Jinko Solar JKM480N-48QL6-DB-F4-EU vs Jinko Solar JKM670N-66QL6-BDV-F4-EU
VS
The verdict
JKM670N-66QL6-BDV-F4-EU leads on the differences that matter
The largest is module efficiency: 0.78 pp more efficient. 7 of 19 comparable parameters are identical.
See all 12 differencesHow alike are they
7
of 19 comparable
parameters are identical
parameters are identical
identical
differs
01
12 of 19 parameters
What actually differs
Parameter
JKM480N-48QL6-DB-F4-EU
JKM670N-66QL6-BDV-F4-EU
Difference
Module efficiency
24.02 %
24.80 %
0.78 pp more efficient
Rated power
480 Wp
670 Wp
190 W more power
Weight
24.4 kg
32.5 kg
8.1 kg lighter
Product warranty
25 yrs
12 yrs
13 yrs longer
Power density
240.2 Wp/m²
248.0 Wp/m²
7.8 Wp/m² higher
Open-circuit voltage
36.69 V
50.60 V
13.91 V apart
Module area
1.998 m²
2.701 m²
0.703 m² apart
Voltage at max power
31.32 V
42.92 V
11.60 V apart
Cell count
192
264
72 cells apart
Weight per kWp
50.8 kg/kWp
48.5 kg/kWp
2.3 kg/kWp lighter
Bifacial
No
Yes
No vs Yes
Dimensions
1762x1134x30 mm
2382x1134x30 mm
1762x1134x30 mm vs 2382x1134x30 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 (-0.260 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other.
JKM480N-48QL6-DB-F4-EU
16,230 kWh
JKM670N-66QL6-BDV-F4-EU
22,655 kWh
Lifetime gap
6,425 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario
JKM480N-48QL6-DB-F4-EU
JKM670N-66QL6-BDV-F4-EU
Standard test conditions
25 °C
100.0% of rated power
480 W
670 W
Cool, bright day
40 °C
96.1% of rated power
461 W
644 W
Typical summer roof
55 °C
92.2% of rated power
443 W
618 W
Hot roof
70 °C
88.3% of rated power
424 W
592 W
03
Full specification
Parameter
JKM480N-48QL6-DB-F4-EU
JKM670N-66QL6-BDV-F4-EU
Difference
Power and efficiency
Rated power
480 Wp
670 Wp
+190 W for JKM670N-66QL6-BDV-F4-EU
Module efficiency
24.02 %
24.80 %
+0.78 pp for JKM670N-66QL6-BDV-F4-EU
Power density
240.2 Wp/m²
248.0 Wp/m²
+7.8 Wp/m² for JKM670N-66QL6-BDV-F4-EU
Open-circuit voltage
36.69 V
50.60 V
13.91 V apart
Voltage at max power
31.32 V
42.92 V
11.60 V apart
Short-circuit current
15.89 A
16.34 A
Effectively the same
Current at max power
15.33 A
15.61 A
Effectively the same
Temperature
Temperature coefficient
-0.260 %/°C
-0.260 %/°C
Same
Mechanical
Dimensions
1762x1134x30 mm
2382x1134x30 mm
1762x1134x30 mm vs 2382x1134x30 mm
Module area
1.998 m²
2.701 m²
0.703 m² apart
Weight
24.4 kg
32.5 kg
-8.1 kg for JKM480N-48QL6-DB-F4-EU
Weight per kWp
50.8 kg/kWp
48.5 kg/kWp
-2.3 kg/kWp for JKM670N-66QL6-BDV-F4-EU
Warranty and degradation
Product warranty
25 yrs
12 yrs
+13 yrs for JKM480N-48QL6-DB-F4-EU
Performance warranty
30 yrs
30 yrs
Same
Annual degradation
0.35 %/yr
0.35 %/yr
Same
Technology
Cell technology
N-type
N-type
Same
Cell type
Monocrystalline
Monocrystalline
Same
Cell count
192
264
72 cells apart
Bifacial
No
Yes
No vs Yes
04
14,005 panels
Against the whole database
Efficiency
#294
vs
#12
JKM670N-66QL6-BDV-F4-EU leads by 282 places
Power density
#294
vs
#14
JKM670N-66QL6-BDV-F4-EU leads by 280 places
Heat behaviour
#511
vs
#511
Tied - the same position in the database
Weight
#4,231
vs
#2,321
JKM670N-66QL6-BDV-F4-EU leads by 1,910 places
Warranty
#21
vs
#21
Tied - the same position in the database
Overall
#3,451
vs
#486
JKM670N-66QL6-BDV-F4-EU leads by 2,965 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: Jinko Solar JKM480N-48QL6-DB-F4-EU or Jinko Solar JKM670N-66QL6-BDV-F4-EU?
According to our database: Jinko Solar JKM670N-66QL6-BDV-F4-EU has higher module efficiency (24.80% vs 24.02%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Jinko Solar JKM480N-48QL6-DB-F4-EU and Jinko Solar JKM670N-66QL6-BDV-F4-EU?
Jinko Solar JKM480N-48QL6-DB-F4-EU has a module efficiency of 24.02%, while Jinko Solar JKM670N-66QL6-BDV-F4-EU is 24.80%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Jinko Solar JKM480N-48QL6-DB-F4-EU use vs Jinko Solar JKM670N-66QL6-BDV-F4-EU?
Jinko Solar JKM480N-48QL6-DB-F4-EU uses N-type cells; Jinko Solar JKM670N-66QL6-BDV-F4-EU 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 JKM480N-48QL6-DB-F4-EU and Jinko Solar JKM670N-66QL6-BDV-F4-EU?
Jinko Solar JKM480N-48QL6-DB-F4-EU has a 30 years power warranty; Jinko Solar JKM670N-66QL6-BDV-F4-EU 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 JKM480N-48QL6-DB-F4-EU and Jinko Solar JKM670N-66QL6-BDV-F4-EU bifacial panels?
Jinko Solar JKM670N-66QL6-BDV-F4-EU is bifacial (captures light from both faces); Jinko Solar JKM480N-48QL6-DB-F4-EU is monofacial. Bifacial panels work best on ground mounts or raised structures with a light-coloured surface underneath.
Shop prices: See 176 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.
