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620 vs 650 13 of 19 identical Swap Change panels

Trina Solar TSM-NE19R-620 vs Trina Solar TSM-NE19R-650

Trina Solar TSM-NE19R-620
TSM-NE19R-620
620 Wp 23.00 % TOPCon
Open panel page Datasheet PDF
VS
Trina Solar TSM-NE19R-650
TSM-NE19R-650
650 Wp 24.10 % TOPCon
Open panel page Datasheet PDF
The verdict

650 leads on the differences that matter

The largest is module efficiency: 1.10 pp more efficient. 13 of 19 comparable parameters are identical.

See all 6 differences
How alike are they
13 of 19 comparable
parameters are identical
identical differs
01

What actually differs

6 of 19 parameters
Parameter 620 650 Difference
Module efficiency 23.00 % 24.10 % 1.10 pp more efficient
Power density 229.5 Wp/m² 240.6 Wp/m² 11.1 Wp/m² higher
Rated power 620 Wp 650 Wp 30 W more power
Open-circuit voltage 49.60 V 51.50 V 1.90 V apart
Weight per kWp 45.0 kg/kWp 42.9 kg/kWp 2.1 kg/kWp lighter
Voltage at max power 41.40 V 43.20 V 1.80 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 (-0.290 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other.
620
20,802 kWh
650
21,809 kWh
Lifetime gap
1,007 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario 620 650
Standard test conditions 25 °C 100.0% of rated power 620 W 650 W
Cool, bright day 40 °C 95.7% of rated power 593 W 622 W
Typical summer roof 55 °C 91.3% of rated power 566 W 593 W
Hot roof 70 °C 87.0% of rated power 539 W 565 W
03

Full specification

Parameter 620 650 Difference
Power and efficiency
Rated power 620 Wp 650 Wp +30 W for 650
Module efficiency 23.00 % 24.10 % +1.10 pp for 650
Power density 229.5 Wp/m² 240.6 Wp/m² +11.1 Wp/m² for 650
Open-circuit voltage 49.60 V 51.50 V 1.90 V apart
Voltage at max power 41.40 V 43.20 V 1.80 V apart
Short-circuit current 15.91 A 16.01 A Effectively the same
Current at max power 14.99 A 15.05 A Effectively the same
Temperature
Temperature coefficient -0.290 %/°C -0.290 %/°C Same
Mechanical
Dimensions 2382x1134x30 mm 2382x1134x30 mm Same
Module area 2.701 m² 2.701 m² Same
Weight 27.9 kg 27.9 kg Same
Weight per kWp 45.0 kg/kWp 42.9 kg/kWp -2.1 kg/kWp for 650
Warranty and degradation
Product warranty 12 yrs 12 yrs Same
Performance warranty 25 yrs 25 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 No No Same
04

Against the whole database

14,129 panels
Efficiency
#1,970 vs #241
650 leads by 1,729 places
Power density
#2,243 vs #255
650 leads by 1,988 places
Heat behaviour
#2,220 vs #2,220
Tied - the same position in the database
Weight
#574 vs #256
650 leads by 318 places
Warranty
#9,912 vs #9,912
Tied - the same position in the database
Overall
#3,451 vs #1,619
650 leads by 1,832 places
05

More useful comparisons

Open the full database
Same series, other bin
Trina Solar TSM-NE19R-620 vs Trina Solar TSM-NEG19RC.20Q
13 differences, the largest is module efficiency
Same series, other bin
Trina Solar TSM-NE19R-620 vs Trina Solar TSM-NEG19RC.20-650
9 differences, the largest is module efficiency
Same series, other bin
Trina Solar TSM-NE19R-620 vs Trina Solar TSM-NEG19RC.20-645
9 differences, the largest is module efficiency
Same series, other bin
Trina Solar TSM-NE19R-620 vs Trina Solar TSM-NED19RC.20
9 differences, the largest is module efficiency
Same series, other bin
Trina Solar TSM-NE19R-620 vs Trina Solar TSM-NE19R-645
5 differences, the largest is module efficiency
Same series, other bin
Trina Solar TSM-NE19R-620 vs Trina Solar TSM-NEG19RC.20-640
9 differences, the largest is module efficiency
06

Written summary

07

Questions about this pairing

Which panel is better: Trina Solar TSM-NE19R-620 or Trina Solar TSM-NE19R-650?
According to our database: Trina Solar TSM-NE19R-650 has higher module efficiency (24.10% vs 23.00%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Trina Solar TSM-NE19R-620 and Trina Solar TSM-NE19R-650?
Trina Solar TSM-NE19R-620 has a module efficiency of 23.00%, while Trina Solar TSM-NE19R-650 is 24.10%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Trina Solar TSM-NE19R-620 use vs Trina Solar TSM-NE19R-650?
Trina Solar TSM-NE19R-620 uses TOPCon cells; Trina Solar TSM-NE19R-650 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 Trina Solar TSM-NE19R-620 and Trina Solar TSM-NE19R-650?
Trina Solar TSM-NE19R-620 has a 25 years power warranty; Trina Solar TSM-NE19R-650 has a 25 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 184 Trina 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.