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590N vs 580N 16 of 19 identical Swap Change panels

Luxen Solar Energy LNVU-590N vs Luxen Solar Energy LNVU-580N

Luxen Solar Energy
LNVU-590N
590 Wp 22.83 % N-type
Open panel page Datasheet PDF
VS
Luxen Solar Energy
LNVU-580N
580 Wp 22.44 % N-type
Open panel page Datasheet PDF
The verdict

590N leads on the differences that matter

The largest is module efficiency: 0.39 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 590N 580N Difference
Module efficiency 22.83 % 22.44 % 0.39 pp more efficient
Power density 228.4 Wp/m² 224.5 Wp/m² 3.9 Wp/m² higher
Rated power 590 Wp 580 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.
590N
19,796 kWh
580N
19,460 kWh
Lifetime gap
336 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario 590N 580N
Standard test conditions 25 °C 100.0% of rated power 590 W 580 W
Cool, bright day 40 °C 95.7% of rated power 564 W 555 W
Typical summer roof 55 °C 91.3% of rated power 539 W 530 W
Hot roof 70 °C 87.0% of rated power 513 W 504 W
03

Full specification

Parameter 590N 580N Difference
Power and efficiency
Rated power 590 Wp 580 Wp +10 W for 590N
Module efficiency 22.83 % 22.44 % +0.39 pp for 590N
Power density 228.4 Wp/m² 224.5 Wp/m² +3.9 Wp/m² for 590N
Open-circuit voltage 51.83 V 51.57 V Effectively the same
Voltage at max power 43.38 V 43.09 V Effectively the same
Short-circuit current 14.47 A 14.33 A Effectively the same
Current at max power 13.60 A 13.46 A Effectively the same
Temperature
Temperature coefficient -0.290 %/°C -0.290 %/°C Same
Mechanical
Dimensions 2278x1134x33 mm 2278x1134x33 mm Same
Module area 2.583 m² 2.583 m² Same
Weight 27.3 kg 27.3 kg Same
Weight per kWp 46.3 kg/kWp 47.1 kg/kWp Effectively the same
Warranty and degradation
Product warranty 20 yrs 20 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 144 144 Same
Bifacial No No Same
04

Against the whole database

14,129 panels
Efficiency
#2,738 vs #4,776
590N leads by 2,038 places
Power density
#2,653 vs #4,607
590N leads by 1,954 places
Heat behaviour
#2,220 vs #2,220
Tied - the same position in the database
Weight
#1,094 vs #1,491
590N leads by 397 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#2,157 vs #2,856
590N leads by 699 places
05

More useful comparisons

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Luxen Solar Energy LNVU-590N vs Luxen Solar Energy LNVU-585N
The same specification on paper
06

Written summary

07

Questions about this pairing

Which panel is better: Luxen Solar Energy LNVU-590N or Luxen Solar Energy LNVU-580N?
According to our database: Luxen Solar Energy LNVU-590N has higher module efficiency (22.83% vs 22.44%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Luxen Solar Energy LNVU-590N and Luxen Solar Energy LNVU-580N?
Luxen Solar Energy LNVU-590N has a module efficiency of 22.83%, while Luxen Solar Energy LNVU-580N is 22.44%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Luxen Solar Energy LNVU-590N use vs Luxen Solar Energy LNVU-580N?
Luxen Solar Energy LNVU-590N uses N-type cells; Luxen Solar Energy LNVU-580N 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 Luxen Solar Energy LNVU-590N and Luxen Solar Energy LNVU-580N?
Luxen Solar Energy LNVU-590N has a 30 years power warranty; Luxen Solar Energy LNVU-580N 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 3 Luxen Solar Energy 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.