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AVN66G12RG-620 vs AB-G12R-132-620 17 of 19 identical Swap Change panels

Avaada AVN66G12RG-620 vs Adani Solar AB-G12R-132-620

Avaada
AVN66G12RG-620
620 Wp 23.00 % TOPCon Bifacial
Open panel page Datasheet PDF
VS
Adani Solar
AB-G12R-132-620
620 Wp 22.97 % TOPCon Bifacial
Open panel page Datasheet PDF
The verdict

AB-G12R-132-620 leads on the differences that matter

The largest is temperature coefficient: 0.020 %/°C better in heat. 17 of 19 comparable parameters are identical.

See all 2 differences
How alike are they
17 of 19 comparable
parameters are identical
identical differs
01

What actually differs

2 of 19 parameters
Parameter AVN66G12RG-620 AB-G12R-132-620 Difference
Temperature coefficient -0.300 %/°C -0.280 %/°C 0.020 %/°C better in heat
Dimensions 2382x1134x35 mm 2382x1133x30 mm 2382x1134x35 mm vs 2382x1133x30 mm
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
AVN66G12RG-620
20,802 kWh
AB-G12R-132-620
20,802 kWh
Lifetime gap
No difference
Output when it is hot
Rated power carried across the range a module actually sees
Scenario AVN66G12RG-620 AB-G12R-132-620
Standard test conditions 25 °C 100.0% of rated power 620 W 620 W
Cool, bright day 40 °C 95.5% of rated power 592 W 594 W
Typical summer roof 55 °C 91.0% of rated power 564 W 568 W
Hot roof 70 °C 86.5% of rated power 536 W 542 W
03

Full specification

Parameter AVN66G12RG-620 AB-G12R-132-620 Difference
Power and efficiency
Rated power 620 Wp 620 Wp Same
Module efficiency 23.00 % 22.97 % Effectively the same
Power density 229.5 Wp/m² 229.7 Wp/m² Effectively the same
Open-circuit voltage 48.20 V 48.53 V Effectively the same
Voltage at max power 41.25 V 41.30 V Effectively the same
Short-circuit current 15.95 A 15.92 A Effectively the same
Current at max power 15.04 A 15.02 A Effectively the same
Temperature
Temperature coefficient -0.300 %/°C -0.280 %/°C +0.020 %/°C for AB-G12R-132-620
Mechanical
Dimensions 2382x1134x35 mm 2382x1133x30 mm 2382x1134x35 mm vs 2382x1133x30 mm
Module area 2.701 m² 2.699 m² Effectively the same
Weight 34.0 kg 33.6 kg Effectively the same
Weight per kWp 54.8 kg/kWp 54.2 kg/kWp Effectively the same
Warranty and degradation
Product warranty 12 yrs 12 yrs Same
Performance warranty 30 yrs 30 yrs Same
Annual degradation 0.40 %/yr 0.40 %/yr Same
Technology
Cell technology TOPCon TOPCon Same
Cell type Monocrystalline Monocrystalline Same
Cell count 132 132 Same
Bifacial Yes Yes Same
04

Against the whole database

14,129 panels
Efficiency
#1,970 vs #2,289
AVN66G12RG-620 leads by 319 places
Power density
#2,243 vs #2,199
AB-G12R-132-620 leads by 44 places
Heat behaviour
#6,152 vs #1,347
AB-G12R-132-620 leads by 4,805 places
Weight
#9,315 vs #8,500
AB-G12R-132-620 leads by 815 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#2,579 vs #2,601
AVN66G12RG-620 leads by 22 places
05

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06

Written summary

07

Questions about this pairing

Which panel is better: Avaada AVN66G12RG-620 or Adani Solar AB-G12R-132-620?
According to our database: Avaada AVN66G12RG-620 has higher module efficiency (23.00% vs 22.97%); Adani Solar AB-G12R-132-620 tolerates heat better (temp coeff -0.280%/°C vs -0.300%/°C). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Avaada AVN66G12RG-620 and Adani Solar AB-G12R-132-620?
Avaada AVN66G12RG-620 has a module efficiency of 23.00%, while Adani Solar AB-G12R-132-620 is 22.97%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Avaada AVN66G12RG-620 use vs Adani Solar AB-G12R-132-620?
Avaada AVN66G12RG-620 uses TOPCon cells; Adani Solar AB-G12R-132-620 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 Avaada AVN66G12RG-620 and Adani Solar AB-G12R-132-620?
Avaada AVN66G12RG-620 has a 30 years power warranty; Adani Solar AB-G12R-132-620 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.
Are Avaada AVN66G12RG-620 and Adani Solar AB-G12R-132-620 bifacial panels?
Both Avaada AVN66G12RG-620 and Adani Solar AB-G12R-132-620 are bifacial - they capture reflected light from the ground, which can add 5-15% more annual energy on ground-mount or elevated rooftop installations with a light surface beneath.
Compare Avaada and Adani Solar as manufacturers Portfolio, efficiency, cell technologies and warranty terms

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.