IBC Solar YH720W-33MHD/MH vs Sharp GSD8K66H-740WT
VS
The verdict
GSD8K66H-740WT leads on the differences that matter
The largest is temperature coefficient: 0.090 %/°C better in heat. 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
YH720W-33MHD/MH
GSD8K66H-740WT
Difference
Temperature coefficient
-0.350 %/°C
-0.260 %/°C
0.090 %/°C better in heat
Module efficiency
23.18 %
23.82 %
0.64 pp more efficient
Product warranty
30 yrs
25 yrs
5 yrs longer
Power density
231.8 Wp/m²
238.2 Wp/m²
6.4 Wp/m² higher
Rated power
720 Wp
740 Wp
20 W more power
Cell technology
TOPCon
HJT
TOPCon vs HJT
Open-circuit voltage
49.82 V
51.70 V
1.88 V apart
Weight
38.0 kg
39.0 kg
1.0 kg lighter
Voltage at max power
41.52 V
43.80 V
2.28 V apart
Dimensions
2384x1303x33 mm
2384x1303x35 mm
2384x1303x33 mm vs 2384x1303x35 mm
02
What it means on a roof
Thirty years of production
Declared first-year losses, with 0.40% a year afterwards assumed for both panels, at 1,200 kWh/kWp a year
YH720W-33MHD/MH
24,157 kWh
GSD8K66H-740WT
24,828 kWh
Lifetime gap
671 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario
YH720W-33MHD/MH
GSD8K66H-740WT
Standard test conditions
25 °C
100.0% of rated power
720 W
740 W
Cool, bright day
40 °C
94.8% of rated power
682 W
711 W
Typical summer roof
55 °C
89.5% of rated power
644 W
682 W
Hot roof
70 °C
84.2% of rated power
607 W
653 W
03
Full specification
Parameter
YH720W-33MHD/MH
GSD8K66H-740WT
Difference
Power and efficiency
Rated power
720 Wp
740 Wp
+20 W for GSD8K66H-740WT
Module efficiency
23.18 %
23.82 %
+0.64 pp for GSD8K66H-740WT
Power density
231.8 Wp/m²
238.2 Wp/m²
+6.4 Wp/m² for GSD8K66H-740WT
Open-circuit voltage
49.82 V
51.70 V
1.88 V apart
Voltage at max power
41.52 V
43.80 V
2.28 V apart
Short-circuit current
18.13 A
17.76 A
Effectively the same
Current at max power
17.34 A
16.91 A
Effectively the same
Temperature
Temperature coefficient
-0.350 %/°C
-0.260 %/°C
+0.090 %/°C for GSD8K66H-740WT
Mechanical
Dimensions
2384x1303x33 mm
2384x1303x35 mm
2384x1303x33 mm vs 2384x1303x35 mm
Module area
3.106 m²
3.106 m²
Same
Weight
38.0 kg
39.0 kg
-1.0 kg for YH720W-33MHD/MH
Weight per kWp
52.8 kg/kWp
52.7 kg/kWp
Effectively the same
Warranty and degradation
Product warranty
30 yrs
25 yrs
+5 yrs for YH720W-33MHD/MH
Performance warranty
30 yrs
30 yrs
Same
Annual degradation
-
0.35 %/yr
Not published by IBC Solar
Technology
Cell technology
TOPCon
HJT
TOPCon vs HJT
Cell type
Monocrystalline
Monocrystalline
Same
Cell count
132
132
Same
Bifacial
Yes
Yes
Same
04
14,005 panels
Against the whole database
Efficiency
#1,424
vs
#418
GSD8K66H-740WT leads by 1,006 places
Power density
#1,347
vs
#431
GSD8K66H-740WT leads by 916 places
Heat behaviour
#10,419
vs
#511
GSD8K66H-740WT leads by 9,908 places
Weight
#6,459
vs
#6,344
GSD8K66H-740WT leads by 115 places
Warranty
#21
vs
#21
Tied - the same position in the database
Overall
#24
vs
#12
GSD8K66H-740WT leads by 12 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: IBC Solar YH720W-33MHD/MH or Sharp GSD8K66H-740WT?
According to our database: Sharp GSD8K66H-740WT has higher module efficiency (23.82% vs 23.18%); Sharp GSD8K66H-740WT tolerates heat better (temp coeff -0.260%/°C vs -0.350%/°C). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of IBC Solar YH720W-33MHD/MH and Sharp GSD8K66H-740WT?
IBC Solar YH720 W-33MHD/MH has a module efficiency of 23.18%, while Sharp GSD8K66H-740WT is 23.82%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does IBC Solar YH720W-33MHD/MH use vs Sharp GSD8K66H-740WT?
IBC Solar YH720 W-33MHD/MH uses TOPCon cells; Sharp GSD8K66H-740WT 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 IBC Solar YH720W-33MHD/MH and Sharp GSD8K66H-740WT?
IBC Solar YH720 W-33MHD/MH has a 30 years power warranty; Sharp GSD8K66H-740WT 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 IBC Solar YH720W-33MHD/MH and Sharp GSD8K66H-740WT bifacial panels?
Both IBC Solar YH720 W-33MHD/MH and Sharp GSD8K66H-740WT 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.
Shop prices: See 2 IBC Solar offers · See 6 Sharp 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.