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695W vs 705W 16 of 19 identical Swap Change panels

Trina Solar TSM-NE21 695W vs Trina Solar TSM-NE21 705W

Trina Solar TSM-NE21 695W
TSM-NE21 695W
695 Wp 22.40 % TOPCon
Open panel page Datasheet PDF
VS
Trina Solar TSM-NE21 705W
TSM-NE21 705W
705 Wp 22.70 % TOPCon
Open panel page Datasheet PDF
The verdict

705W leads on the differences that matter

The largest is module efficiency: 0.30 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 695W 705W Difference
Module efficiency 22.40 % 22.70 % 0.30 pp more efficient
Power density 223.7 Wp/m² 227.0 Wp/m² 3.2 Wp/m² higher
Rated power 695 Wp 705 Wp 10 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.
695W
23,319 kWh
705W
23,654 kWh
Lifetime gap
335 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario 695W 705W
Standard test conditions 25 °C 100.0% of rated power 695 W 705 W
Cool, bright day 40 °C 95.7% of rated power 665 W 674 W
Typical summer roof 55 °C 91.3% of rated power 635 W 644 W
Hot roof 70 °C 87.0% of rated power 604 W 613 W
03

Full specification

Parameter 695W 705W Difference
Power and efficiency
Rated power 695 Wp 705 Wp +10 W for 705W
Module efficiency 22.40 % 22.70 % +0.30 pp for 705W
Power density 223.7 Wp/m² 227.0 Wp/m² +3.2 Wp/m² for 705W
Open-circuit voltage 48.30 V 48.80 V Effectively the same
Voltage at max power 40.30 V 40.70 V Effectively the same
Short-circuit current 18.28 A 18.36 A Effectively the same
Current at max power 17.25 A 17.33 A Effectively the same
Temperature
Temperature coefficient -0.290 %/°C -0.290 %/°C Same
Mechanical
Dimensions 2384x1303x33 mm 2384x1303x33 mm Same
Module area 3.106 m² 3.106 m² Same
Weight 32.9 kg 32.9 kg Same
Weight per kWp 47.3 kg/kWp 46.7 kg/kWp Effectively the same
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

14,005 panels
Efficiency
#4,774 vs #3,307
705W leads by 1,467 places
Power density
#4,877 vs #3,361
705W leads by 1,516 places
Heat behaviour
#2,165 vs #2,165
Tied - the same position in the database
Weight
#1,643 vs #1,258
705W leads by 385 places
Warranty
#9,798 vs #9,798
Tied - the same position in the database
Overall
#1,829 vs #1,478
705W leads by 351 places
05

More useful comparisons

Open the full database
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Trina Solar TSM-NE21 695W vs Trina Solar TSM-NE21 725W
5 differences, the largest is module efficiency
Same series, other bin
Trina Solar TSM-NE21 695W vs Trina Solar TSM-NE21 720W
5 differences, the largest is module efficiency
Same series, other bin
Trina Solar TSM-NE21 695W vs Trina Solar TSM-NE21 715W
3 differences, the largest is module efficiency
Same series, other bin
Trina Solar TSM-NE21 695W vs Trina Solar TSM-NE21 710W
3 differences, the largest is module efficiency
Same series, other bin
Trina Solar TSM-NE21 695W vs Trina Solar TSM-NE21 700W
The same specification on paper
Same manufacturer
Trina Solar TSM-NE21 695W vs Trina Solar TSM-NEG21C.20Q-760
13 differences, the largest is module efficiency
06

Written summary

07

Questions about this pairing

Which panel is better: Trina Solar TSM-NE21 695W or Trina Solar TSM-NE21 705W?
According to our database: Trina Solar TSM-NE21 705 W has higher module efficiency (22.70% vs 22.40%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Trina Solar TSM-NE21 695W and Trina Solar TSM-NE21 705W?
Trina Solar TSM-NE21 695 W has a module efficiency of 22.40%, while Trina Solar TSM-NE21 705 W is 22.70%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Trina Solar TSM-NE21 695W use vs Trina Solar TSM-NE21 705W?
Trina Solar TSM-NE21 695 W uses TOPCon cells; Trina Solar TSM-NE21 705 W 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-NE21 695W and Trina Solar TSM-NE21 705W?
Trina Solar TSM-NE21 695 W has a 25 years power warranty; Trina Solar TSM-NE21 705 W 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 250 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.