Astronergy CHSM72N-HC-585 vs Astronergy CHSM72N-HC-580
VS
The verdict
Identical on every published parameter
All 19 comparable parameters agree. Two records this alike are usually one panel sold under two names, or two bins of the same production line - decide on price and on who you would rather buy from.
How alike are they
19
of 19 comparable
parameters are identical
parameters are identical
identical
differs
01
0 of 19 parameters
What actually differs
Every comparable parameter agrees. The full specification is below.
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.
585
19,628 kWh
580
19,460 kWh
Lifetime gap
168 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario
585
580
Standard test conditions
25 °C
100.0% of rated power
585 W
580 W
Cool, bright day
40 °C
95.7% of rated power
560 W
555 W
Typical summer roof
55 °C
91.3% of rated power
534 W
530 W
Hot roof
70 °C
87.0% of rated power
509 W
504 W
03
Full specification
Parameter
585
580
Difference
Power and efficiency
Rated power
585 Wp
580 Wp
Effectively the same
Module efficiency
22.60 %
22.50 %
Effectively the same
Power density
226.5 Wp/m²
224.5 Wp/m²
Effectively the same
Open-circuit voltage
51.30 V
51.15 V
Effectively the same
Voltage at max power
42.75 V
42.63 V
Effectively the same
Short-circuit current
14.40 A
14.30 A
Effectively the same
Current at max power
13.68 A
13.61 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
26.9 kg
26.9 kg
Same
Weight per kWp
46.0 kg/kWp
46.4 kg/kWp
Effectively the same
Warranty and degradation
Product warranty
12 yrs
12 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
14,005 panels
Against the whole database
Efficiency
#3,658
vs
#4,222
585 leads by 564 places
Power density
#3,500
vs
#4,547
585 leads by 1,047 places
Heat behaviour
#2,165
vs
#2,165
Tied - the same position in the database
Weight
#947
vs
#1,132
585 leads by 185 places
Warranty
#21
vs
#21
Tied - the same position in the database
Overall
#4,037
vs
#4,367
585 leads by 330 places
05
Open the full database
More useful comparisons
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06
Written summary
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07
Questions about this pairing
Which panel is better: Astronergy CHSM72N-HC-585 or Astronergy CHSM72N-HC-580?
According to our database: Astronergy CHSM72N-HC-585 has higher module efficiency (22.60% vs 22.50%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Astronergy CHSM72N-HC-585 and Astronergy CHSM72N-HC-580?
Astronergy CHSM72N-HC-585 has a module efficiency of 22.60%, while Astronergy CHSM72N-HC-580 is 22.50%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Astronergy CHSM72N-HC-585 use vs Astronergy CHSM72N-HC-580?
Astronergy CHSM72N-HC-585 uses TOPCon cells; Astronergy CHSM72N-HC-580 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 Astronergy CHSM72N-HC-585 and Astronergy CHSM72N-HC-580?
Astronergy CHSM72N-HC-585 has a 30 years power warranty; Astronergy CHSM72N-HC-580 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 40 Astronergy 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.