BYD HSBK-33-725 vs BYD HSBK-33-720
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 (-0.240 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other.
725
24,325 kWh
720
24,157 kWh
Lifetime gap
168 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario
725
720
Standard test conditions
25 °C
100.0% of rated power
725 W
720 W
Cool, bright day
40 °C
96.4% of rated power
699 W
694 W
Typical summer roof
55 °C
92.8% of rated power
673 W
668 W
Hot roof
70 °C
89.2% of rated power
647 W
642 W
03
Full specification
Parameter
725
720
Difference
Power and efficiency
Rated power
725 Wp
720 Wp
Effectively the same
Module efficiency
23.34 %
23.18 %
Effectively the same
Power density
233.4 Wp/m²
231.8 Wp/m²
Effectively the same
Open-circuit voltage
50.27 V
50.17 V
Effectively the same
Voltage at max power
42.23 V
42.14 V
Effectively the same
Short-circuit current
18.26 A
18.17 A
Effectively the same
Current at max power
17.18 A
17.10 A
Effectively the same
Temperature
Temperature coefficient
-0.240 %/°C
-0.240 %/°C
Same
Mechanical
Dimensions
2384x1303x33 mm
2384x1303x33 mm
Same
Module area
3.106 m²
3.106 m²
Same
Weight
38.3 kg
38.3 kg
Same
Weight per kWp
52.8 kg/kWp
53.2 kg/kWp
Effectively the same
Warranty and degradation
Product warranty
12 yrs
12 yrs
Same
Performance warranty
30 yrs
30 yrs
Same
Annual degradation
0.40 %/yr
0.40 %/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
#943
vs
#1,424
725 leads by 481 places
Power density
#936
vs
#1,347
725 leads by 411 places
Heat behaviour
#13
vs
#13
Tied - the same position in the database
Weight
#6,514
vs
#7,025
725 leads by 511 places
Warranty
#21
vs
#21
Tied - the same position in the database
Overall
#403
vs
#540
725 leads by 137 places
05
Open the full database
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06
Written summary
Checking cache...
07
Questions about this pairing
Which panel is better: BYD HSBK-33-725 or BYD HSBK-33-720?
According to our database: BYD HSBK-33-725 has higher module efficiency (23.34% vs 23.18%). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of BYD HSBK-33-725 and BYD HSBK-33-720?
BYD HSBK-33-725 has a module efficiency of 23.34%, while BYD HSBK-33-720 is 23.18%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does BYD HSBK-33-725 use vs BYD HSBK-33-720?
BYD HSBK-33-725 uses HJT cells; BYD HSBK-33-720 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 BYD HSBK-33-725 and BYD HSBK-33-720?
BYD HSBK-33-725 has a 30 years power warranty; BYD HSBK-33-720 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 BYD HSBK-33-725 and BYD HSBK-33-720 bifacial panels?
Both BYD HSBK-33-725 and BYD HSBK-33-720 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.