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MS705N-HJTGB vs MS700N-DHBG 11 of 18 identical Swap Change panels

Mysolar USA MS705N-HJTGB vs Mysolar USA MS700N-DHBG

Mysolar USA
MS705N-HJTGB
705 Wp 22.69 % HJT Bifacial
VS
Mysolar USA
MS700N-DHBG
700 Wp 22.53 % TOPCon Bifacial Incomplete
The verdict

MS705N-HJTGB leads on the differences that matter

The largest is temperature coefficient: 0.040 %/°C better in heat. 11 of 18 comparable parameters are identical, with 1 more left out because at least one datasheet does not publish it.

See all 7 differences
How alike are they
11 of 18 comparable
parameters are identical
identical differs not published
01

What actually differs

7 of 18 parameters
Parameter MS705N-HJTGB MS700N-DHBG Difference
Temperature coefficient -0.260 %/°C -0.300 %/°C 0.040 %/°C better in heat
Product warranty 30 yrs 25 yrs 5 yrs longer
Cell technology HJT TOPCon HJT vs TOPCon
Open-circuit voltage 50.29 V 48.86 V 1.43 V apart
Dimensions 2384x1303x35 mm 2384x1303x33 mm 2384x1303x35 mm vs 2384x1303x33 mm
Voltage at max power 42.25 V 40.72 V 1.53 V apart
Current at max power 16.69 A 17.21 A 0.52 A apart
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
MS705N-HJTGB
23,654 kWh
MS700N-DHBG
23,486 kWh
Lifetime gap
168 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario MS705N-HJTGB MS700N-DHBG
Standard test conditions 25 °C 100.0% of rated power 705 W 700 W
Cool, bright day 40 °C 95.5% of rated power 678 W 669 W
Typical summer roof 55 °C 91.0% of rated power 650 W 637 W
Hot roof 70 °C 86.5% of rated power 623 W 606 W
03

Full specification

Parameter MS705N-HJTGB MS700N-DHBG Difference
Power and efficiency
Rated power 705 Wp 700 Wp Effectively the same
Module efficiency 22.69 % 22.53 % Effectively the same
Power density 227.0 Wp/m² 225.3 Wp/m² Effectively the same
Open-circuit voltage 50.29 V 48.86 V 1.43 V apart
Voltage at max power 42.25 V 40.72 V 1.53 V apart
Short-circuit current 17.49 A 17.97 A Effectively the same
Current at max power 16.69 A 17.21 A 0.52 A apart
Temperature
Temperature coefficient -0.260 %/°C -0.300 %/°C +0.040 %/°C for MS705N-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 55.0 kg/kWp 55.0 kg/kWp Same
Warranty and degradation
Product warranty 30 yrs 25 yrs +5 yrs for MS705N-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

Against the whole database

14,005 panels
Efficiency
#3,496 vs #3,982
MS705N-HJTGB leads by 486 places
Power density
#3,361 vs #3,989
MS705N-HJTGB leads by 628 places
Heat behaviour
#511 vs #6,093
MS705N-HJTGB leads by 5,582 places
Weight
#9,420 vs #9,361
MS700N-DHBG leads by 59 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#89 vs #221
MS705N-HJTGB leads by 132 places
05

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06

Written summary

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07

Questions about this pairing

Which panel is better: Mysolar USA MS705N-HJTGB or Mysolar USA MS700N-DHBG?
According to our database: Mysolar USA MS705N-HJTGB has higher module efficiency (22.69% vs 22.53%); Mysolar USA MS705N-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 MS705N-HJTGB and Mysolar USA MS700N-DHBG?
Mysolar USA MS705N-HJTGB has a module efficiency of 22.69%, while Mysolar USA MS700N-DHBG is 22.53%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Mysolar USA MS705N-HJTGB use vs Mysolar USA MS700N-DHBG?
Mysolar USA MS705N-HJTGB uses HJT cells; Mysolar USA MS700N-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 MS705N-HJTGB and Mysolar USA MS700N-DHBG?
Mysolar USA MS705N-HJTGB has a 30 years power warranty; Mysolar USA MS700N-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 MS705N-HJTGB and Mysolar USA MS700N-DHBG bifacial panels?
Both Mysolar USA MS705N-HJTGB and Mysolar USA MS700N-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.