Mysolar USA MS715N-HJTGB vs Mysolar USA MS680N-DHBG
VS
The verdict
MS715N-HJTGB leads on the differences that matter
The largest is module efficiency: 1.12 pp more efficient. 8 of 18 comparable parameters are identical, with 1 more left out because at least one datasheet does not publish it.
See all 10 differencesHow alike are they
8
of 18 comparable
parameters are identical
parameters are identical
identical
differs
not published
01
10 of 18 parameters
What actually differs
Parameter
MS715N-HJTGB
MS680N-DHBG
Difference
Module efficiency
23.01 %
21.89 %
1.12 pp more efficient
Temperature coefficient
-0.260 %/°C
-0.300 %/°C
0.040 %/°C better in heat
Power density
230.2 Wp/m²
218.9 Wp/m²
11.3 Wp/m² higher
Rated power
715 Wp
680 Wp
35 W more power
Product warranty
30 yrs
25 yrs
5 yrs longer
Open-circuit voltage
50.60 V
47.90 V
2.70 V apart
Cell technology
HJT
TOPCon
HJT vs TOPCon
Weight per kWp
54.3 kg/kWp
56.6 kg/kWp
2.4 kg/kWp lighter
Voltage at max power
42.55 V
39.92 V
2.63 V apart
Dimensions
2384x1303x35 mm
2384x1303x33 mm
2384x1303x35 mm vs 2384x1303x33 mm
02
What it means on a roof
Thirty years of production
A 1.0% first-year loss then 0.40% a year, assumed for both panels, at 1,200 kWh/kWp a year
MS715N-HJTGB
23,990 kWh
MS680N-DHBG
22,815 kWh
Lifetime gap
1,175 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario
MS715N-HJTGB
MS680N-DHBG
Standard test conditions
25 °C
100.0% of rated power
715 W
680 W
Cool, bright day
40 °C
95.5% of rated power
687 W
649 W
Typical summer roof
55 °C
91.0% of rated power
659 W
619 W
Hot roof
70 °C
86.5% of rated power
631 W
588 W
03
Full specification
Parameter
MS715N-HJTGB
MS680N-DHBG
Difference
Power and efficiency
Rated power
715 Wp
680 Wp
+35 W for MS715N-HJTGB
Module efficiency
23.01 %
21.89 %
+1.12 pp for MS715N-HJTGB
Power density
230.2 Wp/m²
218.9 Wp/m²
+11.3 Wp/m² for MS715N-HJTGB
Open-circuit voltage
50.60 V
47.90 V
2.70 V apart
Voltage at max power
42.55 V
39.92 V
2.63 V apart
Short-circuit current
17.61 A
17.80 A
Effectively the same
Current at max power
16.81 A
17.05 A
Effectively the same
Temperature
Temperature coefficient
-0.260 %/°C
-0.300 %/°C
+0.040 %/°C for MS715N-HJTGB
Mechanical
Dimensions
2384x1303x35 mm
2384x1303x33 mm
2384x1303x35 mm vs 2384x1303x33 mm
Module area
3.106 m²
3.106 m²
Same
Weight
38.8 kg
38.5 kg
Effectively the same
Weight per kWp
54.3 kg/kWp
56.6 kg/kWp
-2.4 kg/kWp for MS715N-HJTGB
Warranty and degradation
Product warranty
30 yrs
25 yrs
+5 yrs for MS715N-HJTGB
Performance warranty
30 yrs
30 yrs
Same
Annual degradation
0.25 %/yr
-
Not published by Mysolar USA
Technology
Cell technology
HJT
TOPCon
HJT vs TOPCon
Cell type
Monocrystalline
Monocrystalline
Same
Cell count
132
132
Same
Bifacial
Yes
Yes
Same
04
14,005 panels
Against the whole database
Efficiency
#1,911
vs
#6,882
MS715N-HJTGB leads by 4,971 places
Power density
#2,018
vs
#6,804
MS715N-HJTGB leads by 4,786 places
Heat behaviour
#511
vs
#6,093
MS715N-HJTGB leads by 5,582 places
Weight
#8,518
vs
#10,746
MS715N-HJTGB leads by 2,228 places
Warranty
#21
vs
#21
Tied - the same position in the database
Overall
#43
vs
#638
MS715N-HJTGB leads by 595 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: Mysolar USA MS715N-HJTGB or Mysolar USA MS680N-DHBG?
According to our database: Mysolar USA MS715N-HJTGB has higher module efficiency (23.01% vs 21.89%); Mysolar USA MS715N-HJTGB tolerates heat better (temp coeff -0.260%/°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 Mysolar USA MS715N-HJTGB and Mysolar USA MS680N-DHBG?
Mysolar USA MS715N-HJTGB has a module efficiency of 23.01%, while Mysolar USA MS680N-DHBG is 21.89%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Mysolar USA MS715N-HJTGB use vs Mysolar USA MS680N-DHBG?
Mysolar USA MS715N-HJTGB uses HJT cells; Mysolar USA MS680N-DHBG 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 Mysolar USA MS715N-HJTGB and Mysolar USA MS680N-DHBG?
Mysolar USA MS715N-HJTGB has a 30 years power warranty; Mysolar USA MS680N-DHBG 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 Mysolar USA MS715N-HJTGB and Mysolar USA MS680N-DHBG bifacial panels?
Both Mysolar USA MS715N-HJTGB and Mysolar USA MS680N-DHBG 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.