Hanersun HN18-72H570W vs Hanersun HN18-72H580W
VS
The verdict
72H580W leads on the differences that matter
The largest is module efficiency: 0.38 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
72H570W
72H580W
Difference
Module efficiency
22.07 %
22.45 %
0.38 pp more efficient
Power density
220.7 Wp/m²
224.5 Wp/m²
3.9 Wp/m² higher
Rated power
570 Wp
580 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 (-0.310 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other.
72H570W
19,125 kWh
72H580W
19,460 kWh
Lifetime gap
335 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario
72H570W
72H580W
Standard test conditions
25 °C
100.0% of rated power
570 W
580 W
Cool, bright day
40 °C
95.3% of rated power
543 W
553 W
Typical summer roof
55 °C
90.7% of rated power
517 W
526 W
Hot roof
70 °C
86.0% of rated power
490 W
499 W
03
Full specification
Parameter
72H570W
72H580W
Difference
Power and efficiency
Rated power
570 Wp
580 Wp
+10 W for 72H580W
Module efficiency
22.07 %
22.45 %
+0.38 pp for 72H580W
Power density
220.7 Wp/m²
224.5 Wp/m²
+3.9 Wp/m² for 72H580W
Open-circuit voltage
51.00 V
51.40 V
Effectively the same
Voltage at max power
42.80 V
43.20 V
Effectively the same
Short-circuit current
14.11 A
14.23 A
Effectively the same
Current at max power
13.32 A
13.43 A
Effectively the same
Temperature
Temperature coefficient
-0.310 %/°C
-0.310 %/°C
Same
Mechanical
Dimensions
2278x1134x30 mm
2278x1134x30 mm
Same
Module area
2.583 m²
2.583 m²
Same
Weight
28.5 kg
28.5 kg
Same
Weight per kWp
50.0 kg/kWp
49.1 kg/kWp
Effectively the same
Warranty and degradation
Product warranty
12 yrs
12 yrs
Same
Performance warranty
25 yrs
25 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
#6,199
vs
#4,680
72H580W leads by 1,519 places
Power density
#6,121
vs
#4,607
72H580W leads by 1,514 places
Heat behaviour
#8,069
vs
#8,069
Tied - the same position in the database
Weight
#3,592
vs
#2,773
72H580W leads by 819 places
Warranty
#9,912
vs
#9,912
Tied - the same position in the database
Overall
#6,348
vs
#5,534
72H580W leads by 814 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: Hanersun HN18-72H570W or Hanersun HN18-72H580W?
According to our database: Hanersun HN18-72H580 W has higher module efficiency (22.45% vs 22.07%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Hanersun HN18-72H570W and Hanersun HN18-72H580W?
Hanersun HN18-72H570 W has a module efficiency of 22.07%, while Hanersun HN18-72H580 W is 22.45%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Hanersun HN18-72H570W use vs Hanersun HN18-72H580W?
Hanersun HN18-72H570 W uses TOPCon cells; Hanersun HN18-72H580 W 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 Hanersun HN18-72H570W and Hanersun HN18-72H580W?
Hanersun HN18-72H570 W has a 25 years power warranty; Hanersun HN18-72H580 W has a 25 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 14 Hanersun 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.