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560 vs 580 16 of 19 identical Swap Change panels

Bisol BGO 560 vs Bisol BGO 580

Bisol
BGO 560
560 Wp 22.70 % TOPCon
Open panel page Datasheet PDF
VS
Bisol
BGO 580
580 Wp 23.50 % TOPCon
Open panel page Datasheet PDF
The verdict

580 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 differences
How alike are they
16 of 19 comparable
parameters are identical
identical differs
01

What actually differs

3 of 19 parameters
Parameter 560 580 Difference
Module efficiency 22.70 % 23.50 % 0.80 pp more efficient
Power density 226.8 Wp/m² 234.9 Wp/m² 8.1 Wp/m² higher
Rated power 560 Wp 580 Wp 20 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.
560
19,052 kWh
580
19,733 kWh
Lifetime gap
681 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario 560 580
Standard test conditions 25 °C 100.0% of rated power 560 W 580 W
Cool, bright day 40 °C 95.7% of rated power 536 W 555 W
Typical summer roof 55 °C 91.3% of rated power 511 W 530 W
Hot roof 70 °C 87.0% of rated power 487 W 504 W
03

Full specification

Parameter 560 580 Difference
Power and efficiency
Rated power 560 Wp 580 Wp +20 W for 580
Module efficiency 22.70 % 23.50 % +0.80 pp for 580
Power density 226.8 Wp/m² 234.9 Wp/m² +8.1 Wp/m² for 580
Open-circuit voltage 44.30 V 45.20 V Effectively the same
Voltage at max power 37.40 V 37.70 V Effectively the same
Short-circuit current 16.00 A 16.20 A Effectively the same
Current at max power 15.00 A 15.40 A Effectively the same
Temperature
Temperature coefficient -0.290 %/°C -0.290 %/°C Same
Mechanical
Dimensions 2177x1134x35 mm 2177x1134x35 mm Same
Module area 2.469 m² 2.469 m² Same
Weight 26.0 kg 26.0 kg Same
Weight per kWp 46.4 kg/kWp 44.8 kg/kWp Effectively the same
Warranty and degradation
Product warranty 25 yrs 25 yrs Same
Performance warranty 30 yrs 30 yrs Same
Annual degradation 0.31 %/yr 0.31 %/yr Same
Technology
Cell technology TOPCon TOPCon Same
Cell type Monocrystalline Monocrystalline Same
Cell count 120 120 Same
Bifacial No No Same
04

Against the whole database

14,005 panels
Efficiency
#3,307 vs #716
580 leads by 2,591 places
Power density
#3,465 vs #848
580 leads by 2,617 places
Heat behaviour
#2,165 vs #2,165
Tied - the same position in the database
Weight
#1,149 vs #542
580 leads by 607 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#2,207 vs #1,317
580 leads by 890 places
05

More useful comparisons

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06

Written summary

07

Questions about this pairing

Which panel is better: Bisol BGO 560 or Bisol BGO 580?
According to our database: Bisol BGO 580 has higher module efficiency (23.50% vs 22.70%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Bisol BGO 560 and Bisol BGO 580?
Bisol BGO 560 has a module efficiency of 22.70%, while Bisol BGO 580 is 23.50%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Bisol BGO 560 use vs Bisol BGO 580?
Bisol BGO 560 uses TOPCon cells; Bisol BGO 580 uses TOPCon. 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 Bisol BGO 560 and Bisol BGO 580?
Bisol BGO 560 has a 30 years power warranty; Bisol BGO 580 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 12 Bisol 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.