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HSBK-33-730 vs NSBK-33-710 12 of 19 identical Swap Change panels

BYD HSBK-33-730 vs BYD NSBK-33-710

BYD HSBK-33-730
BYD
HSBK-33-730
730 Wp 23.50 % HJT Bifacial
Open panel page Datasheet PDF
VS
BYD NSBK-33-710
BYD
NSBK-33-710
710 Wp 22.86 % TOPCon Bifacial
Open panel page Datasheet PDF
The verdict

HSBK-33-730 leads on the differences that matter

The largest is temperature coefficient: 0.038 %/°C better in heat. 12 of 19 comparable parameters are identical.

See all 7 differences
How alike are they
12 of 19 comparable
parameters are identical
identical differs
01

What actually differs

7 of 19 parameters
Parameter HSBK-33-730 NSBK-33-710 Difference
Temperature coefficient -0.240 %/°C -0.278 %/°C 0.038 %/°C better in heat
Module efficiency 23.50 % 22.86 % 0.64 pp more efficient
Power density 235.0 Wp/m² 228.6 Wp/m² 6.4 Wp/m² higher
Rated power 730 Wp 710 Wp 20 W more power
Cell technology HJT TOPCon HJT vs TOPCon
Open-circuit voltage 50.37 V 49.00 V 1.37 V apart
Voltage at max power 42.32 V 41.16 V 1.16 V apart
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
HSBK-33-730
24,493 kWh
NSBK-33-710
23,822 kWh
Lifetime gap
671 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario HSBK-33-730 NSBK-33-710
Standard test conditions 25 °C 100.0% of rated power 730 W 710 W
Cool, bright day 40 °C 95.8% of rated power 704 W 680 W
Typical summer roof 55 °C 91.7% of rated power 677 W 651 W
Hot roof 70 °C 87.5% of rated power 651 W 621 W
03

Full specification

Parameter HSBK-33-730 NSBK-33-710 Difference
Power and efficiency
Rated power 730 Wp 710 Wp +20 W for HSBK-33-730
Module efficiency 23.50 % 22.86 % +0.64 pp for HSBK-33-730
Power density 235.0 Wp/m² 228.6 Wp/m² +6.4 Wp/m² for HSBK-33-730
Open-circuit voltage 50.37 V 49.00 V 1.37 V apart
Voltage at max power 42.32 V 41.16 V 1.16 V apart
Short-circuit current 18.35 A 18.20 A Effectively the same
Current at max power 17.26 A 17.25 A Effectively the same
Temperature
Temperature coefficient -0.240 %/°C -0.278 %/°C +0.038 %/°C for HSBK-33-730
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 52.5 kg/kWp 53.9 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 TOPCon HJT vs TOPCon
Cell type Monocrystalline Monocrystalline Same
Cell count 132 132 Same
Bifacial Yes Yes Same
04

Against the whole database

14,129 panels
Efficiency
#749 vs #2,591
HSBK-33-730 leads by 1,842 places
Power density
#836 vs #2,529
HSBK-33-730 leads by 1,693 places
Heat behaviour
#13 vs #1,333
HSBK-33-730 leads by 1,320 places
Weight
#6,040 vs #8,201
HSBK-33-730 leads by 2,161 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#316 vs #869
HSBK-33-730 leads by 553 places
05

More useful comparisons

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BYD HSBK-33-730 vs BYD HSBK-33-710
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06

Written summary

07

Questions about this pairing

Which panel is better: BYD HSBK-33-730 or BYD NSBK-33-710?
According to our database: BYD HSBK-33-730 has higher module efficiency (23.50% vs 22.86%); BYD HSBK-33-730 tolerates heat better (temp coeff -0.240%/°C vs -0.278%/°C). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of BYD HSBK-33-730 and BYD NSBK-33-710?
BYD HSBK-33-730 has a module efficiency of 23.50%, while BYD NSBK-33-710 is 22.86%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does BYD HSBK-33-730 use vs BYD NSBK-33-710?
BYD HSBK-33-730 uses HJT cells; BYD NSBK-33-710 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 BYD HSBK-33-730 and BYD NSBK-33-710?
BYD HSBK-33-730 has a 30 years power warranty; BYD NSBK-33-710 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-33-730 and BYD NSBK-33-710 bifacial panels?
Both BYD HSBK-33-730 and BYD NSBK-33-710 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.