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LR7-54HVH-475M vs AIKO-A490-MCE54Mw 11 of 19 identical Swap Change panels

Longi Solar LR7-54HVH-475M vs AIKO AIKO-A490-MCE54Mw

Longi Solar LR7-54HVH-475M
LR7-54HVH-475M
475 Wp 23.30 % N-type
Open panel page Datasheet PDF
VS
AIKO AIKO-A490-MCE54Mw
AIKO-A490-MCE54Mw
490 Wp 24.50 % Back Contact
Open panel page Datasheet PDF
The verdict

AIKO-A490-MCE54Mw leads on the differences that matter

The largest is module efficiency: 1.20 pp more efficient. 11 of 19 comparable parameters are identical.

See all 8 differences
How alike are they
11 of 19 comparable
parameters are identical
identical differs
01

What actually differs

8 of 19 parameters
Parameter LR7-54HVH-475M AIKO-A490-MCE54Mw Difference
Module efficiency 23.30 % 24.50 % 1.20 pp more efficient
Power density 232.7 Wp/m² 245.2 Wp/m² 12.5 Wp/m² higher
Rated power 475 Wp 490 Wp 15 W more power
Cell technology N-type Back Contact N-type vs Back Contact
Module area 2.041 m² 1.998 m² 0.043 m² apart
Weight per kWp 45.5 kg/kWp 42.9 kg/kWp 2.6 kg/kWp lighter
Dimensions 1800x1134x30 mm 1762x1134x30 mm 1800x1134x30 mm vs 1762x1134x30 mm
Voltage at max power 33.16 V 34.40 V 1.24 V 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
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.
LR7-54HVH-475M
16,061 kWh
AIKO-A490-MCE54Mw
16,568 kWh
Lifetime gap
507 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario LR7-54HVH-475M AIKO-A490-MCE54Mw
Standard test conditions 25 °C 100.0% of rated power 475 W 490 W
Cool, bright day 40 °C 96.1% of rated power 456 W 471 W
Typical summer roof 55 °C 92.2% of rated power 438 W 452 W
Hot roof 70 °C 88.3% of rated power 419 W 433 W
03

Full specification

Parameter LR7-54HVH-475M AIKO-A490-MCE54Mw Difference
Power and efficiency
Rated power 475 Wp 490 Wp +15 W for AIKO-A490-MCE54Mw
Module efficiency 23.30 % 24.50 % +1.20 pp for AIKO-A490-MCE54Mw
Power density 232.7 Wp/m² 245.2 Wp/m² +12.5 Wp/m² for AIKO-A490-MCE54Mw
Open-circuit voltage 40.18 V 41.00 V Effectively the same
Voltage at max power 33.16 V 34.40 V 1.24 V apart
Short-circuit current 15.03 A 14.94 A Effectively the same
Current at max power 14.33 A 14.25 A Effectively the same
Temperature
Temperature coefficient -0.260 %/°C -0.260 %/°C Same
Mechanical
Dimensions 1800x1134x30 mm 1762x1134x30 mm 1800x1134x30 mm vs 1762x1134x30 mm
Module area 2.041 m² 1.998 m² 0.043 m² apart
Weight 21.6 kg 21.0 kg Effectively the same
Weight per kWp 45.5 kg/kWp 42.9 kg/kWp -2.6 kg/kWp for AIKO-A490-MCE54Mw
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 Back Contact N-type vs Back Contact
Cell type Monocrystalline Monocrystalline Same
Cell count 108 108 Same
Bifacial No No Same
04

Against the whole database

14,129 panels
Efficiency
#1,057 vs #82
AIKO-A490-MCE54Mw leads by 975 places
Power density
#1,231 vs #82
AIKO-A490-MCE54Mw leads by 1,149 places
Heat behaviour
#515 vs #515
Tied - the same position in the database
Weight
#743 vs #250
AIKO-A490-MCE54Mw leads by 493 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#6,447 vs #4,465
AIKO-A490-MCE54Mw leads by 1,982 places
05

More useful comparisons

Open the full database
Same series, other bin
AIKO AIKO-A490-MCE54Mw vs AIKO AIKO-A495-MCE54Mw
One difference: module efficiency
Same series, other bin
AIKO AIKO-A490-MCE54Mw vs AIKO AIKO-A485-MCE54Mw
One difference: module efficiency
Same series, other bin
AIKO AIKO-A490-MCE54Mw vs AIKO AIKO-A480-MCE54Mw
3 differences, the largest is module efficiency
Same series, other bin
AIKO AIKO-A490-MCE54Mw vs AIKO AIKO-A475-MCE54Mw
3 differences, the largest is module efficiency
Same series, other bin
AIKO AIKO-A490-MCE54Mw vs AIKO AIKO-A470-MCE54Mw
3 differences, the largest is module efficiency
Same manufacturer
Longi Solar LR7-54HVH-475M vs Longi Solar LR7-72HVHF-670M
12 differences, the largest is module efficiency
06

Written summary

07

Questions about this pairing

Which panel is better: Longi Solar LR7-54HVH-475M or AIKO AIKO-A490-MCE54Mw?
According to our database: AIKO AIKO-A490-MCE54Mw has higher module efficiency (24.50% vs 23.30%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Longi Solar LR7-54HVH-475M and AIKO AIKO-A490-MCE54Mw?
Longi Solar LR7-54HVH-475M has a module efficiency of 23.30%, while AIKO AIKO-A490-MCE54Mw is 24.50%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Longi Solar LR7-54HVH-475M use vs AIKO AIKO-A490-MCE54Mw?
Longi Solar LR7-54HVH-475M uses N-type cells; AIKO AIKO-A490-MCE54Mw uses Back Contact. 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-475M and AIKO AIKO-A490-MCE54Mw?
Longi Solar LR7-54HVH-475M has a 30 years power warranty; AIKO AIKO-A490-MCE54Mw 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 Longi Solar and AIKO as manufacturers Portfolio, efficiency, cell technologies and warranty terms

Shop prices: See 152 Longi Solar offers · See 137 AIKO 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.