TN Solar SE6-66HBD-710 vs TN Solar SE6-66HBD-715
VS
The verdict
Identical on every published parameter
All 19 comparable parameters agree. Two records this alike are usually one panel sold under two names, or two bins of the same production line - decide on price and on who you would rather buy from.
How alike are they
19
of 19 comparable
parameters are identical
parameters are identical
identical
differs
01
0 of 19 parameters
What actually differs
Every comparable parameter agrees. The full specification is below.
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 (-0.260 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other.
710
23,896 kWh
715
24,064 kWh
Lifetime gap
168 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario
710
715
Standard test conditions
25 °C
100.0% of rated power
710 W
715 W
Cool, bright day
40 °C
96.1% of rated power
682 W
687 W
Typical summer roof
55 °C
92.2% of rated power
655 W
659 W
Hot roof
70 °C
88.3% of rated power
627 W
631 W
03
Full specification
Parameter
710
715
Difference
Power and efficiency
Rated power
710 Wp
715 Wp
Effectively the same
Module efficiency
22.86 %
23.02 %
Effectively the same
Power density
228.6 Wp/m²
230.2 Wp/m²
Effectively the same
Open-circuit voltage
50.44 V
50.59 V
Effectively the same
Voltage at max power
42.39 V
42.54 V
Effectively the same
Short-circuit current
17.55 A
17.61 A
Effectively the same
Current at max power
16.75 A
16.81 A
Effectively the same
Temperature
Temperature coefficient
-0.260 %/°C
-0.260 %/°C
Same
Mechanical
Dimensions
2384x1303x35 mm
2384x1303x35 mm
Same
Module area
3.106 m²
3.106 m²
Same
Weight
38.7 kg
38.7 kg
Same
Weight per kWp
54.5 kg/kWp
54.1 kg/kWp
Effectively the same
Warranty and degradation
Product warranty
25 yrs
25 yrs
Same
Performance warranty
30 yrs
30 yrs
Same
Annual degradation
0.38 %/yr
0.38 %/yr
Same
Technology
Cell technology
HJT
HJT
Same
Cell type
Monocrystalline
Monocrystalline
Same
Cell count
132
132
Same
Bifacial
Yes
Yes
Same
04
14,005 panels
Against the whole database
Efficiency
#2,536
vs
#1,797
715 leads by 739 places
Power density
#2,474
vs
#2,018
715 leads by 456 places
Heat behaviour
#511
vs
#511
Tied - the same position in the database
Weight
#8,842
vs
#8,339
715 leads by 503 places
Warranty
#21
vs
#21
Tied - the same position in the database
Overall
#142
vs
#112
715 leads by 30 places
05
Open the full database
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06
Written summary
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07
Questions about this pairing
Which panel is better: TN Solar SE6-66HBD-710 or TN Solar SE6-66HBD-715?
According to our database: TN Solar SE6-66HBD-715 has higher module efficiency (23.02% vs 22.86%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of TN Solar SE6-66HBD-710 and TN Solar SE6-66HBD-715?
TN Solar SE6-66HBD-710 has a module efficiency of 22.86%, while TN Solar SE6-66HBD-715 is 23.02%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does TN Solar SE6-66HBD-710 use vs TN Solar SE6-66HBD-715?
TN Solar SE6-66HBD-710 uses HJT cells; TN Solar SE6-66HBD-715 uses HJT. 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 TN Solar SE6-66HBD-710 and TN Solar SE6-66HBD-715?
TN Solar SE6-66HBD-710 has a 30 years power warranty; TN Solar SE6-66HBD-715 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 TN Solar SE6-66HBD-710 and TN Solar SE6-66HBD-715 bifacial panels?
Both TN Solar SE6-66HBD-710 and TN Solar SE6-66HBD-715 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.
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.