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650 vs 630 16 of 19 identical Swap Change panels

Adani Solar ASM-M12-132-650 vs Adani Solar ASM-M12-132-630

Adani Solar
ASM-M12-132-650
650 Wp 20.87 % PERC
Open panel page Datasheet PDF
VS
Adani Solar
ASM-M12-132-630
630 Wp 20.23 % PERC
Open panel page Datasheet PDF
The verdict

650 leads on the differences that matter

The largest is module efficiency: 0.64 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 650 630 Difference
Module efficiency 20.87 % 20.23 % 0.64 pp more efficient
Power density 208.7 Wp/m² 202.3 Wp/m² 6.4 Wp/m² higher
Rated power 650 Wp 630 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 (-0.340 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other.
650
21,066 kWh
630
20,418 kWh
Lifetime gap
648 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario 650 630
Standard test conditions 25 °C 100.0% of rated power 650 W 630 W
Cool, bright day 40 °C 94.9% of rated power 617 W 598 W
Typical summer roof 55 °C 89.8% of rated power 584 W 566 W
Hot roof 70 °C 84.7% of rated power 551 W 534 W
03

Full specification

Parameter 650 630 Difference
Power and efficiency
Rated power 650 Wp 630 Wp +20 W for 650
Module efficiency 20.87 % 20.23 % +0.64 pp for 650
Power density 208.7 Wp/m² 202.3 Wp/m² +6.4 Wp/m² for 650
Open-circuit voltage 43.66 V 42.87 V Effectively the same
Voltage at max power 37.32 V 36.66 V Effectively the same
Short-circuit current 18.85 A 18.57 A Effectively the same
Current at max power 17.44 A 17.19 A Effectively the same
Temperature
Temperature coefficient -0.340 %/°C -0.340 %/°C Same
Mechanical
Dimensions 2390x1303x35 mm 2390x1303x35 mm Same
Module area 3.114 m² 3.114 m² Same
Weight 33.6 kg 33.6 kg Same
Weight per kWp 51.7 kg/kWp 53.3 kg/kWp Effectively the same
Warranty and degradation
Product warranty 12 yrs 12 yrs Same
Performance warranty 30 yrs 30 yrs Same
Annual degradation 0.55 %/yr 0.55 %/yr Same
Technology
Cell technology PERC PERC Same
Cell type Monocrystalline Monocrystalline Same
Cell count 132 132 Same
Bifacial No No Same
04

Against the whole database

14,005 panels
Efficiency
#10,332 vs #11,899
650 leads by 1,567 places
Power density
#10,297 vs #11,884
650 leads by 1,587 places
Heat behaviour
#8,778 vs #8,778
Tied - the same position in the database
Weight
#5,075 vs #7,236
650 leads by 2,161 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#3,920 vs #5,283
650 leads by 1,363 places
05

More useful comparisons

Open the full database
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Adani Solar ASM-M12-132-650 vs Adani Solar ASB-M12-132-645
2 differences, the largest is temperature coefficient
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Adani Solar ASM-M12-132-650 vs Adani Solar ASB-M12-132-640
5 differences, the largest is module efficiency
06

Written summary

07

Questions about this pairing

Which panel is better: Adani Solar ASM-M12-132-650 or Adani Solar ASM-M12-132-630?
According to our database: Adani Solar ASM-M12-132-650 has higher module efficiency (20.87% vs 20.23%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Adani Solar ASM-M12-132-650 and Adani Solar ASM-M12-132-630?
Adani Solar ASM-M12-132-650 has a module efficiency of 20.87%, while Adani Solar ASM-M12-132-630 is 20.23%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Adani Solar ASM-M12-132-650 use vs Adani Solar ASM-M12-132-630?
Adani Solar ASM-M12-132-650 uses PERC cells; Adani Solar ASM-M12-132-630 uses PERC. 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 Adani Solar ASM-M12-132-650 and Adani Solar ASM-M12-132-630?
Adani Solar ASM-M12-132-650 has a 30 years power warranty; Adani Solar ASM-M12-132-630 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 2 Adani 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.