Amerisolar AS-7M144N-HC-575 vs Amerisolar AS-7M144N-HC-590
VS
The verdict
590 leads on the differences that matter
The largest is module efficiency: 0.58 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
575
590
Difference
Module efficiency
22.25 %
22.83 %
0.58 pp more efficient
Power density
222.5 Wp/m²
228.3 Wp/m²
5.8 Wp/m² higher
Rated power
575 Wp
590 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 (-0.300 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other.
575
19,292 kWh
590
19,796 kWh
Lifetime gap
504 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario
575
590
Standard test conditions
25 °C
100.0% of rated power
575 W
590 W
Cool, bright day
40 °C
95.5% of rated power
549 W
563 W
Typical summer roof
55 °C
91.0% of rated power
523 W
537 W
Hot roof
70 °C
86.5% of rated power
497 W
510 W
03
Full specification
Parameter
575
590
Difference
Power and efficiency
Rated power
575 Wp
590 Wp
+15 W for 590
Module efficiency
22.25 %
22.83 %
+0.58 pp for 590
Power density
222.5 Wp/m²
228.3 Wp/m²
+5.8 Wp/m² for 590
Open-circuit voltage
51.00 V
51.60 V
Effectively the same
Voltage at max power
42.80 V
43.40 V
Effectively the same
Short-circuit current
14.19 A
14.34 A
Effectively the same
Current at max power
13.44 A
13.59 A
Effectively the same
Temperature
Temperature coefficient
-0.300 %/°C
-0.300 %/°C
Same
Mechanical
Dimensions
2279x1134x30 mm
2279x1134x30 mm
Same
Module area
2.584 m²
2.584 m²
Same
Weight
27.5 kg
27.5 kg
Same
Weight per kWp
47.8 kg/kWp
46.6 kg/kWp
Effectively the same
Warranty and degradation
Product warranty
20 yrs
20 yrs
Same
Performance warranty
30 yrs
30 yrs
Same
Annual degradation
0.40 %/yr
0.40 %/yr
Same
Technology
Cell technology
TOPCon
TOPCon
Same
Cell type
Monocrystalline
Monocrystalline
Same
Cell count
144
144
Same
Bifacial
No
No
Same
04
14,129 panels
Against the whole database
Efficiency
#5,752
vs
#2,738
590 leads by 3,014 places
Power density
#5,731
vs
#2,786
590 leads by 2,945 places
Heat behaviour
#6,152
vs
#6,152
Tied - the same position in the database
Weight
#1,929
vs
#1,250
590 leads by 679 places
Warranty
#21
vs
#21
Tied - the same position in the database
Overall
#3,237
vs
#2,157
590 leads by 1,080 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: Amerisolar AS-7M144N-HC-575 or Amerisolar AS-7M144N-HC-590?
According to our database: Amerisolar AS-7M144N-HC-590 has higher module efficiency (22.83% vs 22.25%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Amerisolar AS-7M144N-HC-575 and Amerisolar AS-7M144N-HC-590?
Amerisolar AS-7M144N-HC-575 has a module efficiency of 22.25%, while Amerisolar AS-7M144N-HC-590 is 22.83%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Amerisolar AS-7M144N-HC-575 use vs Amerisolar AS-7M144N-HC-590?
Amerisolar AS-7M144N-HC-575 uses TOPCon cells; Amerisolar AS-7M144N-HC-590 uses TOPCon. 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 Amerisolar AS-7M144N-HC-575 and Amerisolar AS-7M144N-HC-590?
Amerisolar AS-7M144N-HC-575 has a 30 years power warranty; Amerisolar AS-7M144N-HC-590 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 3 Amerisolar 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.