
45.21 V
44.99 V
Effectively the same
Short-circuit current
14.16 A
13.98 A
Effectively the same
Current at max power
13.72 A
13.48 A
Effectively the same
Temperature
Temperature coefficient
-0.290 %/°C
-0.290 %/°C
Same
Mechanical
Dimensions
2278x1134x35 mm
2278x1134x35 mm
Same
Module area
2.583 m²
2.583 m²
Same
Weight
28.2 kg
28.2 kg
Same
Weight per kWp
45.5 kg/kWp
46.6 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
14,005 panels
Against the whole database
Efficiency
#303
vs
#882
620-MAH72Mw leads by 579 places
Power density
#332
vs
#863
620-MAH72Mw leads by 531 places
Heat behaviour
#2,165
vs
#2,165
Tied - the same position in the database
Weight
#749
vs
#1,255
620-MAH72Mw leads by 506 places
Warranty
#21
vs
#21
Tied - the same position in the database
Overall
#1,385
vs
#2,002
620-MAH72Mw leads by 617 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-A-620-MAH72Mw or AIKO AIKO-A-605-MAH72Mw?
According to our database: AIKO AIKO-A-620-MAH72Mw has higher module efficiency (24.00% vs 23.40%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of AIKO AIKO-A-620-MAH72Mw and AIKO AIKO-A-605-MAH72Mw?
AIKO AIKO-A-620-MAH72Mw has a module efficiency of 24.00%, while AIKO AIKO-A-605-MAH72Mw is 23.40%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does AIKO AIKO-A-620-MAH72Mw use vs AIKO AIKO-A-605-MAH72Mw?
AIKO AIKO-A-620-MAH72Mw uses Back Contact cells; AIKO AIKO-A-605-MAH72Mw 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-A-620-MAH72Mw and AIKO AIKO-A-605-MAH72Mw?
AIKO AIKO-A-620-MAH72Mw has a 30 years power warranty; AIKO AIKO-A-605-MAH72Mw 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.