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(500W bin) vs (510W bin) 15 of 19 identical Swap Change panels

Jinko Solar JKM490-515N-60HL4-V-Z1-OC (500W bin) vs Jinko Solar JKM490-515N-60HL4-V-Z1-OC (510W bin)

JKM490-515N-60HL4-V-Z1-OC (500W bin)
500 Wp 23.13 % TOPCon
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VS
JKM490-515N-60HL4-V-Z1-OC (510W bin)
510 Wp 23.60 % N-type
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The verdict

(510W bin) leads on the differences that matter

The largest is module efficiency: 0.47 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 (500W bin) (510W bin) Difference
Module efficiency 23.13 % 23.60 % 0.47 pp more efficient
Power density 231.3 Wp/m² 236.0 Wp/m² 4.6 Wp/m² higher
Cell technology TOPCon N-type TOPCon vs N-type
Rated power 500 Wp 510 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.
(500W bin)
16,776 kWh
(510W bin)
17,112 kWh
Lifetime gap
336 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario (500W bin) (510W bin)
Standard test conditions 25 °C 100.0% of rated power 500 W 510 W
Cool, bright day 40 °C 95.7% of rated power 478 W 488 W
Typical summer roof 55 °C 91.3% of rated power 457 W 466 W
Hot roof 70 °C 87.0% of rated power 435 W 443 W
03

Full specification

Parameter (500W bin) (510W bin) Difference
Power and efficiency
Rated power 500 Wp 510 Wp +10 W for (510W bin)
Module efficiency 23.13 % 23.60 % +0.47 pp for (510W bin)
Power density 231.3 Wp/m² 236.0 Wp/m² +4.6 Wp/m² for (510W bin)
Open-circuit voltage 44.21 V 44.51 V Effectively the same
Voltage at max power 36.79 V 37.15 V Effectively the same
Short-circuit current 14.17 A 14.33 A Effectively the same
Current at max power 13.59 A 13.73 A Effectively the same
Temperature
Temperature coefficient -0.290 %/°C -0.290 %/°C Same
Mechanical
Dimensions 1906x1134x30 mm 1906x1134x30 mm Same
Module area 2.161 m² 2.161 m² Same
Weight 22.5 kg 22.5 kg Same
Weight per kWp 45.0 kg/kWp 44.1 kg/kWp Effectively the same
Warranty and degradation
Product warranty 25 yrs 25 yrs Same
Performance warranty 30 yrs 30 yrs Same
Annual degradation 0.40 %/yr 0.40 %/yr Same
Technology
Cell technology TOPCon N-type TOPCon vs N-type
Cell type Monocrystalline Monocrystalline Same
Cell count 120 120 Same
Bifacial No No Same
04

Against the whole database

14,013 panels
Efficiency
#1,559 vs #627
(510W bin) leads by 932 places
Power density
#1,614 vs #655
(510W bin) leads by 959 places
Heat behaviour
#2,165 vs #2,165
Tied - the same position in the database
Weight
#569 vs #380
(510W bin) leads by 189 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#3,645 vs #2,739
(510W bin) leads by 906 places
05

More useful comparisons

Open the full database
Same series, other bin
Jinko Solar JKM490-515N-60HL4-V-Z1-OC (500W bin) vs Jinko Solar JKM610-635N-66HL4M-(V) (635W bin)
12 differences, the largest is rated power
Same series, other bin
Jinko Solar JKM490-515N-60HL4-V-Z1-OC (500W bin) vs Jinko Solar JKM610-635N-66HL4M-(V) (630W bin)
10 differences, the largest is rated power
Same series, other bin
Jinko Solar JKM490-515N-60HL4-V-Z1-OC (500W bin) vs Jinko Solar JKM610-635N-66HL4M-(V) (625W bin)
10 differences, the largest is rated power
Same series, other bin
Jinko Solar JKM490-515N-60HL4-V-Z1-OC (500W bin) vs Jinko Solar JKM610-635N-66HL4M-(V) (620W bin)
10 differences, the largest is rated power
Same series, other bin
Jinko Solar JKM490-515N-60HL4-V-Z1-OC (500W bin) vs Jinko Solar JKM610-635N-66HL4M-(V) (615W bin)
12 differences, the largest is rated power
Same series, other bin
Jinko Solar JKM490-515N-60HL4-V-Z1-OC (500W bin) vs Jinko Solar JKM610-635N-66HL4M-(V) (610W bin)
12 differences, the largest is rated power
06

Written summary

07

Questions about this pairing

Which panel is better: Jinko Solar JKM490-515N-60HL4-V-Z1-OC (500W bin) or Jinko Solar JKM490-515N-60HL4-V-Z1-OC (510W bin)?
According to our database: Jinko Solar JKM490-515N-60HL4-V-Z1-OC (510 W bin) has higher module efficiency (23.60% vs 23.13%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Jinko Solar JKM490-515N-60HL4-V-Z1-OC (500W bin) and Jinko Solar JKM490-515N-60HL4-V-Z1-OC (510W bin)?
Jinko Solar JKM490-515N-60HL4-V-Z1-OC (500 W bin) has a module efficiency of 23.13%, while Jinko Solar JKM490-515N-60HL4-V-Z1-OC (510 W bin) is 23.60%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Jinko Solar JKM490-515N-60HL4-V-Z1-OC (500W bin) use vs Jinko Solar JKM490-515N-60HL4-V-Z1-OC (510W bin)?
Jinko Solar JKM490-515N-60HL4-V-Z1-OC (500 W bin) uses TOPCon cells; Jinko Solar JKM490-515N-60HL4-V-Z1-OC (510 W bin) uses N-type. 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 JKM490-515N-60HL4-V-Z1-OC (500W bin) and Jinko Solar JKM490-515N-60HL4-V-Z1-OC (510W bin)?
Jinko Solar JKM490-515N-60HL4-V-Z1-OC (500 W bin) has a 30 years power warranty; Jinko Solar JKM490-515N-60HL4-V-Z1-OC (510 W bin) 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.