Longi Solar LR5-54HTB-430M vs Longi Solar LR7-72HTH-605M
VS
The verdict
LR7-72HTH-605M leads on the differences that matter
The largest is rated power: 175 W more power. 6 of 18 comparable parameters are identical, with 1 more left out because at least one datasheet does not publish it.
See all 12 differencesHow alike are they
6
of 18 comparable
parameters are identical
parameters are identical
identical
differs
not published
01
12 of 18 parameters
What actually differs
Parameter
LR5-54HTB-430M
LR7-72HTH-605M
Difference
Rated power
430 Wp
605 Wp
175 W more power
Weight
20.8 kg
28.5 kg
7.7 kg lighter
Module efficiency
22.00 %
22.40 %
0.40 pp more efficient
Open-circuit voltage
39.43 V
52.27 V
12.84 V apart
Module area
1.953 m²
2.701 m²
0.748 m² apart
Power density
220.2 Wp/m²
224.0 Wp/m²
3.8 Wp/m² higher
Temperature coefficient
-0.290 %/°C
-0.280 %/°C
0.010 %/°C better in heat
Voltage at max power
33.16 V
44.03 V
10.87 V apart
Cell count
108
144
36 cells apart
Short-circuit current
14.00 A
14.74 A
0.74 A apart
Dimensions
1722x1134x30 mm
2382x1134x30 mm
1722x1134x30 mm vs 2382x1134x30 mm
Current at max power
12.97 A
13.75 A
0.78 A apart
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
LR5-54HTB-430M
14,350 kWh
LR7-72HTH-605M
20,299 kWh
Lifetime gap
5,949 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario
LR5-54HTB-430M
LR7-72HTH-605M
Standard test conditions
25 °C
100.0% of rated power
430 W
605 W
Cool, bright day
40 °C
95.7% of rated power
411 W
580 W
Typical summer roof
55 °C
91.3% of rated power
393 W
554 W
Hot roof
70 °C
87.0% of rated power
374 W
529 W
03
Full specification
Parameter
LR5-54HTB-430M
LR7-72HTH-605M
Difference
Power and efficiency
Rated power
430 Wp
605 Wp
+175 W for LR7-72HTH-605M
Module efficiency
22.00 %
22.40 %
+0.40 pp for LR7-72HTH-605M
Power density
220.2 Wp/m²
224.0 Wp/m²
+3.8 Wp/m² for LR7-72HTH-605M
Open-circuit voltage
39.43 V
52.27 V
12.84 V apart
Voltage at max power
33.16 V
44.03 V
10.87 V apart
Short-circuit current
14.00 A
14.74 A
0.74 A apart
Current at max power
12.97 A
13.75 A
0.78 A apart
Temperature
Temperature coefficient
-0.290 %/°C
-0.280 %/°C
+0.010 %/°C for LR7-72HTH-605M
Mechanical
Dimensions
1722x1134x30 mm
2382x1134x30 mm
1722x1134x30 mm vs 2382x1134x30 mm
Module area
1.953 m²
2.701 m²
0.748 m² apart
Weight
20.8 kg
28.5 kg
-7.7 kg for LR5-54HTB-430M
Weight per kWp
48.4 kg/kWp
47.1 kg/kWp
Effectively the same
Warranty and degradation
Product warranty
15 yrs
15 yrs
Same
Performance warranty
25 yrs
25 yrs
Same
Annual degradation
0.40 %/yr
0.40 %/yr
Same
Technology
Cell technology
-
N-type
Not published by Longi Solar
Cell type
Monocrystalline
Monocrystalline
Same
Cell count
108
144
36 cells apart
Bifacial
No
No
Same
04
14,129 panels
Against the whole database
Efficiency
#6,580
vs
#4,834
LR7-72HTH-605M leads by 1,746 places
Power density
#6,544
vs
#4,841
LR7-72HTH-605M leads by 1,703 places
Heat behaviour
#2,220
vs
#1,347
LR7-72HTH-605M leads by 873 places
Weight
#2,236
vs
#1,498
LR7-72HTH-605M leads by 738 places
Warranty
#9,912
vs
#9,912
Tied - the same position in the database
Overall
#10,323
vs
#4,074
LR7-72HTH-605M leads by 6,249 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: Longi Solar LR5-54HTB-430M or Longi Solar LR7-72HTH-605M?
According to our database: Longi Solar LR7-72HTH-605M has higher module efficiency (22.40% vs 22.00%); Longi Solar LR7-72HTH-605M tolerates heat better (temp coeff -0.280%/°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 Longi Solar LR5-54HTB-430M and Longi Solar LR7-72HTH-605M?
Longi Solar LR5-54HTB-430M has a module efficiency of 22.00%, while Longi Solar LR7-72HTH-605M is 22.40%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Longi Solar LR5-54HTB-430M use vs Longi Solar LR7-72HTH-605M?
Longi Solar LR5-54HTB-430M uses Monocrystalline cells; Longi Solar LR7-72HTH-605M 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 LR5-54HTB-430M and Longi Solar LR7-72HTH-605M?
Longi Solar LR5-54HTB-430M has a 25 years power warranty; Longi Solar LR7-72HTH-605M has a 25 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 157 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.