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A610-MAH72Mw vs A-620-MAH72Mw 15 of 19 identical Swap Change panels

AIKO AIKO-A610-MAH72Mw vs AIKO AIKO-A-620-MAH72Mw

AIKO-A610-MAH72Mw
610 Wp 23.60 % N-type
Open panel page Datasheet PDF
VS
AIKO AIKO-A-620-MAH72Mw
AIKO-A-620-MAH72Mw
620 Wp 24.00 % Back Contact
Open panel page Datasheet PDF
The verdict

A-620-MAH72Mw leads on the differences that matter

The largest is module efficiency: 0.40 pp more efficient. 15 of 19 comparable parameters are identical.

See all 4 differences
How alike are they
15 of 19 comparable
parameters are identical
identical differs
01

What actually differs

4 of 19 parameters
Parameter A610-MAH72Mw A-620-MAH72Mw Difference
Module efficiency 23.60 % 24.00 % 0.40 pp more efficient
Power density 236.1 Wp/m² 240.0 Wp/m² 3.9 Wp/m² higher
Cell technology N-type Back Contact N-type vs Back Contact
Rated power 610 Wp 620 Wp 10 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.
A610-MAH72Mw
20,626 kWh
A-620-MAH72Mw
20,964 kWh
Lifetime gap
338 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario A610-MAH72Mw A-620-MAH72Mw
Standard test conditions 25 °C 100.0% of rated power 610 W 620 W
Cool, bright day 40 °C 95.7% of rated power 583 W 593 W
Typical summer roof 55 °C 91.3% of rated power 557 W 566 W
Hot roof 70 °C 87.0% of rated power 530 W 539 W
03

Full specification

Parameter A610-MAH72Mw A-620-MAH72Mw Difference
Power and efficiency
Rated power 610 Wp 620 Wp +10 W for A-620-MAH72Mw
Module efficiency 23.60 % 24.00 % +0.40 pp for A-620-MAH72Mw
Power density 236.1 Wp/m² 240.0 Wp/m² +3.9 Wp/m² for A-620-MAH72Mw
Open-circuit voltage 53.49 V 53.69 V Effectively the same
Voltage at max power 45.01 V 45.21 V Effectively the same
Short-circuit current 14.04 A 14.16 A Effectively the same
Current at max power 13.56 A 13.72 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 46.2 kg/kWp 45.5 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 N-type Back Contact N-type vs Back Contact
Cell type Monocrystalline Monocrystalline Same
Cell count 144 144 Same
Bifacial No No Same
04

Against the whole database

14,005 panels
Efficiency
#627 vs #303
A-620-MAH72Mw leads by 324 places
Power density
#623 vs #332
A-620-MAH72Mw leads by 291 places
Heat behaviour
#2,165 vs #2,165
Tied - the same position in the database
Weight
#1,076 vs #749
A-620-MAH72Mw leads by 327 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#1,765 vs #1,385
A-620-MAH72Mw leads by 380 places
05

More useful comparisons

Open the full database
Same series, other bin
AIKO AIKO-A610-MAH72Mw vs AIKO AIKO-A620-MAH72Mw
3 differences, the largest is module efficiency
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AIKO AIKO-A610-MAH72Mw vs AIKO AIKO-A615-MAH72Mw
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AIKO AIKO-A610-MAH72Mw vs AIKO AIKO-A-610-MAH72Mw
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AIKO AIKO-A610-MAH72Mw vs AIKO AIKO-A-605-MAH72Mw
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Same series, other bin
AIKO AIKO-A610-MAH72Mw vs AIKO AIKO-A605-MAH72Mw
One difference: module efficiency
06

Written summary

07

Questions about this pairing

Which panel is better: AIKO AIKO-A610-MAH72Mw or AIKO AIKO-A-620-MAH72Mw?
According to our database: AIKO AIKO-A-620-MAH72Mw has higher module efficiency (24.00% vs 23.60%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of AIKO AIKO-A610-MAH72Mw and AIKO AIKO-A-620-MAH72Mw?
AIKO AIKO-A610-MAH72Mw has a module efficiency of 23.60%, while AIKO AIKO-A-620-MAH72Mw is 24.00%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does AIKO AIKO-A610-MAH72Mw use vs AIKO AIKO-A-620-MAH72Mw?
AIKO AIKO-A610-MAH72Mw uses N-type cells; AIKO AIKO-A-620-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-A610-MAH72Mw and AIKO AIKO-A-620-MAH72Mw?
AIKO AIKO-A610-MAH72Mw has a 30 years power warranty; AIKO AIKO-A-620-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.