Jinko Solar JKM605N-72HL4-(V) vs Jinko Solar JKM590N-72HL4-(V)
VS
The verdict
JKM605N-72HL4-(V) 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
JKM605N-72HL4-(V)
JKM590N-72HL4-(V)
Difference
Module efficiency
23.42 %
22.84 %
0.58 pp more efficient
Power density
234.2 Wp/m²
228.4 Wp/m²
5.8 Wp/m² higher
Rated power
605 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 (-0.290 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other.
JKM605N-72HL4-(V)
20,299 kWh
JKM590N-72HL4-(V)
19,796 kWh
Lifetime gap
503 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario
JKM605N-72HL4-(V)
JKM590N-72HL4-(V)
Standard test conditions
25 °C
100.0% of rated power
605 W
590 W
Cool, bright day
40 °C
95.7% of rated power
579 W
564 W
Typical summer roof
55 °C
91.3% of rated power
552 W
539 W
Hot roof
70 °C
87.0% of rated power
526 W
513 W
03
Full specification
Parameter
JKM605N-72HL4-(V)
JKM590N-72HL4-(V)
Difference
Power and efficiency
Rated power
605 Wp
590 Wp
+15 W for JKM605N-72HL4-(V)
Module efficiency
23.42 %
22.84 %
+0.58 pp for JKM605N-72HL4-(V)
Power density
234.2 Wp/m²
228.4 Wp/m²
+5.8 Wp/m² for JKM605N-72HL4-(V)
Open-circuit voltage
53.11 V
52.63 V
Effectively the same
Voltage at max power
44.23 V
43.71 V
Effectively the same
Short-circuit current
14.31 A
14.13 A
Effectively the same
Current at max power
13.68 A
13.50 A
Effectively the same
Temperature
Temperature coefficient
-0.290 %/°C
-0.290 %/°C
Same
Mechanical
Dimensions
2278x1134x30 mm
2278x1134x30 mm
Same
Module area
2.583 m²
2.583 m²
Same
Weight
27.0 kg
27.0 kg
Same
Weight per kWp
44.6 kg/kWp
45.8 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
14,129 panels
Against the whole database
Efficiency
#902
vs
#2,672
JKM605N-72HL4-(V) leads by 1,770 places
Power density
#900
vs
#2,653
JKM605N-72HL4-(V) leads by 1,753 places
Heat behaviour
#2,220
vs
#2,220
Tied - the same position in the database
Weight
#490
vs
#872
JKM605N-72HL4-(V) leads by 382 places
Warranty
#21
vs
#21
Tied - the same position in the database
Overall
#2,476
vs
#3,665
JKM605N-72HL4-(V) leads by 1,189 places
05
Open the full database
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Jinko Solar JKM605N-72HL4-(V) vs Jinko Solar JKM600N-72HL4-(V)
The same specification on paper
06
Written summary
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07
Questions about this pairing
Which panel is better: Jinko Solar JKM605N-72HL4-(V) or Jinko Solar JKM590N-72HL4-(V)?
According to our database: Jinko Solar JKM605N-72HL4-(V) has higher module efficiency (23.42% vs 22.84%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Jinko Solar JKM605N-72HL4-(V) and Jinko Solar JKM590N-72HL4-(V)?
Jinko Solar JKM605N-72HL4-(V) has a module efficiency of 23.42%, while Jinko Solar JKM590N-72HL4-(V) is 22.84%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Jinko Solar JKM605N-72HL4-(V) use vs Jinko Solar JKM590N-72HL4-(V)?
Jinko Solar JKM605N-72HL4-(V) uses TOPCon cells; Jinko Solar JKM590N-72HL4-(V) 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 Jinko Solar JKM605N-72HL4-(V) and Jinko Solar JKM590N-72HL4-(V)?
Jinko Solar JKM605N-72HL4-(V) has a 30 years power warranty; Jinko Solar JKM590N-72HL4-(V) 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 145 Jinko Solar 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.