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JKM610-635N-66HL4M-(V) (610W bin) vs JKM490-515N-60HL4-V-Z1-OC (510W bin) 5 of 19 identical Swap Change panels

Jinko Solar JKM610-635N-66HL4M-(V) (610W bin) vs Jinko Solar JKM490-515N-60HL4-V-Z1-OC (510W bin)

Jinko Solar JKM610-635N-66HL4M-(V) (610W bin)
JKM610-635N-66HL4M-(V) (610W bin)
610 Wp 22.58 % TOPCon
Open panel page Datasheet PDF
VS
Jinko Solar JKM490-515N-60HL4-V-Z1-OC (510W bin)
JKM490-515N-60HL4-V-Z1-OC (510W bin)
510 Wp 23.60 % N-type
Open panel page Datasheet PDF
The verdict

JKM490-515N-60HL4-V-Z1-OC (510W bin) leads on the differences that matter

The largest is module efficiency: 1.02 pp more efficient. 5 of 19 comparable parameters are identical.

See all 14 differences
How alike are they
5 of 19 comparable
parameters are identical
identical differs
01

What actually differs

14 of 19 parameters
Parameter JKM610-635N-66HL4M-(V) (610W bin) JKM490-515N-60HL4-V-Z1-OC (510W bin) Difference
Module efficiency 22.58 % 23.60 % 1.02 pp more efficient
Rated power 610 Wp 510 Wp 100 W more power
Power density 225.8 Wp/m² 236.0 Wp/m² 10.1 Wp/m² higher
Weight 28.2 kg 22.5 kg 5.7 kg lighter
Product warranty 12 yrs 25 yrs 13 yrs longer
Open-circuit voltage 48.63 V 44.51 V 4.12 V apart
Module area 2.701 m² 2.161 m² 0.540 m² apart
Short-circuit current 16.01 A 14.33 A 1.68 A apart
Cell technology TOPCon N-type TOPCon vs N-type
Cell count 132 120 12 cells apart
Voltage at max power 40.56 V 37.15 V 3.41 V apart
Weight per kWp 46.2 kg/kWp 44.1 kg/kWp 2.1 kg/kWp lighter
Current at max power 15.04 A 13.73 A 1.31 A apart
Dimensions 2382x1134x35 mm 1906x1134x30 mm 2382x1134x35 mm vs 1906x1134x30 mm
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.
JKM610-635N-66HL4M-(V) (610W bin)
20,467 kWh
JKM490-515N-60HL4-V-Z1-OC (510W bin)
17,112 kWh
Lifetime gap
3,355 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario JKM610-635N-66HL4M-(V) (610W bin) JKM490-515N-60HL4-V-Z1-OC (510W bin)
Standard test conditions 25 °C 100.0% of rated power 610 W 510 W
Cool, bright day 40 °C 95.7% of rated power 583 W 488 W
Typical summer roof 55 °C 91.3% of rated power 557 W 466 W
Hot roof 70 °C 87.0% of rated power 530 W 443 W
03

Full specification

Parameter JKM610-635N-66HL4M-(V) (610W bin) JKM490-515N-60HL4-V-Z1-OC (510W bin) Difference
Power and efficiency
Rated power 610 Wp 510 Wp +100 W for JKM610-635N-66HL4M-(V) (610W bin)
Module efficiency 22.58 % 23.60 % +1.02 pp for JKM490-515N-60HL4-V-Z1-OC (510W bin)
Power density 225.8 Wp/m² 236.0 Wp/m² +10.1 Wp/m² for JKM490-515N-60HL4-V-Z1-OC (510W bin)
Open-circuit voltage 48.63 V 44.51 V 4.12 V apart
Voltage at max power 40.56 V 37.15 V 3.41 V apart
Short-circuit current 16.01 A 14.33 A 1.68 A apart
Current at max power 15.04 A 13.73 A 1.31 A apart
Temperature
Temperature coefficient -0.290 %/°C -0.290 %/°C Same
Mechanical
Dimensions 2382x1134x35 mm 1906x1134x30 mm 2382x1134x35 mm vs 1906x1134x30 mm
Module area 2.701 m² 2.161 m² 0.540 m² apart
Weight 28.2 kg 22.5 kg -5.7 kg for JKM490-515N-60HL4-V-Z1-OC (510W bin)
Weight per kWp 46.2 kg/kWp 44.1 kg/kWp -2.1 kg/kWp for JKM490-515N-60HL4-V-Z1-OC (510W bin)
Warranty and degradation
Product warranty 12 yrs 25 yrs +13 yrs for JKM490-515N-60HL4-V-Z1-OC (510W bin)
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 132 120 12 cells apart
Bifacial No No Same
04

Against the whole database

14,005 panels
Efficiency
#3,828 vs #627
JKM490-515N-60HL4-V-Z1-OC (510W bin) leads by 3,201 places
Power density
#3,729 vs #655
JKM490-515N-60HL4-V-Z1-OC (510W bin) leads by 3,074 places
Heat behaviour
#2,165 vs #2,165
Tied - the same position in the database
Weight
#1,076 vs #383
JKM490-515N-60HL4-V-Z1-OC (510W bin) leads by 693 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#3,224 vs #2,744
JKM490-515N-60HL4-V-Z1-OC (510W bin) leads by 480 places
05

More useful comparisons

Open the full database
Same series, other bin
Jinko Solar JKM610-635N-66HL4M-(V) (610W bin) vs Jinko Solar JKM610-635N-66HL4M-(V) (635W bin)
3 differences, the largest is module efficiency
Same series, other bin
Jinko Solar JKM610-635N-66HL4M-(V) (610W bin) vs Jinko Solar JKM610-635N-66HL4M-(V) (630W bin)
3 differences, the largest is module efficiency
Same series, other bin
Jinko Solar JKM610-635N-66HL4M-(V) (610W bin) vs Jinko Solar JKM610-635N-66HL4M-(V) (625W bin)
3 differences, the largest is module efficiency
Same series, other bin
Jinko Solar JKM610-635N-66HL4M-(V) (610W bin) vs Jinko Solar JKM610-635N-66HL4M-(V) (620W bin)
3 differences, the largest is module efficiency
Same series, other bin
Jinko Solar JKM610-635N-66HL4M-(V) (610W bin) vs Jinko Solar JKM610-635N-66HL4M-(V) (615W bin)
The same specification on paper
Same series, other bin
Jinko Solar JKM490-515N-60HL4-V-Z1-OC (510W bin) vs Jinko Solar JKM490-515N-60HL4-V-Z1-OC (515W bin)
One difference: module efficiency
06

Written summary

07

Questions about this pairing

Which panel is better: Jinko Solar JKM610-635N-66HL4M-(V) (610W 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 22.58%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Jinko Solar JKM610-635N-66HL4M-(V) (610W bin) and Jinko Solar JKM490-515N-60HL4-V-Z1-OC (510W bin)?
Jinko Solar JKM610-635N-66HL4M-(V) (610 W bin) has a module efficiency of 22.58%, 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 JKM610-635N-66HL4M-(V) (610W bin) use vs Jinko Solar JKM490-515N-60HL4-V-Z1-OC (510W bin)?
Jinko Solar JKM610-635N-66HL4M-(V) (610 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 JKM610-635N-66HL4M-(V) (610W bin) and Jinko Solar JKM490-515N-60HL4-V-Z1-OC (510W bin)?
Jinko Solar JKM610-635N-66HL4M-(V) (610 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.

Shop prices: See 155 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.