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440W vs 450W 16 of 19 identical Swap Change panels

Jinko Solar JKM435-460N-54HL4R-(V) 440W vs Jinko Solar JKM435-460N-54HL4R-(V) 450W

Jinko Solar JKM435-460N-54HL4R-(V) 440W
JKM435-460N-54HL4R-(V) 440W
440 Wp 22.02 % N-type
Open panel page Datasheet PDF
VS
Jinko Solar JKM435-460N-54HL4R-(V) 450W
JKM435-460N-54HL4R-(V) 450W
450 Wp 22.52 % N-type
Open panel page Datasheet PDF
The verdict

450W leads on the differences that matter

The largest is module efficiency: 0.50 pp more efficient. 16 of 19 comparable parameters are identical.

See all 3 differences
How alike are they
16 of 19 comparable
parameters are identical
identical differs
01

What actually differs

3 of 19 parameters
Parameter 440W 450W Difference
Module efficiency 22.02 % 22.52 % 0.50 pp more efficient
Power density 220.2 Wp/m² 225.2 Wp/m² 5.0 Wp/m² higher
Rated power 440 Wp 450 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.
440W
14,763 kWh
450W
15,098 kWh
Lifetime gap
335 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario 440W 450W
Standard test conditions 25 °C 100.0% of rated power 440 W 450 W
Cool, bright day 40 °C 95.7% of rated power 421 W 430 W
Typical summer roof 55 °C 91.3% of rated power 402 W 411 W
Hot roof 70 °C 87.0% of rated power 383 W 391 W
03

Full specification

Parameter 440W 450W Difference
Power and efficiency
Rated power 440 Wp 450 Wp +10 W for 450W
Module efficiency 22.02 % 22.52 % +0.50 pp for 450W
Power density 220.2 Wp/m² 225.2 Wp/m² +5.0 Wp/m² for 450W
Open-circuit voltage 39.38 V 39.78 V Effectively the same
Voltage at max power 32.81 V 33.21 V Effectively the same
Short-circuit current 13.86 A 14.00 A Effectively the same
Current at max power 13.41 A 13.55 A Effectively the same
Temperature
Temperature coefficient -0.290 %/°C -0.290 %/°C Same
Mechanical
Dimensions 1762x1134x30 mm 1762x1134x30 mm Same
Module area 1.998 m² 1.998 m² Same
Weight 21.0 kg 21.0 kg Same
Weight per kWp 47.7 kg/kWp 46.7 kg/kWp Effectively the same
Warranty and degradation
Product warranty 15 yrs 15 yrs Same
Performance warranty 30 yrs 30 yrs Same
Annual degradation 0.40 %/yr 0.40 %/yr Same
Technology
Cell technology N-type N-type Same
Cell type Monocrystalline Monocrystalline Same
Cell count 108 108 Same
Bifacial No No Same
04

Against the whole database

14,129 panels
Efficiency
#6,392 vs #4,167
450W leads by 2,225 places
Power density
#6,391 vs #4,284
450W leads by 2,107 places
Heat behaviour
#2,220 vs #2,220
Tied - the same position in the database
Weight
#1,830 vs #1,258
450W leads by 572 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#9,251 vs #8,345
450W leads by 906 places
05

More useful comparisons

Open the full database
Same series, other bin
Jinko Solar JKM435-460N-54HL4R-(V) 440W vs Jinko Solar JKM435-460N-54HL4R-(V) 460W
4 differences, the largest is module efficiency
Same series, other bin
Jinko Solar JKM435-460N-54HL4R-(V) 440W vs Jinko Solar JKM435-460N-54HL4R-(V) 455W
3 differences, the largest is module efficiency
Same series, other bin
Jinko Solar JKM435-460N-54HL4R-(V) 440W vs Jinko Solar JKM435-460N-54HL4R-(V) 445W
One difference: module efficiency
Same series, other bin
Jinko Solar JKM435-460N-54HL4R-(V) 440W vs Jinko Solar JKM435-460N-54HL4R-(V) 435W
One difference: module efficiency
Same manufacturer
Jinko Solar JKM435-460N-54HL4R-(V) 440W vs Jinko Solar JKM710-735N-66HL5-BDV-Z3-EU (735W bin)
15 differences, the largest is module efficiency
Same manufacturer
Jinko Solar JKM435-460N-54HL4R-(V) 440W vs Jinko Solar JKM735N-66HL5-BDV-Z3-EU
15 differences, the largest is module efficiency
06

Written summary

07

Questions about this pairing

Which panel is better: Jinko Solar JKM435-460N-54HL4R-(V) 440W or Jinko Solar JKM435-460N-54HL4R-(V) 450W?
According to our database: Jinko Solar JKM435-460N-54HL4R-(V) 450 W has higher module efficiency (22.52% vs 22.02%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Jinko Solar JKM435-460N-54HL4R-(V) 440W and Jinko Solar JKM435-460N-54HL4R-(V) 450W?
Jinko Solar JKM435-460N-54HL4R-(V) 440 W has a module efficiency of 22.02%, while Jinko Solar JKM435-460N-54HL4R-(V) 450 W is 22.52%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Jinko Solar JKM435-460N-54HL4R-(V) 440W use vs Jinko Solar JKM435-460N-54HL4R-(V) 450W?
Jinko Solar JKM435-460N-54HL4R-(V) 440 W uses N-type cells; Jinko Solar JKM435-460N-54HL4R-(V) 450 W 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 JKM435-460N-54HL4R-(V) 440W and Jinko Solar JKM435-460N-54HL4R-(V) 450W?
Jinko Solar JKM435-460N-54HL4R-(V) 440 W has a 30 years power warranty; Jinko Solar JKM435-460N-54HL4R-(V) 450 W 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 143 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.