Longi Solar LR7-54HVH-495M vs Longi Solar LR7-54HVH-480M
VS
The verdict
495M leads on the differences that matter
The largest is module efficiency: 0.80 pp more efficient. 16 of 19 comparable parameters are identical.
See all 3 differencesHow alike are they
16
of 19 comparable
parameters are identical
parameters are identical
identical
differs
01
3 of 19 parameters
What actually differs
Parameter
495M
480M
Difference
Module efficiency
24.30 %
23.50 %
0.80 pp more efficient
Power density
242.5 Wp/m²
235.2 Wp/m²
7.3 Wp/m² higher
Rated power
495 Wp
480 Wp
15 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 (-0.260 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other.
495M
16,737 kWh
480M
16,230 kWh
Lifetime gap
507 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario
495M
480M
Standard test conditions
25 °C
100.0% of rated power
495 W
480 W
Cool, bright day
40 °C
96.1% of rated power
476 W
461 W
Typical summer roof
55 °C
92.2% of rated power
456 W
443 W
Hot roof
70 °C
88.3% of rated power
437 W
424 W
03
Full specification
Parameter
495M
480M
Difference
Power and efficiency
Rated power
495 Wp
480 Wp
+15 W for 495M
Module efficiency
24.30 %
23.50 %
+0.80 pp for 495M
Power density
242.5 Wp/m²
235.2 Wp/m²
+7.3 Wp/m² for 495M
Open-circuit voltage
40.64 V
40.29 V
Effectively the same
Voltage at max power
33.62 V
33.28 V
Effectively the same
Short-circuit current
15.43 A
15.13 A
Effectively the same
Current at max power
14.73 A
14.43 A
Effectively the same
Temperature
Temperature coefficient
-0.260 %/°C
-0.260 %/°C
Same
Mechanical
Dimensions
1800x1134x30 mm
1800x1134x30 mm
Same
Module area
2.041 m²
2.041 m²
Same
Weight
21.6 kg
21.6 kg
Same
Weight per kWp
43.6 kg/kWp
45.0 kg/kWp
Effectively the same
Warranty and degradation
Product warranty
15 yrs
15 yrs
Same
Performance warranty
30 yrs
30 yrs
Same
Annual degradation
0.35 %/yr
0.35 %/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
14,005 panels
Against the whole database
Efficiency
#131
vs
#716
495M leads by 585 places
Power density
#159
vs
#718
495M leads by 559 places
Heat behaviour
#511
vs
#511
Tied - the same position in the database
Weight
#318
vs
#598
495M leads by 280 places
Warranty
#21
vs
#21
Tied - the same position in the database
Overall
#4,512
vs
#5,919
495M leads by 1,407 places
05
Open the full database
More useful comparisons
Same series, other bin
Longi Solar LR7-54HVH-495M vs Longi Solar LR7-54HVH-500M
One difference: module efficiency
Same series, other bin
Longi Solar LR7-54HVH-495M vs Longi Solar LR7-54HVH-490M
One difference: module efficiency
Same series, other bin
Longi Solar LR7-54HVH-495M vs Longi Solar LR7-54HVH-485M
3 differences, the largest is module efficiency
Same manufacturer
Longi Solar LR7-54HVH-495M vs Longi Solar LR7-72HVHF-670M
9 differences, the largest is rated power
Same manufacturer
Longi Solar LR7-54HVH-495M vs Longi Solar LR8-66HYD-670M
15 differences, the largest is rated power
Same manufacturer
Longi Solar LR7-54HVH-495M vs Longi Solar LR7-72HVH-670M
9 differences, the largest is rated power
06
Written summary
Checking cache...
07
Questions about this pairing
Which panel is better: Longi Solar LR7-54HVH-495M or Longi Solar LR7-54HVH-480M?
According to our database: Longi Solar LR7-54HVH-495M has higher module efficiency (24.30% vs 23.50%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Longi Solar LR7-54HVH-495M and Longi Solar LR7-54HVH-480M?
Longi Solar LR7-54HVH-495M has a module efficiency of 24.30%, while Longi Solar LR7-54HVH-480M is 23.50%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Longi Solar LR7-54HVH-495M use vs Longi Solar LR7-54HVH-480M?
Longi Solar LR7-54HVH-495M uses N-type cells; Longi Solar LR7-54HVH-480M 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 Longi Solar LR7-54HVH-495M and Longi Solar LR7-54HVH-480M?
Longi Solar LR7-54HVH-495M has a 30 years power warranty; Longi Solar LR7-54HVH-480M 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 174 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.