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JKM615-635N-78HL4-(V)-F6-EN (620W variant) vs LR7-72HVH-630M 4 of 19 identical Swap Change panels

Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant) vs Longi Solar LR7-72HVH-630M

JKM615-635N-78HL4-(V)-F6-EN (620W variant)
620 Wp 22.18 % N-type
Open panel page Datasheet PDF
VS
LR7-72HVH-630M
630 Wp 23.30 % N-type
Open panel page Datasheet PDF
The verdict

LR7-72HVH-630M leads on the differences that matter

The largest is module efficiency: 1.12 pp more efficient. 4 of 19 comparable parameters are identical.

See all 15 differences
How alike are they
4 of 19 comparable
parameters are identical
identical differs
01

What actually differs

15 of 19 parameters
Parameter JKM615-635N-78HL4-(V)-F6-EN (620W variant) LR7-72HVH-630M Difference
Module efficiency 22.18 % 23.30 % 1.12 pp more efficient
Power density 221.8 Wp/m² 233.2 Wp/m² 11.4 Wp/m² higher
Temperature coefficient -0.290 %/°C -0.260 %/°C 0.030 %/°C better in heat
Product warranty 12 yrs 15 yrs 3 yrs longer
Module area 2.795 m² 2.701 m² 0.094 m² apart
Open-circuit voltage 56.40 V 53.50 V 2.90 V apart
Short-circuit current 13.86 A 14.97 A 1.11 A apart
Annual degradation 0.40 %/yr 0.35 %/yr 0.05 %/yr slower
Rated power 620 Wp 630 Wp 10 W more power
Cell count 156 144 12 cells apart
Weight per kWp 47.6 kg/kWp 45.2 kg/kWp 2.3 kg/kWp lighter
Weight 29.5 kg 28.5 kg 1.0 kg lighter
Voltage at max power 46.97 V 44.16 V 2.81 V apart
Current at max power 13.20 A 14.27 A 1.07 A apart
Dimensions 2465x1134x35 mm 2382x1134x30 mm 2465x1134x35 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
JKM615-635N-78HL4-(V)-F6-EN (620W variant)
20,802 kWh
LR7-72HVH-630M
21,302 kWh
Lifetime gap
500 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario JKM615-635N-78HL4-(V)-F6-EN (620W variant) LR7-72HVH-630M
Standard test conditions 25 °C 100.0% of rated power 620 W 630 W
Cool, bright day 40 °C 95.7% of rated power 593 W 605 W
Typical summer roof 55 °C 91.3% of rated power 566 W 581 W
Hot roof 70 °C 87.0% of rated power 539 W 556 W
03

Full specification

Parameter JKM615-635N-78HL4-(V)-F6-EN (620W variant) LR7-72HVH-630M Difference
Power and efficiency
Rated power 620 Wp 630 Wp +10 W for LR7-72HVH-630M
Module efficiency 22.18 % 23.30 % +1.12 pp for LR7-72HVH-630M
Power density 221.8 Wp/m² 233.2 Wp/m² +11.4 Wp/m² for LR7-72HVH-630M
Open-circuit voltage 56.40 V 53.50 V 2.90 V apart
Voltage at max power 46.97 V 44.16 V 2.81 V apart
Short-circuit current 13.86 A 14.97 A 1.11 A apart
Current at max power 13.20 A 14.27 A 1.07 A apart
Temperature
Temperature coefficient -0.290 %/°C -0.260 %/°C +0.030 %/°C for LR7-72HVH-630M
Mechanical
Dimensions 2465x1134x35 mm 2382x1134x30 mm 2465x1134x35 mm vs 2382x1134x30 mm
Module area 2.795 m² 2.701 m² 0.094 m² apart
Weight 29.5 kg 28.5 kg -1.0 kg for LR7-72HVH-630M
Weight per kWp 47.6 kg/kWp 45.2 kg/kWp -2.3 kg/kWp for LR7-72HVH-630M
Warranty and degradation
Product warranty 12 yrs 15 yrs +3 yrs for LR7-72HVH-630M
Performance warranty 30 yrs 30 yrs Same
Annual degradation 0.40 %/yr 0.35 %/yr -0.05 %/yr for LR7-72HVH-630M
Technology
Cell technology N-type N-type Same
Cell type Monocrystalline Monocrystalline Same
Cell count 156 144 12 cells apart
Bifacial No No Same
04

Against the whole database

14,129 panels
Efficiency
#5,994 vs #1,057
LR7-72HVH-630M leads by 4,937 places
Power density
#5,933 vs #1,042
LR7-72HVH-630M leads by 4,891 places
Heat behaviour
#2,220 vs #515
LR7-72HVH-630M leads by 1,705 places
Weight
#1,762 vs #655
LR7-72HVH-630M leads by 1,107 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#3,410 vs #1,594
LR7-72HVH-630M leads by 1,816 places
05

More useful comparisons

Open the full database
Same series, other bin
Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant) vs Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (635W variant)
3 differences, the largest is module efficiency
Same series, other bin
Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant) vs Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (630W variant)
3 differences, the largest is module efficiency
Same series, other bin
Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant) vs Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (625W variant)
The same specification on paper
Same series, other bin
Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant) vs Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (615W variant)
The same specification on paper
Same series, other bin
Longi Solar LR7-72HVH-630M vs Longi Solar LR7-72HVH-635M
One difference: module efficiency
Same manufacturer
Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant) vs Jinko Solar JKM710-735N-66HL5-BDV-Z3-EU (735W bin)
14 differences, the largest is module efficiency
06

Written summary

07

Questions about this pairing

Which panel is better: Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant) or Longi Solar LR7-72HVH-630M?
According to our database: Longi Solar LR7-72HVH-630M has higher module efficiency (23.30% vs 22.18%); Longi Solar LR7-72HVH-630M tolerates heat better (temp coeff -0.260%/°C vs -0.290%/°C). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant) and Longi Solar LR7-72HVH-630M?
Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620 W variant) has a module efficiency of 22.18%, while Longi Solar LR7-72HVH-630M is 23.30%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant) use vs Longi Solar LR7-72HVH-630M?
Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620 W variant) uses N-type cells; Longi Solar LR7-72HVH-630M 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 JKM615-635N-78HL4-(V)-F6-EN (620W variant) and Longi Solar LR7-72HVH-630M?
Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620 W variant) has a 30 years power warranty; Longi Solar LR7-72HVH-630M 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.
Compare Jinko Solar and Longi Solar as manufacturers Portfolio, efficiency, cell technologies and warranty terms

Shop prices: See 157 Jinko Solar offers · See 156 Longi 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.