JKM610-635N-66HL4M-(V) (630W bin)
vs
JKM710-735N-66HL5-BDV-Z3-EU (735W bin)
9 of 19 identical
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Jinko Solar JKM610-635N-66HL4M-(V) (630W bin) vs Jinko Solar JKM710-735N-66HL5-BDV-Z3-EU (735W bin)
VS
The verdict
10 differences, and they point both ways
The largest is rated power: 105 W more power. 9 of 19 comparable parameters are identical.
See all 10 differencesHow alike are they
9
of 19 comparable
parameters are identical
parameters are identical
identical
differs
01
10 of 19 parameters
What actually differs
Parameter
JKM610-635N-66HL4M-(V) (630W bin)
JKM710-735N-66HL5-BDV-Z3-EU (735W bin)
Difference
Rated power
630 Wp
735 Wp
105 W more power
Weight
28.2 kg
37.5 kg
9.3 kg lighter
Weight per kWp
44.8 kg/kWp
51.0 kg/kWp
6.3 kg/kWp lighter
Module efficiency
23.32 %
23.66 %
0.34 pp more efficient
Short-circuit current
16.29 A
18.88 A
2.59 A apart
Module area
2.701 m²
3.106 m²
0.405 m² apart
Power density
233.2 Wp/m²
236.6 Wp/m²
3.4 Wp/m² higher
Current at max power
15.28 A
17.83 A
2.55 A apart
Bifacial
No
Yes
No vs Yes
Dimensions
2382x1134x35 mm
2384x1303x33 mm
2382x1134x35 mm vs 2384x1303x33 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) (630W bin)
21,138 kWh
JKM710-735N-66HL5-BDV-Z3-EU (735W bin)
24,661 kWh
Lifetime gap
3,523 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario
JKM610-635N-66HL4M-(V) (630W bin)
JKM710-735N-66HL5-BDV-Z3-EU (735W bin)
Standard test conditions
25 °C
100.0% of rated power
630 W
735 W
Cool, bright day
40 °C
95.7% of rated power
603 W
703 W
Typical summer roof
55 °C
91.3% of rated power
575 W
671 W
Hot roof
70 °C
87.0% of rated power
548 W
639 W
03
Full specification
Parameter
JKM610-635N-66HL4M-(V) (630W bin)
JKM710-735N-66HL5-BDV-Z3-EU (735W bin)
Difference
Power and efficiency
Rated power
630 Wp
735 Wp
+105 W for JKM710-735N-66HL5-BDV-Z3-EU (735W bin)
Module efficiency
23.32 %
23.66 %
+0.34 pp for JKM710-735N-66HL5-BDV-Z3-EU (735W bin)
Power density
233.2 Wp/m²
236.6 Wp/m²
+3.4 Wp/m² for JKM710-735N-66HL5-BDV-Z3-EU (735W bin)
Open-circuit voltage
49.27 V
49.52 V
Effectively the same
Voltage at max power
41.23 V
41.23 V
Same
Short-circuit current
16.29 A
18.88 A
2.59 A apart
Current at max power
15.28 A
17.83 A
2.55 A apart
Temperature
Temperature coefficient
-0.290 %/°C
-0.290 %/°C
Same
Mechanical
Dimensions
2382x1134x35 mm
2384x1303x33 mm
2382x1134x35 mm vs 2384x1303x33 mm
Module area
2.701 m²
3.106 m²
0.405 m² apart
Weight
28.2 kg
37.5 kg
-9.3 kg for JKM610-635N-66HL4M-(V) (630W bin)
Weight per kWp
44.8 kg/kWp
51.0 kg/kWp
-6.3 kg/kWp for JKM610-635N-66HL4M-(V) (630W bin)
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
132
132
Same
Bifacial
No
Yes
No vs Yes
04
14,005 panels
Against the whole database
Efficiency
#973
vs
#602
JKM710-735N-66HL5-BDV-Z3-EU (735W bin) leads by 371 places
Power density
#1,003
vs
#582
JKM710-735N-66HL5-BDV-Z3-EU (735W bin) leads by 421 places
Heat behaviour
#2,165
vs
#2,165
Tied - the same position in the database
Weight
#526
vs
#4,360
JKM610-635N-66HL4M-(V) (630W bin) leads by 3,834 places
Warranty
#21
vs
#21
Tied - the same position in the database
Overall
#1,895
vs
#239
JKM710-735N-66HL5-BDV-Z3-EU (735W bin) leads by 1,656 places
05
Open the full database
More useful comparisons
Same series, other bin
Jinko Solar JKM610-635N-66HL4M-(V) (630W bin) vs Jinko Solar JKM610-635N-66HL4M-(V) (635W bin)
The same specification on paper
Same series, other bin
Jinko Solar JKM610-635N-66HL4M-(V) (630W bin) vs Jinko Solar JKM610-635N-66HL4M-(V) (625W bin)
The same specification on paper
Same series, other bin
Jinko Solar JKM610-635N-66HL4M-(V) (630W 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) (630W bin) vs Jinko Solar JKM610-635N-66HL4M-(V) (615W bin)
3 differences, the largest is module efficiency
Same series, other bin
Jinko Solar JKM610-635N-66HL4M-(V) (630W bin) vs Jinko Solar JKM610-635N-66HL4M-(V) (610W bin)
3 differences, the largest is module efficiency
Same series, other bin
Jinko Solar JKM710-735N-66HL5-BDV-Z3-EU (735W bin) vs Jinko Solar JKM735N-66HL5-BDV-Z3-EU
The same specification on paper
06
Written summary
Checking cache...
07
Questions about this pairing
Which panel is better: Jinko Solar JKM610-635N-66HL4M-(V) (630W bin) or Jinko Solar JKM710-735N-66HL5-BDV-Z3-EU (735W bin)?
According to our database: Jinko Solar JKM710-735N-66HL5-BDV-Z3-EU (735 W bin) has higher module efficiency (23.66% vs 23.32%). 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) (630W bin) and Jinko Solar JKM710-735N-66HL5-BDV-Z3-EU (735W bin)?
Jinko Solar JKM610-635N-66HL4M-(V) (630 W bin) has a module efficiency of 23.32%, while Jinko Solar JKM710-735N-66HL5-BDV-Z3-EU (735 W bin) is 23.66%. 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) (630W bin) use vs Jinko Solar JKM710-735N-66HL5-BDV-Z3-EU (735W bin)?
Jinko Solar JKM610-635N-66HL4M-(V) (630 W bin) uses TOPCon cells; Jinko Solar JKM710-735N-66HL5-BDV-Z3-EU (735 W bin) 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 JKM610-635N-66HL4M-(V) (630W bin) and Jinko Solar JKM710-735N-66HL5-BDV-Z3-EU (735W bin)?
Jinko Solar JKM610-635N-66HL4M-(V) (630 W bin) has a 30 years power warranty; Jinko Solar JKM710-735N-66HL5-BDV-Z3-EU (735 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.
Are Jinko Solar JKM610-635N-66HL4M-(V) (630W bin) and Jinko Solar JKM710-735N-66HL5-BDV-Z3-EU (735W bin) bifacial panels?
Jinko Solar JKM710-735N-66HL5-BDV-Z3-EU (735 W bin) is bifacial (captures light from both faces); Jinko Solar JKM610-635N-66HL4M-(V) (630 W bin) is monofacial. Bifacial panels work best on ground mounts or raised structures with a light-coloured surface underneath.
Shop prices: See 172 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.

